Tektronix 1L10 Instruction Manual Download | Manualshive

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Summary of Contents for 1L10

Page 1: ...I V I A I N IUAL f Serial Number 3 3 type1L10 SPECTRUM ANALYZER Tektronix Inc S W M illikan W ay P O Box 500 Beaverton Oregon Phone Ml 4 0161 Cables Tektronix 070 0510 00 965 ...

Page 2: ...rectly to the field there fore all requests for repairs and replace ment parts should be directed to the Tek tronix Field Office or Representative in your area This procedure will assure you the fastest possible service Please include the instrument Type and Serial number with all requests for parts or service Specifications and price change priv ileges reserved Copyright 1965 by Tektronix Inc Bea...

Page 3: ...ing Information Section 3 Theory of Operation Section 4 Maintenance and Calibration Section 5 Parts List and Diagrams A list of abbreviations and symbols used in this manual will be found on page 5 1 Change information if any is located at the rear of the manual ...

Page 4: ...Type 1L10 Spectrum Analyzer Plug In Unit Type 1LI 0 ...

Page 5: ...y lOOdbm minimum at lOcps resolution Odbm equals 1 milliwatt Sweep Rate Determined by oscilloscope Time Cm switch Typically less than 1 Sec Cm to more than 5 mSec Cm Resolution lOcps to Ik e depending on setting of ________ COUPLED RESOLUTION switch ________ A plug in adapter must be used with 580 Series Oscilloscopes Maximum Input 20 dbm with all R F ATTEN switches Power OFF 24 dbm with all R F A...

Page 6: ...NOTES ...

Page 7: ...fre quency window of the display is 2 kc cm or 20 kc wide over 10 cm In the SEARCH position the window is widened to permit wider uncalibrated dispersion and wider resolution bandwidth to facili tate location of signals at higher sweep rates COUPLED RES OLUTION PULL TO VARY RES OLUTION R F INPUT 50 o R F INPUT 600 O Sets the resolving power of the instrument The ability to resolve between two sig ...

Page 8: ...he device under test and the Type 1LI 0 may be necessary to prevent adverse loading effects on the device under test The R F INPUT 600 O connector is provided for situations where the device under test has a higher output impedance Harmonic and Image Frequency Displays Before making any measurements of a displayed signal or signals it must be determined that the signal is not a harmonic or an imag...

Page 9: ...h Use the following information to measure the frequency separation between two signals 1 With the two signals displayed on the screen set the DISPERSION KC CM switch so that the signals are spaced as far apart on the screen as possible Center the two signals on the screen each time the DISPERSION KC CM switch is set to a lower position 2 Set the sweep rate of the oscilloscope for the best defined...

Page 10: ...NOTES ...

Page 11: ...en an applied signal appears at the junction of D71 and D73 it disturbs the balance of the bridge circuit by alternately biasing the diodes in different directions When this occurs heterodyning takes place between the applied signal and the local oscillator The Filter circuit is a narrowband circuit that is peaked at 60 me Whenever the difference frequency between the local oscillator and the appl...

Page 12: ...Fig 3 1 Block diagram of the Type 1L10 CO to Theory of Operation Type 1 LI 0 ...

Page 13: ...t a non linear driving voltage appears on D362 This non linearity is such that it is equal and opposite to non linear characteristics of the voltage variable capacitance diode This in turn forces the Sweep Frequency Oscillator to produce a linear sweep fre quency The mixed output of the Swept l F Oscillator and the Wideband Amplifier is coupled through an 800 kc filter and then to an amplifier sta...

Page 14: ...on the impedance of Y530 Fig 3 5b shows the resultant bandpass of the cir cuit at the base of Q540 Note that with a narrow band pass the signal amplitude is less at the base of Q540 This diminishing amplitude however is compensated for by the increase in gain of the Q540 stage The increased gain results from the decrease in emitter degeneration due to the increased forward bias on D548 B Fig 3 5 A...

Page 15: ...ocked and the input to the Output Amplifier is grounded Also any signal con nected to the VIDEO INPUT connector is coupled to the vertical input of the oscilloscope The GAIN potentiometer R109B sets the attenuation of the signal from the VIDEO INPUT connector Input R of the VIDEO INPUT connector is approximately 50 0 3 5 ...

Page 16: ...NOTES ...

Page 17: ...onix instruments a silver bearing solder is used to establish a bond to the ceramic terminal strips This bond can be broken by repeated use of ordinary tin lead solder or by excessive heating of the connection in the solder process Occassional use of ordinary tin lead solder is permissible if applied with moderate heat The silver bearing solder should contain about 3 silver If this type of solder ...

Page 18: ...ing steps apply throughout the Checkout Proce dure except as noted 1 Insert the Type 1LI0 Spectrum Analyzer into the oscillo scope turn on the power and allow about 20 minutes for warm up 2 Connect a patch cord between the SWEEP INPUT con nector of the Type 1LI 0 and the Sawtooth output connector of the oscilloscope 3 Set oscilloscope time base for a free running sweep Sensitivity Check 1 Set the ...

Page 19: ...eeds a complete calibration Dispersion Check 1 Connect the equipment as shown in Fig 4 4 2 Set the front panel controls on the Type 1LI 0 as fol lows RF CENTER FREQ 10 VERTICAL POSITION Midrange R F ATTEN All OFF VERTICAL DISPLAY LIN GAIN Midrange DISPERSION KC CM 2 COUPLED RESOLUTION 2 INT OSC EXT OSC INT OSC 4 Set the Type 180A Time Mark Generator for an output frequency of 5 me 5 Using the RF C...

Page 20: ...t all settings If not calibrate the dispersion of the instrument as per the Cali bration Procedure in this section In each case set the COUPLED RESOLUTION switch to the same setting as the DISPERSION KC CM switch TABLE 4 1 DISPERSION KC CM COUPLED RESOLUTION Setting Audio Generator Frequency Oscilloscope Sweep Rate 1 1 kc 50 mSEC 5 500 cps 2 SEC 2 200 cps 2 SEC 1 100 cps 5 SEC 12 Set the DISPERSIO...

Page 21: ...eping the Type 105 Square Wave Generator signal positioned to the graticule centerline by varying the output frequency 20 Set the sweep rate of the oscilloscope to 2 SEC 21 Set the output frequency of the audio generator to 50 cps and increase the output amplitude of the audio gen erator until the 50 cps modulation is clearly visible Check for 1 marker cm 13 7 22 Using Table 4 2 check the 2 and 1 ...

Page 22: ...he 2nd harmonic 10 me of the Type 180A signal to the center of the screen 6 Set the audio generator for an output frequency of 1 kc and adjust the controls on the Harmonic Modulator Unit so that at least two modulation markers one on each side of center frequency are visible 7 Set the DISPERSION KC CM and COUPLED RESOLU TION switches to 2 and center the display on the screen with the FINE RF CENTE...

Page 23: ...2 5 mSEC 3 Set the output frequency of the Type 180A Time Mark Generator to 5 me 4 Set the RF CENTER FREQ and FINE RF CENTER FREQ controls to display the Type 180A signal on the screen of the oscilloscope Make sure the displayed signal is not a spurious signal This can be checked by temporarily re moving the input signal from the Type 180A and noting whether the signal displayed at the 5 me dial s...

Page 24: ...gh 4 Switch the 1 db R F ATTEN switch to ON and adjust the attenuator control of the r f generator so that the 60 mc signal is exactly 5 centimeters high The r f generator at tenuator control should read 69 dbm to 0 1 dbm 5 Switch the 1 db R F ATTEN switch to OFF 6 Check the rest of the R F ATTEN steps in the same way as directed in Table 4 3 TO RECORDER Check 1 Apply a 60 mc signal from the r f g...

Page 25: ...eband Ampli fier Set the test oscilloscope to observe a 10 7 me signal that is approximately 200 mv in amplitude f While observing the test oscilloscope adjust LI 54 through the range where the 10 7 me signal appears and disappears Set LI 54 to the middle of the range where the signal appears g Adjust Cl 14 Cl 24 T204 T214 and T224 Fig 4 12 for maximum signal amplitude on the test oscilloscope h D...

Page 26: ...Maintenance and Calibration Type 1LI 0 Fig 4 12 Location of adjustments on Wideband Amplifier and 60 mc Filter chassis 4 1 0 Fig 4 13 Location of adjustments for steps k through r ...

Page 27: ...L410 and L415 for maximum signal on the test oscilloscope If no signal is observed on the test oscil loscope set the COUPLED RESOLUTION switch to SEARCH Also it may be necessary to adjust L624 to get a display on the test oscilloscope Remove the probe Replace the oscil lator if necesary r At this point the Type 1LI0 should be producing a dis play of the 60 me signal Using this display adjust L624 ...

Page 28: ... control from 1 5 me through 3 me and look for any signal indication on the screen of the oscilloscope Except for the possibility of any stray external signal radiation there should be no sig nals observed on the display produced by the Type 1LI 0 except for the inherent noise of the system Fig 4 16 Location of Balanced Mixer adjustments c If any spurious signal is observed position the signal to ...

Page 29: ...enter fre quency marker and the sideband marker on the right hand side of the graticule h Adjust L374 for exactly four graticule divisions between the center frequency marker and the sideband marker on the left hand side of the graticule i Steps g and h interact Repeat these steps until no further adjustment is necessary j Check the dispersion at all settings of the DISPERSION KC CM as per the Dis...

Page 30: ...ion is needed This signal should appear at the same point on the trace as the signal of step e Make sure that this signal can be moved by slight adjustment of the FINE RF CENTER FREQ control If the signal is stationary when the FINE RF CEN TER FREQ control is turned you are observing the 60th harmonic of the 1 me signal If this is the case repeat steps d through g h Slowly turn the RF CENTER FREQ ...

Page 31: ... FREQ control clockwise to display the 36th harmonic of the 1 me signal n Check the dial reading If the dial does not read 36 me 460 kc carefully adjust C49 Fig 4 21 so that the dial reading is proper when the signal is displayed on the screen o Due to interaction between adjustments steps d through n should be repeated until no further adjustment is necessary NOTE If the tracking of the oscillato...

Page 32: ...tput frequency of the r f signal generator to 10 me and the output amplitude for 90 dbm d Set the RF CENTER FREQ control to display the 10 me signal from the r f generator e Switch in the necessary R F ATTEN switches to set the displayed amplitude of the signal to exactly 6 cm of vertical deflection Use external attenuation if necessary but do not change the output amplitude of the signal generato...

Page 33: ...compensation f Set the output frequency of the Type 105 so that the first modulation marker on the left hand side of the center frequency is at the graticule centerline see Fig 4 25 g Set the DISPERSION KC CM and COUPLED RESOLU TION switches to 1 5 2 1 05 02 and 01 while keeping the modulation marker centered on the screen by varying the output frequency of the Type 105 Square Wave Gen erator h Se...

Page 34: ...NOTES ...

Page 35: ...counter sunk P pico or 10 1 2 dia diameter PHS pan head steel div division piv peak inverse voltage EMC electrolytic metal cased piste plastic EMT electroyltic metal tubular PMC paper metal cased ext external poly polystyrene f farad Prec precision F 1 focus and intensity PT paper tubular FHS flat head steel PTM paper or plastic tubular molded Fil HS fillister head steel RHS round head steel g or ...

Page 36: ...Parts List Type 1LI 0 EXPLODED VIEW 5 2 ...

Page 37: ... 260 0674 00 1 SWITCH unwired COUPLED RESOLUTION DESPERSION KC CM mounting hardware not included w switch 210 0413 00 1 NUT hex 3 8 32 x y 2 inch 7 366 0173 00 1 KNOB charcoal VERTICAL POSITION knob includes 213 0004 00 1 SCREW set 6 32 x 3 16 inch HSS 8 366 0173 00 1 KNOB charcoal FINE R F CENTER FREQUENCY knob includes 213 0004 00 1 SCREW set 6 32 x 3 16 inch HSS 9 2 POT mounting hardware for ea...

Page 38: ... 6 inch 337 0799 00 1260 1 SHIELD switch 23 441 0620 00 1 CHASSIS 24 mounting hardware not included w assembly 210 0940 00 6 WASHER V4 ID x 3 8 inch OD 210 0562 00 6 NUT hex y4 40x 5 6 inch 25 337 0706 00 1 SHIELD cover mounting hardware not included w shield 213 0138 00 4 SCREW 4 40 x 3 1 6 inch PHS phillips 26 386 0115 00 1 PLATE dial window mounting hardware not included w plate 213 0138 00 2 S...

Page 39: ...0 1 BRACKET 211 0503 00 2 SCREW 6 32 x 3 1 6 inch BHS 36 380 0075 00 1 HOUSING mounting hardware not included w housing alone 211 0595 00 2 SCREW 6 32 x y4 inch socket head cap 37 384 0634 00 1 ROD shaft drive mounting hardware not included w rod alone 213 0075 00 2 SCREW set 4 40 x 3 3 2 inch 38 214 0522 00 2 GEAR 39 214 0521 00 2 ROLLER idler standoff mounting hardware for each not included w ro...

Page 40: ... x 4 inch PHS phillips 55 386 0127 00 1 PLATE frame back 56 441 0612 00 1 CHASSIS mounting hardware not included w chassis 385 0146 00 4 ROD hex n 1 6 inch 211 0504 00 8 SCREW 6 32 x y4 inch BHS 210 0202 00 2 LUG solder SE 6 57 210 0201 00 2 LUG solder mounting hardware not included w lug 213 0044 00 1 SCREW thread cutting 5 32 x 3 1 6 inch PHS phillips 58 1 COIL mounting hardware not included w c...

Page 41: ...ic V4 inch 70 348 0064 00 1 GROMMET plastic 5 8 inch 71 407 0042 00 1 BRACKET mounting hardware not included w bracket 211 0504 00 1 SCREW 6 32 x y2 inch BHS 210 0006 00 1 LOCKWASHER internal 6 210 0407 00 1 NUT hex 6 32 x V4 inch 72 1 POT mounting hardware not included w pot 210 0583 00 1 NUT hex V4 32 x 5 1 6 inch 210 0940 00 1 WASHER y4 ID x 3 8 inch OD 73 407 0138 00 2 BRACKET mounting hardwar...

Page 42: ...g 81 136 0153 00 1 SOCKET crystal mounting hardware not included w socket alone 211 0001 00 1 SCREW 2 56 x 3 1 6 inch RHS 210 0259 00 1 LUG solder peewee 210 0405 00 1 NUT hex 2 56 x 3 i6 inch 82 136 0181 00 1 SOCKET transistor 3 pin mounting hardware not included w socket alone 354 0234 00 1 RING mounting 83 2 COIL mounting hardware for each not included w coil alone 354 0234 00 1 RING mounting 8...

Page 43: ...rdware for each not included w coil alone 210 0813 00 2 WASHER fiber 10 shouldered 610 0146 00 1 ASSEMBLY WIDEBAND l F assembly includes 96 131 0372 00 1 CONNECTOR coax 97 131 0373 00 2 CONNECTOR standoff mounting hardware for each not included w connector alone 210 0001 00 1 LOCKWASHER internal 2 210 0405 00 1 NUT hex 2 56 x 3 1 6 inch 98 131 0182 00 1 CONNECTOR feed thru mounting hardware not in...

Page 44: ...06 175 0325 00 1 CABLE assembly input 50 Q to R F attenuator 107 175 0326 00 1 CABLE assembly input 60 Q to R F attenuator 108 175 0308 00 1 CABLE assembly l F attenuator to converter filter 109 175 0309 00 1 CABLE assembly converter filter to wideband R F 110 175 0314 00 1 CABLE assembly oscillator filter to sweep chassis 111 175 0328 00 1 CABLE assembly strip to oscillator filter 112 210 0202 00...

Page 45: ...for each not included w strip 361 0008 00 2 SPACER nylon 2 124 0145 00 6 STRIP ceramic 7 1 5 inch x 20 notches each strip includes 355 0046 00 2 STUD nylon _ mounting hardware for each not included w strip 361 0008 00 2 SPACER nylon 3 179 0980 00 1 CABLE HARNESS 4 124 0162 00 1 STRIP ceramic 7 1 6 inch x 4 notches strip includes 355 0046 00 1 STUD nylon mounting hardware not included w strip 361 0...

Page 46: ...F NO PART NO SERIAL MODEL NO EFF DISC Q T Y DESCRIPTION 1 2 3 012 0097 00 012 0096 00 134 0052 00 070 0510 00 1 1 1 2 CABLE assembly OSC OUT to OSC IN CABLE assembly 24 inch BNC to banana plug PLUG red MANUAL instruction not shown D 5 12 ...

Page 47: ...ar C90 283 0534 00 82 pf Mica 500 v 5 C92 281 0105 00 0 8 8 5 pf Cer Var C93 283 0534 00 82 pf Mica 500 v 5 C95 281 0105 00 0 8 8 5 pf Cer Var C96 283 0534 00 82 pf Mica 500 v 5 C98 281 0105 00 0 8 8 5 pf Cer Var Cl 01 283 0067 00 0 001 fxf Cer 200 v 10 Cl 07 283 0039 00 0 001 f Cer 500 v C110 283 0039 00 0 001 ixf Cer 500 v Cl 14 281 0105 00 0 8 8 5 pf Cer Var Cl 15 283 0067 00 0 001 ixf Cer 200 ...

Page 48: ... C410 285 0598 00 0 01 fit PTM 100 v 5 C411 285 0627 00 0 0033 it PTM 100 v 5 C415 281 0617 00 15 pf Cer 200 v C450 283 0608 00 68 pf Mica 500 v XI 260 up C451 283 0079 00 0 01 fit Cer 250 v XI 260 up C453 283 0079 00 0 01 fit Cer 250 v 1030 1259X C454 285 0003 00 100 pf Glass 500 v 5 XI 260 up C455 283 0079 00 0 01 fit Cer 250 v 1000 1259X C456 283 0039 00 0 001 fit Cer 500 v C457 283 0510 00 180...

Page 49: ...T 35 v Diodes D46 152 0031 00 Zener 1N718A V4 w 15 v 5 D54 281 0107 00 Voltage Variable Capacitance Diode D71 152 0202 00 Germanium 1N82A D73 152 0202 00 Germanium IN 82A D362 281 0107 00 Voltage Variable Capacitance Diode D387 152 0064 00 Zener 1N961A 0 4 w 10 v 10 D396 152 0188 00 Germanium 1N64 D518 152 0188 00 Germanium 1N64 D543 152 0185 00 Silicon Replaceable by 1N3605 D548 152 0185 00 Silic...

Page 50: ...able separately L374 114 0183 00 4 25 6 6 ixh Var Core not available separately L405 114 0185 00 2 1 2 9 mh Var Core 276 0511 00 L410 114 0186 00 1 9 4 h Var Core 276 0506 00 L415 114 0185 00 2 1 2 9 mh Var Core 276 0511 00 L454 114 0174 00 120 280 xh Var Core not available separately L537 114 0176 00 10 40 mh Var Core not available separately L550 108 0324 00 10 mh Var Core not available separate...

Page 51: ...00 330 0 y4 w R4 316 0180 00 180 Va w R5 316 0331 00 330 0 Va w R8 315 0911 00 910 0 V4 W 5 R9 307 0107 00 5 6 0 V4 W 5 R10 315 0911 00 9100 Va w 5 R13 315 0431 00 430 0 Va w 5 R14 315 0120 00 120 Va w 5 R15 315 0431 00 430 0 Va w 5 R18 315 0221 00 220 0 Va w 5 R19 315 0240 00 24 0 Va w 5 R20 315 0221 00 220 0 Va w 5 R23 315 0121 00 120 0 Va w 5 R24 315 0510 00 51 O Va w 5 R25 315 0121 00 120 0 Va...

Page 52: ... y4w R144 316 0222 00 2 2 k y4w R145 316 0222 00 2 2 k y4w R146 316 0222 00 2 2 k y4w R147 316 0222 00 2 2 k y4w R153 316 0471 00 470 0 y4w R155 Use 316 0221 00 220 0 y4w R156 304 0562 00 5 6 k 1 w XI 080 up R203 316 0471 00 470 0 V4 W R213 316 0471 00 470 0 V4 W R223 316 0471 00 470 0 y4w R226 316 0680 00 68 0 y4w R227 316 0221 00 220 0 y4w R303 323 0309 00 16 2 k y2w Prec 1 R304 323 0393 00 121 ...

Page 53: ...Vt W 1030 1259 R450 315 0272 00 2 7 k Vt W 5 1260 up R451 316 0103 00 10k Vt W 1030 1259 R451 315 0563 00 56 k Vt W 5 1260 up R452 316 0333 00 33 k Vt w 1030 1259 R452 316 0153 00 15k Vt W 1260 up R453 316 0102 00 1 k Vt W R455 316 0153 00 15k Vt w 1030 1259 R455 315 0243 00 24 k Vt W 5 1260 up R501 316 0561 00 560 0 V t W R504 316 0472 00 4 7 k Vt W R510 316 0103 00 10k V t W R512 316 0221 00 220...

Page 54: ...684 00 680 k R602 316 0474 00 470 k R603 302 0472 00 4 7 k R603 305 0223 00 22 k R604 316 0102 00 1 k R605 316 0102 00 1 k R606 316 0104 00 100 k R614 316 0474 00 470 k R615 316 0101 00 100 O R616 316 0394 00 390 k R621 316 0153 00 15k R623 316 0102 00 1 k R626 316 0221 00 220 0 R628 316 0470 00 47 0 2 w y 4 w y 4 w 2 w y 4 w y 4 w y4w y w y 4 w y 4 w y2w 2 w y4w y4w 2 w y4w 5 y4w 5 V4W 5 y4w 5 y4...

Page 55: ...42 00 SW29 260 0642 00 SW34 260 0642 00 SW40 260 0643 00 SW320 260 0583 00 SW325A 1 260 0674 00 262 0703 00 SW325B SW640t 262 0702 00 Toggle 1 db Toggle 2 db Toggle 4 db Toggle 8 db Toggle 16 db Toggle 20 db Toggle EXT OSC INT OSC Slide SAWTOOTH SELECTOR DISPERSION KC CM Rotary COUPLED RESOLUTION Rotary VERTICAL DISPLAY Transformers T50 T70 T114 T124 114 0188 00 120 0389 00 120 0390 00 120 0391 00...

Page 56: ...st Type 1LI 0 Crystals Tektronix Ckt No Part No Description S N Range Y150 158 0020 00 49 3 MC Y380 120 0368 00 Discriminator 11 5 MC Y450 158 0021 00 900 KC Y530 158 0022 00 100 KC Y550 158 0022 00 100 KC 5 22 ...

Page 57: ... Tektronix Part No 012 0038 00 was used to operate the Type 1L10 outside of the oscilloscope plug in compartment The oscilloscope time base was set for a free running sweep at a 5 milli second centimeter rate Voltage readings were obtained under the following conditions RF CENTER FREQ 5 me FINE RF CENTER FREQ Midrange VERTICAL POSITION Midrange R F ATTEN All or VERTICAL DISPLAY LIN GAIN ccw EXT OS...

Page 58: ...W S4 1 1db 1 2db j 4db h j 8db h lfedbl j 20dbh RF ATTENUATOR IOOV R E FE R E N C E D IA G R A M S SEE PARTS L IS T FOR SEM ICONDUCTO R T Y P E S 2 W ID E BAND A M P L IF IE R 3 S W E P T I F OSCILLATOR TY P E 1L I O SPECTRUM ANALYZER A ...

Page 59: ...R 3 8 1 8 o y GO MC FILTER TO JIOI DON 5 6 5 VARIABLE OSCILLATOR MIXER O VARIABLE OSCILLATOR MIXER ...

Page 60: ... oO MC AM PLIFIE R 10 7 M C F AM PLIFIER 4 9 5 M C OSCI LLATOR MIXER I I V 9 WIDE BAND AMPLIFIER ...

Page 61: ...D IA G R A M S VARIABLE OSCILLATOR M IXER W IDE BAND A M P L IF IE R V A R IA B L E RESOLUTION A M P L IF IE R T Y P E ILIO SPECTRUM ANALYZER SEE PARTS LIST FOR EARLIER VALUES AND SERIAL NUMBER RANGES OF PARTS MARKED WITH BLUE OUTLINE B DON lfc 6 SW EPT I F OSCILLATOR SWEEP I F OSCILLATOR ...

Page 62: ... T Y P E 1LIO SPECTRUM ANALYZER B VARIABLE RESOLUTION AMPLIFIER VARIABLE RESOLUTION AMPLIFIER ...

Page 63: ...o m H m C5 D g Z i r i f T Y P E 1LI O SPECTRUM A N A L Y Z E R fe DON ZCd C d OUTPUT AMPLIFIER AND DETECTOR 5 ...

Page 64: ...it and component improvements to our instruments as soon as they are developed and tested Sometimes due to printing and shipping require ments we can t get these changes immediately into printed manuals Hence your manual may contain new change inform ation on follow ing pages If it does not your manual is correct as printed ...

Page 65: ...TYPE 1L10 CHANGE TO D 5 D 562 TENT SN lJOO PARTS LIST CORRECTION 152 0271 00 Vari cap 2 2 26pF 152 0271 00 Vari cap 2 2 26pF M10902 666 ...

Page 66: ...TYPE 1L10 TENT S N 1260 PARTS LIST CORRECTION CHANGE TO R603 305 0223 00 22 k R603 w i l l now connect to 225 V instead o f 100 2 W supply MIOU78 166 ...

Page 67: ...TYPE IL lO IilO PARTS LIST CORRECTION CHANGE TO C365 283 0077 00 330 pF 51 o 500 V M10320 I265 ...

Page 68: ...Type 1L 10 Type 3L 10 Parts List Correction Part Added Ferrite Bead1 276 0507 00 xAdd to secondary base lead of T 124 M10 313 1165 ...

Page 69: ...Type 1L10 Type 3L10 P a rts L is t C o rre ctio n Change T o R335 516 033 00 330 K l b w 10 M 10 6 l l26 s ...

Page 70: ...50 V C e r Add CU50 285 O608 OO 68 pf 500 V Mica C 51 285 0079 00 01 if 250 V Cer C45A 285 0005 00 100 pf Change To 0 57 285 000 00 220 pf C 58 285 OO79 OO 01 if 250 V Cer Q 50 151 016 00 2N5702 R 50 515 0272 00 2 7 K lA w 5 Ri 51 515 0565 00 56 K lA w 5 RU52 516 0155 00 15 K iA w 10 I 55 515 02 5 00 2 k K iA w M10 O81 II65 ...

Page 71: ...Type 1L10 Page 2 of 2 Schematic Correction PARTIAL VAR RESOLUTION AMR m i o 081 1165 ...

Page 72: ...Type 1L 10 Tent s N 1208 Type 5 L1 0 Tent s j 165 Schematic Correction P A R T IA L W ID E B A N D A M P M 10 399 1265 ...

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