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Singer Empire NF-105, Instruction Manual, Page: 157 / 171

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Summary of Contents for Empire NF-105

Page 1: ... C T I O N M A N U A L g ii T I 1 xtr Hnx N O I S E A N D F I E L D I N T E N S I T Y M E T E R M o D E L N F i o s s 7r r t rlrZr o r c t 4h4 z hrtznzazulz zza T H E S I N G E R C O M P A N Y M E T R I C S D I V I S I O N ...

Page 2: ...S I O N 9 1 5 P E M B R O K E S T R E E T E R l D c E P 0 R T C 0 N N E C T I C U T r 3 2 1 1S L A C I E N E G A B I V D L O SA N G E L E S C A L I F O R N I A REPAIR AND MAINTENANCE Instruments shouldbe returned only on priorwrittenauthorization from the SingerRepresenta tiveor the factory t Warranty repairwill be madeuponwrittenrequest Pleaseprovidethe fol lowinginformation in orderto expedite o...

Page 3: ...ns of T1 TZ and T3 tuning units to include the PRE IF OUTPUT circuitrv ADDENDUM A Add the following circuitry to the T1 tuning unit schernatic R 4 5 7 5 P 7 9 A N D T 7 Add the following circuitry B to the O F J 2 0 6 TZ tuning unit schernatic T O J U N C T I O N J 2 O 3 A N D C 9 R27 2 7 5 R 2 7 4 t 2 0 J t 3 T O J U N C T I O N ...

Page 4: ... I P E R B L 6 I 9 C E N T E R T A P III DESCRIPTION The PRE IF OUTPUT circuitry provides an i f signal whose bandwidth is greater than the i f signal obtained frorn the tuning unit i f arnplifier The output of the PRE IF OUTPUT circuitry is used for spectrurn signature analysis Addendurn No E 10 ...

Page 5: ... A N F I o 5 X M 1 2 6 T A N F I O 5 F A N d T A N F 1 0 5 F X L PURPOSE To irnprove scan specifications frorn t0 db to 4 db It DESCRIPTION On Parts Lists and Schernatic Diagrarns change capacitor C717 frorn 200 uuf to 100 uuf Addendum No EIZ ...

Page 6: ... the List of Replaceable Farts for the Model T3 NI I05 Make changes as indicated Reference Symbol Descrip ion Fart of P 6Z4 R 6 3 0 220 ohrns l0 o l ZW carbon 42 MC L f AmPlifier T3 220 ohms IA7o llZW carboo 42 MC Ll Amplifier T3 Change the schematic as follows io Deiete R633 connect C657 directly to the plate of V607 Delete R654 connect C56l directly to tbe control grid of V609 Addendum No E14 ...

Page 7: ...17 C o n t r o l S e t t i n E s 6 I n i t i a l A d j u s t m e n t 2 I l n i c o i o q c r r r o n o l a t i J l t U D L I V i s u a l S u b s t i t u t i o n m e t e r 2 I A u r a L S u b s t i t u t i o n s l i d e b a c k 2 4 I ioise ieasurernents lirect Reading 25 l i c i s e l e a s u r e n e n t s B r o a d B a n d A n t e n n a 2 5 l l o s e F i e l d I n t e n s i t v 2 7 lvro eriainal R...

Page 8: ...F I 5 2 5 I I F A m p l i f i e r 4 2 C 2 5 2 R F l u n e r 4 0 0 7 0 0 I r t C 2 5 r R F T u n e r 7 0 0 1 0 0 0I I C 2 5 h n p u l s e G e n e r a t o r 2 7 R e p e t i t i o n R a t e G e n e r a t o r 28 Sine Y ave0scil Iator 29 Carrier Zero Adjustment 0 Voltage Regulator 3 L F i l a m e n t V o l t a g e VI Repai rfnstructions 12 Ggnera t t f t n p u l s e G e n e r a t o r 1 4 S t e p A t t ...

Page 9: ...r f o r C a b l e L o s s e s 2 1 f l i n l o k q T C A y L v v L L v Bandvridth Data 20 to 55 mC 1I Sandwidth Data 6J to 200 MC t2 B a n d w i d t h D a t a 2 O 0 t o 4 0 0 M C 1 1 C a l i b r a t i o n C h a r t t o r T j N f 1 0 5 o 1 4 3 1 o c k D i a g r a m o f R F A m p l i f i e r s z O t o 2 O OM C t 7 3 1 o c k D i a g r a n o f I F A m p l i f i e r t 0 7 l t C 1 9 Block Diagram of R F ...

Page 10: ...t l i n ...

Page 11: ...odel I F 105 provides a cornpact llghtweightrportable nolse and fleld strength rneter for measurements of nolse originatlng ln electrlcal and electronlc equipment and of electrical field strength Bui1t ln lmpulse nolse and slne I Bve generators are used as calibratlng standards for nolse and carrler measllrenents Readings may be taken uslng a vlsual lndlcator neter or aural means s1ide back method...

Page 12: ...DIPOTE AMENM r V h 4 Y ROIARYMACHINFRY TO BE MFASURD FIGURE 1 TYPICAL APPLICATION OF NF 105 ...

Page 13: ...MPtitSE NOISL SOIIRCE fulse repetition rate i 2 5 to 2r5OOcycles fulse spectrum Flat to 1000 MC within lt Z nA fuIse anplitude varlable from 37 to 97 DB above 1 microvolt per megacycle bandwidth INDICATINO MLTER u logarithnic movenent callbrated in microvolts 0 5 to 10 and decibels 6 to lzo WEIGHT Basic l4easuring Unlt with a Tuning Unit 71 lbs SIZE Basic Measuring Unit I8 3 Lt wide X g hlgh X L r...

Page 14: ...ation DC Suppty Cord 5 ft Renote Ind icator Renote Indicator Cable e n Line Probe 5OOohrrrs Carrying Case for Optlonal Equiprnent Carrying Case for a Tuning Unit Antenna Equipment for T NF lOJ Switching Unit Clamp 0n Probe F i l t e r 1 5 0 K C t o 0 M C Fll ter 20 liC to 65 MC F i l t e r 6 5 M C t o 2 0 0 M C F i l t e r 2 O OM C t o 4 0 0 l C r r 4 P v u s b 9 r 2 4 1 5 B B r 2 6 r Lr4 B t z 6 ...

Page 15: ... 3 X S d ig E g i r r b J r l r J 0 a q F A g 3 s 6 i i q i 6 a o p r f d X n g 5 x S o r S I5 u J r t d tj a J J d U c d l r d J J J J r g3 35J s g raj g b g E J f f T E I rF a tri 1 u to I s 8 s e ii f t a H s i ffi fi j H Wr p f gu s n 6 g ggt I 8 3 S T JA R 3 7 Y g Y t 5 r t a 3 p 3 E t r z e a F i A 2 t p i B l p l rt rtS t rS dr ln F r i i I m Sr q r 6 F g rry ftl tq c ...

Page 16: ......

Page 17: ... FOR 8I I IVIRTiR CABLE 251 RLMOTE MTTIR CABLE RII IOTEMITIR ANTENM ASTS 6 FIGIJRE3 ARnANGEMbT 0F PARTSIN TRANSITCHMT SPAREPARTSTRAY SPARE PARTS BROADBANDAIITENM CONE IIVViRTM BAI DANTENMBASE I I OPTIOML EQUIPME N ...

Page 18: ...o f r e j e c t i n g a n y s i n 5 l e f r e q u e n c y d e s i r e d f r o m 5 0 X C t o 4 o O I t C T h e t w o l i n c p r o b e s d i f f e r i n t h a t o n e i s a 5 O o h r n a n d t l t e o t h o r a O O o h r n p i c k u p d e v i c e E a c h p r o b e l s h c u s e d i n a s h j c l d a n d i s c q u i p p e d u r i i h h i r d i n r r n o s t s f o r e a s y a t t a c h m e n t t o t ...

Page 19: ...hefront of the plug in head panel Tighten the locking screw Removefrom the accessory carrying case such additional components as may be required including the following s R F patch cord 6 inches Connect thls cord between the ATTEN OUTPUT connector near the left edge of uhe equipment panel and the connector on the pl ug in head if lhe head used has 4ore than one frequency range the cord must be att...

Page 20: ...ING UNTT su 105 CREEI 2 Fr BATIEnY 12V or 2L not furnished It5 VC TS 5oto oo crrlrs CR PHONES PHONES FT CABLES TO GROII DM cOr tDuIT cR CROU D STAIG FIGTJRE 4 INTTNCONI IECTIOIJ BETWEts VARIOUSCO IPONENTS DIPOLEANIE IM 1 0 ...

Page 21: ...reen prugs of the cable to the srGML rNPUTconnector also carrying the green marking and Located in the lower l eft hand corner of the panel The companion cable marked red is used only wlth the series method of cal ibratlon descrlbed ln par 10 4 fnjectlon block The injection block is used only in conjunction wlth the broad band anlenna Magnetic field probe In order to pick up the rnagnetic field co...

Page 22: ...e three dlpole antenna sets coverlng the range of 20 1000 I lCas f ollows I 20 200 Mc 200 00 16 00 1000 Mc ou rol rr lu rolrz Dl l05 T3 Each set consists of a bakelite tube having a dipole block on one end and a rnatching transformer on the other On the n 200 MC and 200 400 MC sets the dipole arms are separate and are attached to threaded inserts on the opposite sides of the dipole block There are...

Page 23: ...a iE o 8 r I 8 5 ct E o O 5 I 8 cv o O E o o t I l c o ll i l l l o i l ll E ll I ll O l l ll o ll U BROANBANDANTFNNA 20 1000 MCs a z o H F J frl v o z H v rrc 5 13 ...

Page 24: ... n t e r o f t h e d i p o l e t o t h e e x t r e r n e t i p o f o n e d i p o l e a r m R e p e a t p r o c e d u r e o n t h e o t h e r a r m T h e n u s i n g t h e b a k e l i t e r u l e m e a s u r e f r o m t h e p l a s t i c b l o c k w h i c h s u J l o r c s t h e d j p o l e a r m q i l i h dT T h i q r L i t s u _ 1 0 5 p r o v i d e s a c o a x i a l v Y Y f U U I r I r r a i V l ...

Page 25: ...Fl U p t a u0 t O r l o o l d r l O o d bI p c O r l o l i d r C Q d u0 t t r O F l i qt rt 0 a c d k o O o a t l fr E O F t _ t o O P o I 1 l L E A J H C l o O l r l q t l fr o c E a f r q J C C E O J I J o q J O o 0 3 o u O r l t o I u t c o o O O E c t tH O o J o g E o I I o 6 l O o 0 3 O o O r l l o 1 5 J 5 8 g c H a q rl ti o ri P o l 4 O O i O l H C D ut o E c d c o o r o o o O O l l lr tr k...

Page 26: ...E Tg nr 6 H tg ff H 5A F ser si ffisfiH x tr eL r hri a g r g L g 3 t s Hl x Y F t w t i IJ ffi t t l ff s tr e tJ tr l d3 ffi ls b d filIff r s tf 9 I J rv q 0 ...

Page 27: ...the repetitlon rate is below J0 cycles In an alternate nethodr the lnternal lmpulse generator is used to calibrate the instrunent wtrlch then becones direct readlng ln terns of nicrovolts per negacycle bandwldth applied at the lnput receptacle In both cases shunt callbration is enployedr i the calibrating voltage ls applied at the sameinput receptacle whlch is to be used for the r nknorn voltage l...

Page 28: ... abore I lurt MO NOIET The IMPUISEGEN Olnnn and SrGllAL INnn ATTENUATCR control knobs uust be pulled out before betng turned Turnlng ulthout flrst pu1llng forward nay demge these attenuators Upon ltrdng up the dot on the control knob with the deslred positlon push hrob aI the way ln SIGML INPIfl ATTENUATCR 20 DB NOIET l hen the SICN ALINPIIf ATTENUATCR ls ln the 0 DB posltlon use the orange scales...

Page 29: ...0 0 3r 6 100 3t6 1000 3L 10000 31600 I 11 2 35 5 IL2 355 1120 3550 11200 35500 a 2 6 39 8 126 398 1250 980 12600 39800 u7 J 1 1 1 1 7 l 1 u7 11 10 u70 I 100 It 15 8 50 1 t58 501 1580 5010 r5800 50100 5 17 8 56 2 178 562 1780 5620 17800 562ffi 6 20 0 63 1 200 63t 2000 63rO 20000 63100 7 22 1 70 8 2U 708 22t 0 080 22t 70800 8 25 1 79 1 25t 791 25tO 791 O 25r 796cn 9 28 2 89 L 282 89r 2820 8910 282co...

Page 30: ... 1 3 5 IL O 75 2 0I2 o 0 12 40 I 2 L O 12 0 l O 3 OU olr 14 44 1 4 l 1 12 0 l l l 015 050 L5 5 O r 5 5 O 15 0 50 5 01 o56 r7 56 1 7 5 6 17 0 56 6 020 063 20 63 2 0 6 3 20 0 63 o22 0 0 22 70 2 2 7 O 22 0 70 I o25 o7g 25 19 2 5 7 9 25 O 19 9 028 089 28 89 2 8 g g 28 0 89 10 031 1 31 1 00 3 1 10 0 3f 0 100 MICRO TS PERKIL YCI EBANDWIDIH FIGIJRE B COM MSIONCHART 2 0 ...

Page 31: ...stment Placement of the dipole antenna relative to the source of R F noise should be ln accord ance with the applicable speciflcation or requlrement Tune to the desired frequency Adjust SIGML INPUI ATTIiNUATCR and fF GAIN to produce a reference reading Use as nuch signal input attenua tlon as ls consistent wlth good signal to nolse ratlo After the reference readlng has been obtained disconnect the...

Page 32: ...ded to lhe inculse generator reading Conversely if the level of the unknown signal is lower tnan the lowest output of the impulse generat or it wilJ be necessary to increase the insertion loss of the SIGML INPLT attenuator when applying the calibrating signal fn this latter case the change in SIGNAL INPW attenuator setting in DB nust be subtracted from the impulse generator reading Since there is ...

Page 33: ...qs i o o l F q s l to It oi oi al N r O t A k 2er r2 Yt 7d7t ...

Page 34: ... ltr GAfN control settings untll the neasurement is completed Turn on the impulse generafor and vary its output until it is audible in the earphones Adjust the IVPULSI GEN P R R control and the CYCLIS switch until the P R R agrees with thal of the unknown signal if possible Tirls ls a convenience and not a condition to obtaining accurate resuLts Adjust the amplitude of the internal noise calibrato...

Page 35: ...r mof the readings of the IMP GEN ATT and of the sroaIl neter to 80 DB above one nicrovolt per negacycle AdJust IF CrAIN for fulI scale readlng on the neter Turn off the irnpulse gen erator The lnstrument is now callbrated for a fu1I scale sensitivlty of 80 DB above one nicrovolt per negacycle bandwldth t The sensitivity nay be lncreased or decreased ln 20 DB steps by changlng the setting of the S...

Page 36: ...on nethod callbratlon at lnput ternlnals of lnstrunent is applled hen dlpole antennas or Ilne probes are used as plck up devices For the broed band antenna serles callbration callbretlon stgnal in serles wlth unknown Ls used The serles callbratlon nethod has the advantage not to requi re a cbangeof connectl ons however an extra factor of 20 DB nust be applled slnce the lnJectlon block attenuates t...

Page 37: ... axis untll a naxlmum lndicatlon ls acconpllshed If the reading ls elther off scale or too ow change the setting of the SIGI IALINPUT ATTENUATOR until a readlng ls obtalned withln the central portlon of the meter scale The voltage plcked up by the dlpole ls of the maxlmun value when the axLs of the dlpole arms ls perpendicular to the dlrectlon in uhich the signal source Ls located The dlpole shoul...

Page 38: ...7 6 1__ 9 B 7 6 z8 ...

Page 39: ...lng on the dla untl1 the slgnal fron the slne nave oscillator causes rnaxluumdeflectlon AdJust the IF GAfNcontrol for fu1l scale neter readlng The lnstrunent la nov callbrated as a tvo ternlnal vacuum tube voltmeter at thls frequency rlth a fuLl scale sensltlvlty of 100 DB above one nlcrovolt 80 DB on SIGML II IPUT ATTEIIUA 10R plua 20 DB on meter The sensltlvlty nay be lncreased ln 20 DB steps to...

Page 40: ...ment an accurate followlng ttranner Note the neter reading carrier Ieve1s Detune signal anblent lnterference or hlgh hlss level of the carrier neasurement nay be perforned ln the ln nlcrovolts proCuced by the conblned nolse and the equipnent sufflclently to lose the carrler Note the reading produced by nolse l evel alone Tbe followlng fornula applles I S JAZ N2 la uhtch S ls the unknonn carrler Ie...

Page 41: ... II IMPIIISEGE I LEVEL MC BANIIIIffH IN lO BANU IIIH FACTOR IN DB IN IB ABOW1 uv 20 t f l 0 30 l1 fl 0 q o n lro t L l 0 r c n 5o l J j l 0 60 l l l 0 h J t IirI 0 62 l 3 0 FIG 10 q q n BO t a a c B o 100 t26 C 5 8 0 120 t26 0 ILO 126 0 G R N r50 0 r q al 180 t26 0 200 t26 0 3r 32 ...

Page 42: ...CALIBRAT ON CHAR T I OR T UNING U iiT T Z NF 1O 5 FR iaQ MC 3AI DWTDTI IN MC BANDWIDTiJ FACTOR i Dts SERTAL NO 1525 i 4PULSE GEN N DB ABOVE I Y n r t r t E v r L z r 0 2 7 n 2 6 0 q2 rt q t n J O U 2tr l r iu u il lt lZ 3 3 ...

Page 43: ... above one nlcrovolt as a two terninal vacuum tube voltmeter By changlng the signal lnput attenuator settlng the sensittvity may be changed in 20 DB steps To convert these readings to microvolts see the converslon chart Figure 7 Calibratlon by means of the lmpulse nolse signal must at al I tlmes be nade r rith the function swltch in the PEAKpositlon although the instrument ls belng calibrated to b...

Page 44: ...dLngs ln nicrovolts per neter add the dlpole factor Ftgr re 9 Thls factor l s conposed of tuo frequency dependant varlables nanelyt Effectlve Helght of the Dlpole Antenna Loss ln the 30 foot cable and tno constants nanely l Iisnatch froi 2 ohh antenna to 50 ohn cable t Z nn Converslon to open circult voltage 6 DB The readlng thus obtalned ls the open clrcult voltage plcked up by the dlpole If load...

Page 45: ...d c a g FI H F H Fl O t k E E C5 fi o 4 8 Fl lq I t A F E l H h I i I I I 2 d o trl H 2 8 1 5 t 1 J s f o r o z k H C H o l l trrr H f q d H l 1 O P i c z F P v u E H o s D e t H r z E g Z Ei A H o q o z c r cv x Et trl 2 H f r F f O h o A r r 2 H F fi o ll l F q H f t d H F1 O o E l a t E EH3 O U t l n H Z 1 7 ...

Page 46: ...the sake of neasuring accuracy trbomthe lnput the slgnal ls fed through the flrst tuned circuit to the grid of the first R F ampllfier 5Af5 The plate of thls stage ls dlrectly fed lnto the second tuned clrcuit whlch ln turn is capacitively coupled into fhe grld circuit of the second R F anpltfler 5lXl The slgnal obtained ln the plate clrcult of thls stage is applied to the third tuned circuit whic...

Page 47: ...N zaeK z zaal a L F a 5 N 9 N ...

Page 48: ... i re9 N NG V NN N N aa4 r 2 44H 4F eaa laa HeL qG 6 A o ...

Page 49: ... fron a low lnpedance source to obtaln good pulge response see Par 1 fn order to obtain a hlgh output voltage fron the cathode follower stage lts cathode ls tuned by neans of V7 The I F gal n control R105 located on the nain panel varied the grld blas appl ied to the Ist 2nd and 3rd r F anpllfler stages L5 Tunlne Unlt T rllNF loq Tunlng Vn111 T 2 llF 105 covers the frequency range fron 200 to 00l ...

Page 50: ... l u s t r a t i o n i n F i g u r e 2 T h e t u n e d c i r c u i t s u s e d a r e c a p a c i t y l o a d e d q u a r t e r w a v e c o a x i a l f l n e s i n t h e R F c i r c u i t s a n d capaci ty loacled hal f ryave para1lel l ines in the oscif lator circttit tr requencytuning is acconpiislied by varyinl thc l ilount oi capacity 1oac1 i n g o f t i e l i n e s Tbe inp rt signal is applled...

Page 51: ... i H J b o o i E c U H r H p a r r F H f E I L I F I F l I l l T I _i I Er F l C 3 O E d o i ft I d E o B F E E 4 z t l I 1 o o N C I l e r o o H F x f r 8 3 f f c l C L ca c c F H o 3 d u z H E F l J E H E I H E Ft F r F C0 F l A L C f Fl E 2 H t r F C F z t s 5 3 trr Fl t 4 0 E F d A Z o o J 4 O F I o q f i r H A Z H o F C o O c i H C_l U r F i s 7 a ...

Page 52: ...I I I I I I I I I I I I I I r t r E e c E l o o I P I t 8 c I I I I I I l l Y o P l d d l O r l O rl Fl c o t o r l P d d O r l U 0 O r l C Fl rl 1 o C Q 7 O F r C J a r l C t o t n X h r l f o J _l n p d o o N j r l ts 3 I n d d O I C r l t 9 D I t t cd E c o O v J A r o u C O t r t r i F H O J 7 c H O z d a l d l i P O A X rl k E l P a l o o o rl F l E C 1 u I n i r l O f C d k a c l t E E c o o...

Page 53: ...t lt operates aD a reslstance nnagniflern or a pulse stretcber vzr slnultaneousry serves ln tbe brldge type vacuun tube voltueter clrcult whlch operates neter l 1 For carrler neasurements the 50 mesohmreslstor Rg6 ls shunted by R I and R 3 to a value of approxlmately l5OrOOOohms Thus the discharge tlne ls sufflclently shortened to permii indlcatlon of average rather than peak values For the 0 to 1...

Page 54: ...nt ar y RF currents ln the phone leads fron coupllng back to the lnput circult In therrMeter Balancerrpositlon of the functl on swltch the grids of the tuo sectlons of V21 are grounded The neter balance control ngO nay therefore be operated to conpensate for differences ln the two tube sections In the rrZero Adjustrt positlon the IF anpllfler ls disabled by being biased to cut off any voltage reac...

Page 55: ...Ns N N s NN n it lrl a eel atrea4 aF tvP t aar ezaz F 6 9 4 t ...

Page 56: ... Ns NN s IN tN Nx N sNN N E aef 2 4 dElDA 4 4 5 r F rc AsA 7ali F 6 ZO 4 B ...

Page 57: ...e anplltude ln DB ls shorrn by DC rneter M3 as a functlon of the llne charging voltage The llne charglng voltage ls varled over a 10 DB range by means of R163 Thus a contlnuous 10 DB inpulse output varlatlon ls achieved The output nay also be varled ln steps of 10 DB by the inpulse generetor attenuetor located on the front panel see Par 20 The total output tn DB above one microvolt per negacycle o...

Page 58: ... l N N l l N X a a N 8zae4 2 6F r eF f Y41 z 4 t7Z 7a4 F a 2 h t l a o t N N l 1 N N e ...

Page 59: ...N I R s a v N R N s N N NNI s N i sNr NSi N N ss c N C a J v NNi Rlu l l 8 e 2 reF Vaf u ry tf _ wu ff trci F 22 ...

Page 60: ...hovn ln Figures 21 and 22 respectlvely a schematlc dlagran ln Figure 30 21 Power SuoPlv Tbe power supply furnlshes 150 vol ts trBrrvoLtage 150 volts rrcrl voltage 3OO voits charging voltage for the l npulse generator 25O voLts for tf e P R R generatoi and 6 3 volts trAt voltage These voltages are regulated t6 nake then independent of changes 1n either the prlmary supply voltage or in current arain...

Page 61: ...NN NN NN NN il s t N N N NR l I N t I s i a l N rV N t t i A t A4 2 6 er t aF ruw e gz zY F 4 23 ...

Page 62: ... l s usede The functlon of tbe harness is tuofold It poyers the RF head and at the sametlme connects the IF output to the naln unlt Slnce the IF anpllfler uould regenerate f a long output lead vere enployed for thls connectlon a gernanlumdlode ln conJr nctlon wlth a load reslstor and by pass capacitor is bul1t lnto that end of the harness vhlch ls closer to the plug ln head slnce the allgrrnent ha...

Page 63: ...ld ph 2 of V10 of the 20 to 65 ltlOrange Keep the slgnal generator and the I F galn control so adJusted that no werload occurs Peak transforners TJt T7 T8 and T9 aad coll 146 for narclmunoutput gradually decreaslng the slgnal generator voltage to prevent overload Set the band swltcb on the plug ln head to the 65 to 200 MCralrger Feed a 10 7 MCslgnal to pln 2 of V13 Peak T6 vltbout dlsturblng the o...

Page 64: ...ator to 55 fi Peak oscLllator trinmer C11 and adJust R F trl nners Cp6 C101 and CI09 for naxl mu output Set tunlng control and signal generator to 200 lO If al lgrunentls requi red change the lnductance of the osclllator ead lnductor V2 ay squeezlng or spreadlng turns Fo1los by adJusti ng R F end lnductors L33 L36 and Llt Do not dlsturb shunt lnductors L I L3lr L3 and I40 nhlch govern the tracklng...

Page 65: ...ad Set tunlng control and slgnal generator to 395 yt9 AdJust osclllatsr trLnraer C12 for naximumoutput Tune trlnner C20 uhlle rrocklngn the slgnal generator tuning untll optlnun allgnnent 1s obtaLned Peak trlmners Cl and C2 Set tuning control and slgnal generator to 210 lO AdJust oscillator lnduotor L5 for na cl urnoutprt NOIET Great care mst be exerclsed r ren adJustlng osclllator or R F lnductor...

Page 66: ...lng gdtt T NF 10 2 5 r T F l m n l i f i a r A o t f t l f I r u U l l I l g r 4 4 I I U r T r l r an r n n a r l l r a c n r r t l j n a r l j r n o 2 t I f O r t h e a l i g n r n e n t O f t h e 1 0 7 M C I F a n p l i f i e r a p p 1 y b a s i c a l l y t o t h e 4 2 M C I F a m p l i f i e r a s w e l l D i s c o n n e c t t h e I f c o n n e c t o r J 5 0 1 T h i s i s i o c a t e d o n t h ...

Page 67: ...nt pocedure select the weakest polnt 1n the frequency range AdJust L 618 for naxJ nurnoutput 25 1 li F uner 700 000 l C T h i s t u n e r i s a d j u s t e d i n t h e s a m e n a n n e r a s o u t l i n e d i n p a r Z j 2 f o r the zlOO 100IiC band Use alignment frequencies of 710 and 60 Iv C A t s o a d j u s t 1 6 4 0 f o r m a x i m u mo u t p u t R e m o v et h e m a i n u n i t f r o n i t ...

Page 68: ... w e e n C 207 on the impulse gene rator housing and ground This voltage should be J00 volts t lOL bwhen the inCication on the srna l meter is J D B C a p a c i t o r C 2 0 7 i s o f t h e f e e d t h r o u g h t y p e l o c a t e d a t t h e end of a pi pe rising from the impulse generator line at an angle of a p p r o x i m a t e l y d e g r e e s I f t h e r e s i s t a n c e a s m e a s u r e ...

Page 69: ...lL scale read lng nhlle retunlng the recelver to naximr mneter deflection Turn the functlon swl tch to lts extrene counter clockwise positlon By neans of control Fa47 located on the naLn chassls behind the step attenuator controlllng tbe lnpulse generator output adJust the neter lndicatlon to fuIl scale Tr rn off the sine wave osclllator and readJust the osclllator zero control Turn on the sine wa...

Page 70: ... as requlred tn the lnstructlons for operatlon Should the zero adjust polnt 1n the carler positlon rrftfr I F gain coutrol ln extreme counter clockrlse posltlon dlffer fron that ou peak proceed as foLlous r After a1 lorrlng tne equJ pmentto warn upl set the functlon snitch to neter balance and adjust the neter balance control for neter z ror Turn the functlon srrltch to zero adJust and set the cor...

Page 71: ...e tbe coaxlal cable fron tbe generator unlt b Dlsconnect the three vlres at the rear of the generator cr Reoove the four nountlng screrrs and llft out the generator d l ltb rrene fiOL3 reDoye the centor asseubly of the ooaxlal outprt llne 81o Ulth nrench 4 rercve the ffont contact frm the lnner end of the center conductor l0tEr Thls aleo rercves the dlsc reslstor 3OL2aad a sll ver rr sher f Faranl...

Page 72: ... l N l NI NI NN l l f f Ydfit t Z AF e4Ff S 1 PUZ4 A83 m il J F G 24 ...

Page 73: ...uator apart renove the three nurnber1O nuts attached to the rear of the three tle rods hr1l out the rear plate The barrel ls now loose therefore care mrst be taken not to drop tt or its associated sprlng and nashers b Renovethe banel assenbly c Check the eenter plns for positioning The polnt of each pln should be about flush with the face of lts connector housing d Loosen the number 6 nuts on the ...

Page 74: ...er Makecertaln of good allgnment by checklng connector fl ts If bindtng should resultrdo not force Instead agaln go orrer the assenbly operatlon 5 Gear Tralns The gear tralns used ln the tunlng unLts lncorporate a clutch ln order to prevent danage to the lnductuners or the tunlng capacltors respectlve y should the tuning control lnadvertently be turned past lts end settlngs In the course of operat...

Page 75: ...th the relay coll on the voltage regulator reray nay be cleaned by neans of sandpaper OOOO a ciocus cloth a snall fLle or a relay burnlshlng toor t hichev r of the abcvve tools is used lt nust be gentl y applled in order not to nar the contact gurface Renoveall l_oosedlrt or netalllc resldue after cleanlng relay contacts The ten snall flnger contacts on the opposite slde of the relay are too dellc...

Page 76: ... inpulse g enerator is then subst ituted for the Ci i signal and the lmpulse generator level required to prod uce tire same full scale indication is recorded in tJ e right hand column The function switch must be j n Ure Carrier position when the CI I generator is connected to the instrument ancl in the Peali position when tire impulse generator is connected After ttre instrument is calibrated ttre...

Page 77: ...rf a S I Fl gts 5 O H Z a H 6 trl F g E P frl HE H 5 r 6 F b p r l tr t H E E C E Z m f r l l O E 3 l t o h E 9 t a i o t t t o B P o Q A E l g E 5 d H F n Z F 6 8 a ...

Page 78: ...r 10 15 1o IL 10 13 ro 12 10 11 10 r0 10 9 a 10 10 7 1o 6 lc 5 10 lt 10 3 CHART POWER DMISIIY Watts Per Square Meter Fower Density tn Watts Per Square Meter FIELD Hicrovolls 1ooro00 I 0oor0oo CONVEN SION STRENCI1Ito Per Heter to I z 6 8 e ...

Page 79: ...t Per Meter 90 100 110 120 120 110 100 90 80 30 20 IO 0 70 6o 5o Lo bo 5o 50 70 BO Power Density ln DBMPer Square Meter Square lfleter CONTEXLSION CHART FIELD STRENclll to POWER DENSIIY DB Above 1 Microvolt Per Meter to DBI per 62 n 6 8 C ...

Page 80: ...0 mnf I0 300 V button nica 500 ruf o 3OOv button nica 500 nmf 16 3oo V button mica 1000 dnrtrf 1C6 30OV ceramlc I 5 7 mnf ceranlc trfunmer 1000 umrof 26 3OOV ceranlc 5000 Emf 2C4 300 V ceramic 1m0 nnf 2C6 300 v ceranlc 100Omnf 2q 3 V mlca 5m nnf 16 30o V button cerami c 50 nnmf 6 3m V ceramic feed thru 50 mnf 6 30OV ceramic feed thru 10m nmf 26 300 v ceramlc 1000 nnf 26 300 V cerarnlc 1000 nunf 2C...

Page 81: ...eranlc 3 12 nnf cerqmlc trlnmer 82 mnf 5S sllver mlca 1000 f 2O 2OO V ceranlc 1000 mnf 2O 300 V ceranlc 1000 dnf 20d 3OO V ceranlc 101000nnf 26 300 V ceranlc 1 nnf 5ft 300 V cerarnic jt turf 5 3OOV cerarnlc 82 nmf 5 300 V sllver nlca 500 mnf 1C6 300 V button nlca 10o nnf 2C6 300 V ceranic 5 rmf Io 300 V ceranlc 3 12 nsf ceramlc trlmmer 1000 mmf 26 300 v ceranlc 22 nmf 6 300 V ceranlc 11 nnt 5 300 ...

Page 82: ...amlc 1000 ruof 26 3OOV ceranlc 500 xnnf 1C6 300 V cerarnr cf eed thrt r 50Ommf 3 V 16 cu anic 1000 mf 26 3oo V ceramlc 5O0mnf 16 300 V ccrarnjc feed thru 1000 nnf 2C6 3OOV ceramlc 1000 nnf 206 300 V ceranlc 50Onxnf LO9 3OOV button mlca 500 nrf 10 300 V button nica 1000 Erornf 204 3OAV ceramlc 500 mnf 1C4 3OO V button cerarnic 50Oxonf l Ajt 30OV button cerarnic 500 runf 16 3OOV button cerami c 1000...

Page 83: ...0 V button nlca 50o nnf 10 oo V button nlca 500 mnf 16 300 V button nica 50o umrnf 16 300 v button mica 50OruDf 16 3OAV button mlca 50o nnf l C 3oo v button nlca 5oOnnf 16 30o v button nlca 500 Bnf l C6 3OO V button nlca 500 unrnf 161 300 V button nlca 3 12 nnf ceranlc trlmner 50 runf 5 3oo V ceranlc 25 nnt 5 300 V ceramic 15 nnf 5 3oo v sssqm g 10 runf 5 300 V ceran l c 15 mnf 5 oo V ceramlc 10r0...

Page 84: ...anic 1000 nllf 206 3OOV ceranlc 1000 lorLf 26 3OOV ceramlc 500 nnf I 3oOV button nlca 5 nnf 16 3oo V ceranlc 1000 nmf 26 3n V ceramlc l O 0 0 n n f c e r a m i c b u t t o n l OOO nnf ceranic button l O O O O m m f c e r a m i cb u t t o n 1 O C 0 O n r f c e r a m i c b u t t o n 6 n n f n o n o n i n L r f f n r L U U u V r r f I tf J os CO Y ceramic 2 mnf 5 sJ00 V ceranic 500 lnnf GI V 300 V fe...

Page 85: ...mf 2O IOO V cerarnic feed thru I nnf O 5y OO V ceramic N75O 1OOOmrnf 2O IOO V ceramic button lOO nnnf IO IOO V button ceramic 5 O Om n f I O O O V 1 b u t t o n c e r a m i c f l0O mnf I0 100 V cerami c feed thru 1OOOmnf Zofi loo V ceramic lOoO mnf IOo 1 IOO V button mica 1OOOnnf 20fr IOO V ceramic 22 mmf 2O OO V ceramic 1OOOnnf IO JoO V ceramic 1OOOnnnf 2O 00 V cerarnic 1OOOrnnf IO L OO V ceramic...

Page 86: ... V cerarnic button 1 O O O m n f I O 7 J 0 0 V c e r a m i c l0CC nf JC OY ceranrj c feed thru 000 mnf J00 V ceramic 1OOOnnf 2O7i IOO V ceramic J 1 0 O Om m f 2 O 7 J 0 0 V c e r a m i c f e e d t h r u 1000 mmf J00 V ceramic 10OOnmf 7 IO 7 1 100 V ceramic f eed thru 1OOOmmf IOrt OO V ceramic 1O0Onnf 00 V ceramic 1OO0 nmf J00 V cerarni c 2OOOrnnf 2O JOO V button mica 500 mmf GI IV J00 V f eed thru...

Page 87: ... i o n v v v r v w Phone Ja ck P h o n e J a c k r r n n t r t t v r u ltc 29L u vG 29I IJ rJc 2gr u IF Connector uc 2er v t u v z Y r u uG 29r X lff L584 V x0 I 584lU cSsN1 r10 1 ruff r5e4 u r ffi r684 u uG 29r u I n r n o n t n r l q T i n l l p m l l o v v l r r r v v u v r t L L L L cSslr1 110 1 uc535 rr uc515 v Part of E x t e r n a l m e t e r A r i n U U I U U U U i T U Ut VR cage BA c i r ...

Page 88: ...Inductuner section End inductor fnductr ner sectlon End inductor Inductuner sectlon End lnductor Inductuner sectlon End lnductor Shunt Lnductor Filanent choke Fl lament choke Shunt inductor Inductuner sectlon End lnductor Shunt inductor Inductuner sectLon End lnductor Shunt lnductor Inductuner section Ihd lnductor Shunt inductor Inductnner sectlon End lnductor Filarnent choke Fllarnent choke I F H...

Page 89: ...nPllfler n Slne Wave 0sc111ator ll wlre ll I501 IAO2 r 603 L6ot 1 05 L606 L508 L6cF L610 1611 T 6T2 L6T1 t61 L6t5 1 6T7 L618 L6T9 L620 L62 L A Z Z L623 r 621 1 25 L626 r 627 Cathode choke Plate choke Hlate choke Filanent choke Fllaroent choke Fllanent choke Cathode chike Cathode choke Plate choke Hlate choke Fllanent choke Filanent choke Filasrent choke Filanent choke Cathode chDke Mlxer coll Casc...

Page 90: ...o I A A t A A z V PII M LIGH1E Ref Svnbol vr Mtrrln9 ef Svnbol LEI lanp lfo r7 Ln lanp No 47 Ln Ianp No 7 LPl Ianp No 7 LF50L Ianp No 4 L602 lanp No 4 7 4 2 i I CI F A m p l i f i e r T t I t l l l l il R F T u n e r T J 4 t l t L v L I A m p _ L l I e r t l l I t R F f u n e r T J t t Fart of R F Tunet T2 R F Tuner T1 t Pllot Llght BA R F Tune t T3 n lO 4 5r reter 10O ul novenent l8 4 5t neter 10...

Page 91: ...P A N 1 1 0 6 r 4 s 2 S Aii J102 145 2P Alr rr02 14s P A1 J105 t4s 1s P l u g i A C P a r a L l e I b l a d e s 2 p o l e u n i v e r s a l r e c e P t a c l e AI t r 02 15 1lP Ari l1o6 16 11S r r n o n n t t uv z v u TJG B U uG 29 r V Special Type N lds 2012 uG 29t 11 Part of Inverter ltaltt Part of J O Cf F A n p l i f i e r 1 2 n F T u n e r T 2 p r t r T r r r n a n r n r u r r e r t f f I t t...

Page 92: ...722 Pa 6722 Part 61zz tutt 67zz Pafi 67zz Pari 6722 uG 516 1r VG 291lU I oCified A l 3 q uc 23 v vc 25 v rlc zgo v uc zgo tJ tJc 625 V uc 625 v uc 29r v uG 88 u uc 8s u Jc 88 U vues v Corrn ectnr tr1ts 14r f g f n n n o n t n r f o r l a a a r i l v v r r i r u U U v a t r s l r r d f C t U U c I J a 1 I Part of lnpulse Gen Attenuator tf tl n ft n R ll tl It Slgnal Atternrator M ll n ll R F Patch ...

Page 93: ...nnector COAX C o n n e c t o r l 1 p i n r n a l e artii67zz Part 6722 trc nR r uG BB U uG BB U u0 BB u CBSN 5275 1 CBSN 5275 1 Connector female coaxial uG Bs u uG BB U Part of T e s t l l e r n c s s r t l l l Irnpulse Gen Attenautor 3A il R F T u n e r T 2 1O iCI F nplifierr T2 R F T u n e r T 2 I t R F T u n e r T l I t 2 I I CI F A m p l i f i e r r T l 1l F lTllnar rn L v t L v L L n plug in ...

Page 94: ...n 2 7K ohns 16 ftl carbon L50 ohns 16 I carbon 220 ohns LC carbon 150 ohns 16 fi carbon 2 0 ohns 1C U carbon 10OKohns 16 W carbon 220 ohns J Of U carbon 150 ohns LCF LI carbon 220 ohns t6 lW carbon r ohns 5fi lU carbon 27K ohms lrC4 N carbon 220 ohns 1C lU carbon 2 K ohns LC fiJ carbon 27K ohns 16 N carbon 390 ohns LC N carbon 27K ohns LOE N carbon 100 ohms 106 fd carbon 2 7K ohns 1C 6 U carbon 10...

Page 95: ...on 22OKohns i O U carbon 2 2fi ohns 6 W carbon 220Kohms 1C fW carbon 22K ohrns 16 LI carbon 47K ohns 3 O9 N carbon 22K ohns i O ll carbon 50K ohrns potentl oneter 2tK ohns potentloneter 10OKohrns 6 ll carbon IK ohms 16 rJ carbou r OKohns LC6 N carbon 2 O ohns L6 Lbl carbon 500 ohns I 1 ll pneclsion IK ohns 1C4 N carbon 390 ohns L6 lw csrbon 47K ohns L6 zvl carbon 10K ohns potentloneter IK ohns L6 ...

Page 96: ... 1 30Kohns 5 tI carbon lM ohns dual potentloneter Kohns 16 lW carbon 47K ohns L06 N carbon 43OKohros 5fi tI carbon 10K ohns 1C 6 Ild carbon 7Mohns L6 W carbon 3 3f ohns l Cfi lW carbon 4 fi ohrns LC 6 tl carbon 2 21 otrns 10E fl carbon IM ohna 106 tlrl carbon 4 O ohna LC6 lw carbon 10K ohns LCfi 2U carbon 10K ohns 196 zvl carbon 20K ohns potentloneter 10f ohns 1C4 2ll carbon IOK ohns 16 zvl carbon...

Page 97: ...ns 10 iri carbon 4 7K ohns 10fi 1 carbon IOK ohns J C6 25V uLre wourxl 390K ohms 16 I d carbon 10K ohns I fr tvl carbon 100K ohns potentloneter 300Kotrns I W hec resls 15K ohns 56 conpensatlng ohns 16 2U carbon 5K ohrns potentloneter 150 ohns 16 V carbon lX ohros 3 C6 W carbon 100 ohrns 106 N carbon 2 7K ohns 1C W carbon 150 ohns 10Fr t carbon 330K ohns LO fW carbon 47K ohns 16 N carbon 1 ohms 16 ...

Page 98: ... dlsc 25 96 ohms 2 w Rod r0 9I ohms 2 N Rod 10 1 ohms Ift W disc 0 91ohms 2 N Rod I0 1 ohms I w disc O 9I ohrns Z lW Itoci 0 91 ohms 2 fd F od 10 1 obns I W dlsc 0 91 ohms ll Rod 50 ohns 5 N carbon 450 ohns 5 1 carbon 00 ohns 5 N carbon 45 0 ohns 2 t I noa 5 ohns Ifr tJ disc 45 0 ohns 2 N Rod 45 0 ohms 2 w Rod 5 ohns l il aisc tA 68 ohns 2 fwrRoa 5 6 ohus L 1 r dlsc tL 68 ohms 2 lNr toa 56 ohns 1C...

Page 99: ...I 2 W Carbon 1OOK ohms 1076 I 2 w Carbon 2 J K o h m s I o l i l 2 w C a r b o n l t t Cllm s r I UI o L I il r CarOOn J 1 K O nnS I U oe I Z I Ca IDOn 47 ohns 16 fli carbon lK ohns 6 i earbon 10K ohns 104 N clrbon 2 2K ohns 6 2tI cirbon 4 ohns 16 I l carbon l K ohns 16 W carbon 6 81 ohns 10 4 4 J carbon 10K ohms 16 2W carbon 1 ohrns IAI tW carbon IO ohns 106 t t carbon 2 0 ohns 16 t i carbon 4 7K...

Page 100: ...O ohms I0 4 e 1 carbon 47 ohnns IOrt zLW carbon 10K ohms IOl 5 Lz U carbon llO ohnrs IOfi W carbon K ohms IOf Jsyf I carbon 220 ohms lort bW carbon 1lO ohnrs IO tyl carbon 47 ohms IOr i W carbon 4 IK ohms IO7 2W carbon 110 ohns LO U carbon l 0 ohms IO o tr W carbon 2 2K ohns IOi L W carbon 1 jK ohns I0 4 W carbon 47 rhns IO t V carbon 47 ohnrs IOfi LaW carbon 4 2 l l C I f i r p t i f i e r T j I ...

Page 101: ...T1 IIT1IM Circuit BA tf Impulse Gen P R R S Inp Oen Slne lJaveOsc Meter Clrcui tr BA Power Supply BA fnverter M0 R F Tunetr T3 4 2 I CI F A n p l i f i e r T t BI 3AG Volt volt xrr sl IrTcHEs Ref Svmbol s1 s2 s3 S i s5 s6 s7 s8 s9 s601 s602 Descrlptlon l lafer sultch 4rPDT band change l lafer swltch uultlple functlon Wafer srrltch neter nultlpller Toggle sultch 0FF monentary 0N STI ZC l fafer swit...

Page 102: ... T11 Pover transfoflrer hrt of 30 llc f F Anpltfler T2 tl I R F Tuner Tl n 10 7 UC I F Anpllfler Tl tf t Audlo Anpllfler BA Poyer Supply BA XI TI BES Bef Svnbol v1 v2 3 11 v5 v6 v7 v8 v9 v10 vlt v12 VI vl 4 v15 v16 v17 Descr pt1gl 5gt6 6Fa bl1J b 68J6 6BJ6 68J6 6BJ6 6Ar5 6AK5 L AT7 5AK5 6aK5 6u8 6AK5 6BJ6 6BJ6 6BJ6 Part of R F Tunet T2 I 30 l f0 I F Anpltfler T2 n tl n R F Tuner Tl n t ll n ll 10 ...

Page 103: ... Audlo Anpllfler BA i1M BA Slne lJave0sc111ator M InpuJ seGdnerator P R R r BA n I Power Srpp1y BA It l n n n R F Tunet T3 g n n L2 Yfi Cascode Tl Q ttF I F Anpllfler Tl tl n n Part of R F Tunet t2 vr I BA Test Harness AH R F Tuner T Descrlptlon 6AL5 6A8 I AU7 r 7 12AT 12AI 7 12AID I2AIN 6U 6Xt 614 6U 6u 042 5876 6F4 5876 6Tt 68QzA 6AK5 6AK5 6AK5 6BJ6 x1 YA x3 l N 2 l C l N 4 A lNl4A r T ln 1Ir21C...

Page 104: ... d5 lJ F tl l r l l l r r l Y l l 8 t l C l r l u I o l i l r E l l g rbt 4 tr l c I l i t J L N E a o r l E r l r l l H l i l d I l l J I R l r l c o r n F d E d a o b 0 p f tr Or C Fq 6 E orl I c F4 I co co t o E o o t fq I l l r I t l l t _ _ t r EF e I t r l l l l r O o o E l s l 3t sI T dt F J fn t r o l t O E r Cl o A a o o o t4 d O l J r l O h F I O A r fd k o 11 rll I I I I I I I _l i T I ...

Page 105: ... NN u U r _l i s l r n I l n n I t l N e v s 11 I r u i i r l l 1 t n X A n tQ f t t l A a_l rN l l i 1 l_l it a Q a I L l 1 l t N l I a r Q N t J Ni s i N l q f tn t t a I I I I _l IJ l o 1 o N I I l I fa I 9 1 ...

Page 106: ...CI O0 00 Z u e 6e1q DT eureqcs Eor N zJ B Z e n 6 r g 9 9 c oos ts 2 L e7 O9r 9Zd 9 os oos t2 t I oosl t2 1 f oz2 nr J L t9i A oo t 7 r I I 1 I tt I A d oJpJ n il i a I 9 w a L ...

Page 107: ...q9 9 c O9 9Zd oo g ES t s o 2 TI 9 2r 2 a9t 227 ozz eze f r T I I ooolJ 6 a oool EE zEa i l t 7 L 3rtt L tr92 A oo t 7 t l t r7 4 73 t 7dnu tt 2 4 0e o c T g r oog zz7 6ZC Y T r3 ooQ ozz I I 1 I ...

Page 108: ...tu 2 t l T Q9 L oo9 L z 5 2 o 9 J oo9 ZS T oos 7 cec ozz a ooo Eec I J 22 79 7 7 a s a o9t l 7 v L e 7 9ZC L t 6 A ry2tr T r I I I u A r 7 t I L II zr EOTd ...

Page 109: ...4 oog I L et ar J I 3 t2 7A o 7 oo9 l2 ta ota o t 9A I oe c I t J T_ _ _ __ _ T j 7 Alil J 4 oot 6 2 I L _ ...

Page 110: ...oos J f_ L_ l I I I Fir_ o t _ i7 _ 7 i rndNr toaf ttuva JNoat t l r d iB P9 r r t l F I I J 9ef I I I r o o f i r 6 2 t t F i ...

Page 111: ...l f I t 22t loot no Enaere r F illi 6 K E Z 7 270 ta t l c 4 w I c 5 ooo c 2t JahrtO cs 5 Figure 2A T2 NF 105 Schematic Diagram 200 40oMc il 3 p26 50 c17T sa c5Q 5 I E 7 e6 lso 1 7 a cs4 5 I t I L T ct tffi t o F ...

Page 112: ...ttt n y t r I L f 30 tle 8 fu PL F FR i I s i 2 p I I I L C25 220 7o t l cg 2 2 o etl 7K c29 ez2 soo s T t 5 0 t l r E 7 MK ttat 2 7E W Clo 500 e 1 T 821 150 e 6 J 5 p26 50 c4rT 5 a csa 5 ...

Page 113: ...c2f r I c37 500 _L x r i 3 i v1 6dr6 c33 looo 7 EB 220 c32 atat 2 7Er v it ir Tto I 2 7 t50 Pt9 47K e22 t50 C S soo c 2 6 goo t cs2 5oo ...

Page 114: ...TUN E J _ c9 t e 22 l I I I I I v2 6F4 v2 i I I Lca T3 2 1 I Z t o E u 7 t 9 L g a7 la a roo ztP artL ct7 500 I crt c2 Llo c 1 t H 6 9 l tuT I I c24l 500 ct6 loa ...

Page 115: ... OOtaa4 uC TUN e r f 1 j 7 c e t l t l c20 1 T c 8 500 JAs ...

Page 116: ... t a 6 t taaa I I I iaue T a 6 Jt 30 I gtf I ca 2t saa I I I lasf iL r l9 r Figure 29 Schematic Diagram 3 NF I05 400 1000Mc tr tast rO i tl l tr 3 r 24J usa laca K tt7 FF 6zr 1 150 v floRtlnu o H v E R ...

Page 117: ...26tt a cr55 c 75 F i 2 a 37 1 7 e3r0 T azt ga j a 3tt Ca 26al io E 6tt 17 L c6t4 T laoo I c 96 oao y3d8 162 C A 5 yaoT 62 a r2 t4 13ea 3to L I ...

Page 118: ...26t a yaoc 3 4 7 e 4zr l2 rx i f1 t r i ri ces aaoo le22 o ce r soo 4 1zt fa E32t 4 7 Q 620 17 2429 0 t ec7 e E Ctt 1f z 6J2 t t I C a 7 9 tfoa ...

Page 119: ... 1 f t t t j J lr FeF i t p l i 2 yaec 3 4V7 IJ t f 6_a 1 60 t 7 5 J t e69C hd E orp u tAlS D T C TUNEB ic626 a f 1 T U Tc697 5e t F OlllCu I ...

Page 120: ...7 I I r r rr t i a T 400 700 nc TUNEP I T corz P6 3 l f NPUr s t l i l r il l I i l l r 0 rto4l _ _ _ t Lao 1 lrl __ g orgaro f t l lPHri i rtll l n t a b I Pr rr P6t5 AE w i ft l iL l tt l op s7ie Ca Vr w l c6t2 2 w u f I wnr Fgn tt ...

Page 121: ...II 6 I I J 1 I I I t l pt O J I l J I L RzA 7 zzo n 15 r FtG 27 THE SINGENCOMPANY METRICS DIVISION BR DGEPORT CONN U NA r fF T U N I N 6 U N I T ZA fo ZOO trtc NF los 004285 T T _l I t ensl J i s o l I Lcttr I T z o a l REF R4285 97 ...

Page 122: ...r F AMpl tr fie I p ss I z zr Ic_t3B Iv t 87 5o P 95 5O J oo I T c 4s sAa c 3 I Crt z T 5oo r I 500 c t a o 74rau a J l ...

Page 123: ...i6Er6 i r T1l r q l l i 1 6 8 J 6 1 L I t f rnt l r t 7 2tto 33ot I E r 2 7E c 75 50 E 79 2rc e 8 L O _ w p 46 So C rJ F A E i77 473 C 28 L fldo I t o t _ v 5 4 c 34 5 v 1 r J I I Ctc6 _ 5oo crcz 5oo r I 500 c16 r to lHrg a l I t ...

Page 124: ...4 6nE7 r I r7i c 2 I l l s I i f f _ i f l L B lov6yq 4 q l T rcoo l t ryi t A ezzs l ottf Clzs r soo crts _ 0tnt e 77 2 7 E e 75 50 JT9 ett R2eo rr E2ct 20K I E i77 472 c2 E 212 r 500 c 2I 500 T L ook Ir l 1 7 l P L F r l L I 1 _l_ ...

Page 125: ...J 5 I I I I 2 4 50 L P 2 G rr Fr c 3 5 N 84yo sullTeH J I 5oo t t I 9o r LP3 C rr H E f c 32 500 c9 190 a l Fl l r l t c 1C76 4 i R2 f rf t JT9 ett t eu3 zto I rw c o 500 c 1 r I I I I I I l 2 9 561 2 5 7 oo ...

Page 126: ... try e so ra toc2 65 Z_QO t C _TUN1E 1 3 5 u 8 L 4 2 n q I 5 90 vf rt5 5 i i 1 l 1 1 c 9 J i ll I T o i I t K t ctog I i T i i i z ct6 iz e Trczn i E 6_3 O0 P i z2k b5 OK 27 n C t 5 t f s7 oo v 3 D ...

Page 127: ...oo o t Lc ot 48 O t L 2 8 l t0 65 2 1 t 1 2 v J L EZ44 L3 t3s l _5 vtz i carl L37 L ii rA o rs I i T 1 i l 3 I F t5 t 4 t t c T 9 _ 1 l 6 z c l o 1 1 3 6 I sq I r 853 4 7 t 7 6 f i l l ai Z 7x Z 7 x i t n Al J E e o I 2 2K C OS c 9 6 z t s 7 c9 i on l r P 54E 8 220 i d I I t4 I t t I lr ruzzK t cros 1 7i cz t f t k T i loo cztl f ir 1 1 tooo itesiL b i re3 t to c oo ooo 855 oo v z J r ...

Page 128: ...I cse Tz Le_e 2 Js f 3 t2 L 2 0 Lt9 tft r l z L t rQ _ l IJJ PJ l kl J 4 J I62 INPUT raottr PANEL t5 7 608 r r T f l t l LJ _ t _L _t_Jr __6t l s a I Jto I I L JJ Plt J ll z v_pJtz P9 L 3 Yn 6 2k t T r J l l l r l l l a G F a ...

Page 129: ...e47as4 o N _ o F F 57 f 6ff f r Tcf Srtr r s 6 Few6K tb aFF 5t r t CZo5A TCH AeTiUr4TgD E3 fury Nc otvrrt 7 iT3 f v4 3x Lei T o t f F r 11 n Ar1ZfAv t D ro 56c g n 2r5J roa Lezoz f irn_nnrur r s f FfrL ar x ff H 6f r czu s f iEr 4 at A Tr ftArt ft r re w 6r i o l t P 70TlO clrJ ga J t E A q l O t BI SIC NOISEHEASUftNG UNIT gs 1 Et THI gINGfTi OM uerRri tDrvtsfCIN I RIDGEPORT ilri il 1 oo42t 4 l7 1...

Page 130: ...X Y SUPPLY l t 1 I t r I Y27 r 6Y4I t t 5 t c 9 i A 4 f0fuo 1 1 L lcnzl2 I 4N4 ...

Page 131: ... I t l r l l r R 6 ro fttree Sueptr 6 A ll n I 1 G N I t 4 w ry z OL atur J F f 54 t r I ar J a c Ff 5 Vao Z4u7 c12 t t t tt l O V v t g t IZATT t t rorol o q t t32 5 CW il l I r r l L t l d r l l J l 1 _ ll__ _J 7 E cszr NrEEtoC I I I i fu11rr i qn er tz g 9 l r r l i l t I rB t 7 K J l 8 F I fI t L F 3 1 T l I t r L Y Y Y Y Y Y Y Y J I l i r J PavER e t3 laar4 ttS 4 27a AT Fcovr P f ...

Page 132: ...l illuge4eJ t2 2 Tf lo Tt Rio t 6o _ _ __ I I t ClsZ I c z3z a l u l 9 tzlr lx e 23 25UF i t k l8 l I r I T r vvt r 1 7 I b Htl i J j t l e q 1 cE t ooa Vlg tL too T L lt IZNI l T R28Z I c t e o I a T I I t Jr l l n T b R Z Bt 4 7K R 7 7 ft c A 4 c i I i i I ...

Page 133: ...r P r a E 23 47n it L2rl t ns I cf i I oa __ V2 v 5 E 24 4 7 K Etz e Zn lJok 5 l t t I J SOV filr r _r ili Jlt TC xr tuf t ...

Page 134: ...rlri i f a G _ J I l ri I _ t d ve5 12AU7 E4 n Ft p4ft L Ersz z hI i l lac tu ruls 6 a zs zzn t 4j l t tt g4 f tt 4rF u r9E l _i 2 f J c flau s rylrclJ Tzot ss szc vet u A t t 1 l H f D o66 I 1 2 8 7 A 0T6 3 t t Oj O W M7 Vrr vuorae1 F FTFl B L I 7n rct SJn ftA a 5 t L l a f v2 6 D J8 e93 tk 3 Q rr gr i 1 a 2 b t99 2 t G A Btos 2 54 5oft7 2AK Gnnv c 5 c st t RO Cr aE2 q r 21Ro t e86 I I r I ...

Page 135: ...r 6 _ F ii l ft tiWl r ft f iii li iiIt ri Hfr i r llr i l i t r 1 t il g rl tir i l r lii 1 r I I I I I I I L t I I I I I I I D t a r z 3 t 50v L 4 T n J 1 5 l Jt6 Ci4 v 8 64t5 E t toon 73 7k 71Nr ft t lr s fs l ma ssl I J zsJ ror sS 5 0c t72 z76t Ct53 I 1 l o l I 00 E t I r l t I I i t I o r t v r a v rf f l t 4 9 l c s o i A ro otrEl Elo A Y r l ...

Page 136: ... o n8 a Q o o J o I m o H O Q F I sts o z o H hc r H H J f r 8 x H 4 I I I i l l r IJ E 3 4 EC E F O o A l l s FET trl e f o o o c N t 4 na I t I d ia H cn l l a l l l H 3 H z F l o H l ro E o o l 6 E P 3 ...

Page 137: ...I N S T R U C T I O N M A N U A L nilHnn T U N I N G U N I T I 5 0 K C T O 3 0 M C M O D E L T A N F I O 5 S E R I A L N O 7t a oAr eZaaatOazaa zzznafu 7 z4q r z 2 THE SINGER COMPANY METRICS DIVISION ...

Page 138: ...IONS Flgure f Calibration Chart Figure fI Test Set Up for Conducted Interference Measurenents Figure IfI Test Set Up for Radiated Measurements noa antenna Figure IV Antenna Factor for Vertical Antenna Figure V Antenna Factor for Loop Antenna Figure VI Schematic Diagram 150 I G rOl CProbes Figure VfI Schemati c Vertieal Antenna VA 105 Figure Vllf Schenatic Loop Antenna LP 105 Figure IX Arrangement ...

Page 139: ... CIVsensitivity in rnicrovolts woul d equal its impulse sensitivity expressed in microvol ts per nnegacyclebandwidth If the receiver band width were only 0 1 megacycle the impulse noise calibrating voltage requi red for the previous CYfsensi tivity adjustroent of the receiver would have to be increased by a factor of 10 The Calibration chart Flgure 1 indicates the equivalent irnpulse level require...

Page 140: ...robes I odel Lr 10 and LF IOJ are designed for lO ohrosand 50O ohms im n p d r n n p r p q n p n f i r r a l r r r n h 6 a r e u s e d i n t h e s a n e m a n n e r a s L i n e P r o b e s f r r e J LL 105 and LH 105 as described in the i nstructi on manual for the higher f r o n r r o n n i o q ConCucted Measurements Two Terminal VTVITI O n n n o n f f h a i m n r r l q o a r A n o r f n r n t r ...

Page 141: ...g J l i j l _ u r v r u J v r u l l E i n s t r u m e n t t o I r f O 1 0 0 1 t 0 0 0 a n d 1 0 r 0 0 0 m i c r o v o l t s r e s p e c t i v e l y d e pending upcn the setting of the signal input attenuator Therefore rvhen following this al ternate calibration procedure deduct 20 DB from the ind icated reading fn the one mi crovolt fu11 scale position correction for residual noise may be applied ...

Page 142: ...switch of the coupler to the desired frequency range In order to read narrol band CIt radiateci signals the antenna factors as shown in Figures 4 or 5 must be applieC to the instrument reading These antenna factors indicate the voltage transformation ratio in the matching transformers necessary to convert the antenna impedance to O ohrnsas re quired by the input inpedance of the instnrment The act...

Page 143: ...s e c t i o n Field strength measuref tentsmay be conducted by means of either the loop or the vertical antenna P esults obtained when using the loop antenna vrill be nore accurate since they are essentiafly independent of grorrnd consj stency and height above ground On the other hand a d isadvantage o f t h e l o o p a n t e n n a e s p e c i a l l y a t t h e l o l e r f r e q u e n c i e s i s ...

Page 144: ...C 1 n l f n l i n MC lf n tuv Ihe input signal after passing through the signal input attenuator in the Basic Measuring Unitr is applied to a tuned circuit proceeding an RF Anplifier using a type J 02 pentode The signal is then fed to the tuned nixer stage enploying a 5e75 tube where it is mixed with the local oscilLator voltage The l oca1 oscillator enployes a 5702 and operates above the signal f...

Page 145: ...5 reads the signal directly frorn a standard signal generator r hen the switching units are placed in position rrBtt the NF 105 reads the signal after the transforrnation of the ver tical antenna coupler The difference between the reading obtained with the switches in positions rrBrr and ttcrr is the vertical antenna factor The nurnber thus obtained is the number shown on the ver tical antenna cha...

Page 146: ...o tf rn o I z z FI t z 11 O F f l il h F D I t f l a z ti d 4 J u d nl 5 i E s IH EgE Hsg t t l 6 BE H E I 1lc E t 6 B H ...

Page 147: ...90 mmf rrariabl e air OI mmf 3OOV ceramic d isc L47O mrnf 2 0 ceramic 01 runf 300V cerarnic d isc 01 nmf 300V ceramic disc 2OO mrnf 5 0 5OOV d ura mica 2OO rnmf Jft OOV d ura mica m m f n a r o n i n ra LL 2 wnf ceramic 2 mmf cera nic 2 mni f ceramic trimmer 15 runf cerarnic 5 25 nmf eeramic trimmer 5 nmf ceramic 5 25 rwnf ceramic trinmer mmf ceranic 9 25 mnt ceramic trimmer ll runf cerarnic 5 25 ...

Page 148: ...ru OO1 nmf 3OOV ceranl c d isc 2lO runf 50OV d ura mica 01 nmf 3OOV ceranic disc 500 runf 500V cerarnlc feed thru OOI runf 3OOV cere rnic d isc 01 mmf 3OOV eeranic d isc 01 runf 3OOV cerarnlc d 1sc 5OOmmf 5OOV ceranuie feed thn 250 trutrf OOV d ura mica 250 mnf 500V dura nlca QQlmrnf 300V ceranic disc 01 runf 3OOV cernmic dise OOJ lnmf 3OOV cernmlc d lsc 01 mmf 3OOV ceramlc d ise 01 rnrnf 3OOV cer...

Page 149: ...f 300V eeramic d isc Oo1runf 300V ceramic disc OoJ luaf 3OOV ceramic d isc O1 mmf 3OOV e eraruic disc 01 mmf 3OOV eramie d isc lOO nnf 5 V cerarnie feeC thru 510 nnf SOOV d ura mica 510 mnf 50OV dura mica OO1 r nlrf 300V cerarnie disc Ol mmf 3OOV eeramic disc OI mf 3OOV cerarcj c disc 5OOrnmf OOV cera nie feed thru 01 nnf 300V ceramic dlsc 510 mnf OOV dura mica 510 mmf 50OV dura mica OOlnnf 30OV e...

Page 150: ...sn r i nt i on P v v l h n r l f h k 6 Input chcke C a t h o d e c o i l Filament chcke Iilanent choke fiiament choke Fi iarnent choke 5 ilanent ohoke Filanent choke Fi lanent choke Filanent choke tr ilament choke l l e e n r i n f i n n T T A 1 r u r r u l T t A 1 u o u r P r r v l Type trrIB Type MB Bype lvB lype li13 Coaxial Plug In Type Ml Type lvt3 Part of Ant Conn 455xC rF t_ 5Mcrr R F fnput...

Page 151: ...0 n r31 R732 R733 8734 R735 r rJO J5 ohms I 2 110 ohrns 2 1 1 0 o h m s I 2 15O ohms 1G lOK ohms 104 IK ohms 1C4 22O ohms 1 04 22O ohms 104 lOK ohms lC4 22OKobms ICfo 470 ohms I 22K ohms IO4 IK ohms 1t 0 L 5K ohms 16 I 5K ohms 16 1 5K ohms IC L K ohrns I 150 ohms i 4 zK ohuu r4 150 ohms 10fr fM ohms lCry LOOK ohnrs L l K ohnrs 1OS 39O ohms 10fr IM ohns 1 4 t ohms 1oS IK ohms 10ft 390 ohns 1S l r o...

Page 152: ...ms 47rc ohrns Description SPDT lTafer Switchr JPDTT llA6reT hrt 0f 1 5 M CI F 110 V line ft LCC Ln rF rv L LcC Ln rn a t t t L v L l l l l l t l ll t tl tl l l l t l l t l l l l l tl t il l l I t fl r l l 1 6 I 4CIF l l t l l t t l l l f rned ckt R F Puner TunecLckt 455rc rr t l ll Part of R F Tuner IF Amplifier 16 iv carbon Iq fw carbon 1O w wire wound I4 carbon I fw carbon I p L carbon J Cs F ca...

Page 153: ...t transforrner Input transformer Input transforrner Input transforrner input transfo rme r lnput transforner Input transformer Input transfo r mer Input transforrner lnput transformer Input transformer Input ransfcrrner Input transformer Inprrt transformer Input trarrsformer lnput transformer Input transfonner Input transforrner Part of 1 6 Mi IF I t I t l 55tcl 1 r t t t t l Turred ek Part of T o...

Page 154: ... I 1 8 0 0 8 0 7 25o t 1 0 1 3 9 O 7q L c z l R7 r L l 7r nn q z n 1 1 r o I l v 1 1 0 7 E 325 L 9 a Q n 12 0 7q ta JOU 8 1 r 0 2 L q n n 12 7 7E s 360 8 0 0 2 1 J 6 a L2 7 7C ri L00 7 9 A 2J ltr A l u 7 q q l 50 7R 2 7 7i o 19 c 7E t 7 e n 3 0 75 c Z L t t J 7 t i ou 7R t l c 4 7 i o 2 0 7r c a t u 78 O r 1 z l t J 7 q q 700 a 7 n 4 o U 30 0 7 7 7 4 b lr 7r 8 2 0 7 5 a 7 a l 7 r Q l o J 5 2 7i J ...

Page 155: ...N LEVEL IN TIB ABOVEI uv E PT N LC CA BR ATION CHART FOR TUNINGuNrT T AINF 105 IMPIII SE GEN LE TELIN Its ABOVE 1 uvluc SERIAI NO IMPUISE G EN LE IEI IN B ABOVEI uv EI trA Mn l 5oo ou 520 00 7 6 8 2 0 A n FIGIJRET ...

Page 156: ... q g i k t o I ili N N s S u N I N NN ts i N ls N N N q V N 2 1 N 1 H r r N i l i ix N NN ...

Page 157: ...L h I d I t s N s I N N 1 t N i N q I N Ns I l r S l S l uNl i1 l tI s s a s N N s N S kr R N t s N r t t I R N N N tF 1 s N l N N J a a 6 t o NN ...

Page 158: ...UNIT SERTAI NO ANTENM FAOTOR UENCYI r ENTICAL A ITENNA VA 105 FOR trB FORSUBSTITTTIION MEA SUREUEI TS AlD 20 DB TO THE ABCVE FACTORS FIGURETV ...

Page 159: ... FREQUENCY 2 4 r C 2 7 yLC 3 0 M C 3 4 M C 3 7 M C 4 0 M C 4 4 M C 4 7 M C 5 2 M C 6 0 r c 7 O M C B O M C 9 0 M C r 0 0 M c r l 0 M c 12 0 I 4C L2 7 r 4C 1 5 0 M C 1 9 0 M C 2 1 0 M C 24 O NrC 2 7 O M C 3 0 o M c DB 2 7 8 2 7 3 2 7 O 2 6 6 26 r 2 5 9 2 5 5 2 5 3 2 5 L 2 4 O 2 3 O 2 2 O 2 I 2 2 0 8 2 0 3 2 0 0 1 9 8 1 9 3 r 9 0 r 8 6 1 8 4 TB 2 I B O KC KC KC KC KC KC KC KC KC KC KC MC MC MC MC MC...

Page 160: ... otrns I 1 nfd I Llne Probe 5OO ohms LF 105 r of dd r I E s I r J H I l l r l r l I I 91 nrfd i I r r I l l l l l l l L _ _ _ _ _ J Il ne Probe 5O ohms LA 105 T _ I I I I I I I Flgure Vf Sebenatlc Diigram I5O rc 30 l C Probes Part of Antenna Equlpment i t4 1o5 ...

Page 161: ...PRI BAiIO sitTG I FIT ICAL SITENNA FICTIRE VII SC IEMATIC VEFTICAL v A t 0 5 ANTENNA A 6r i67 ...

Page 162: ...sEc Brro I Srrrcx T732 CREEi ntGI REVIII SCllEl lATlC L00PANTENNA LP 105 A 6466 ...

Page 163: ...M A G N E T I C FROBE L O t 0 5 L I N E P R O B E S L F I O S L A l 0 S T E R M I N A L PA lO wlrIP FOR vA ls 5 C O U P L E RF O N vA tCI3 C A E L C l 0 FIGURElX ARRAhI0EHEI T OF COTTPO IENTS tH LM lOs ...

Page 164: ... lF a 4 at t rj l _ i 1 t t t t 1Fjr jr rA e a i R fts l rj r ...

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Page 168: ...r ii t t I r i tt i _t e i i f t r t a ir r Ji 1 i f L 6 ...

Page 169: ...77 f Tmtil 7 t I I t J I t t o d a ryt ...

Page 170: ...1t A 0ll 7 rx l u I A rf I fl F I i 7 rTfiru lrni t f Cq F l l l 6 6 flr T 7 a v v I l r t l l lllA z 1l 2 t 4 t 4 r T Efr f r6 fJlnr7 t tO i I t6tS 1S i i r A 6 c 7 T j t i_ z l r I 1 r t t t l l I Ir l_ l l l l l L S t r Fb70l has T i s a I 23e 5 2ao t I I a t 5 I t l7oo INPUT rno r r ltt r b rb ...

Page 171: ...oloccordingto the bestproctice of the currentstote of the ort ln oddition our Serviceond ApplicotionsSectionsore ovoilobleto you ot onYfime The registrotion of your instruments ond ony commentswill be mostopprecioted The in formotionconcerning fieldsof opplicotion will oid us in providingyou with pertinentlitero ture from time to time ...

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