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Содержание 182A

Страница 1: ...ebsite of Cornell Law School at http www4 law cornell edu uscode 17 107 html and is here reproduced below Sec 107 Limitations on exclusive rights Fair Use Notwithstanding the provisions of sections 106 and 106A the fair use of a copyrighted work includ ing such use by reproduction in copies or phono records or by any other means specified by that section for purposes such as criticism comment news...

Страница 2: ...Verso Filler Page ...

Страница 3: ......

Страница 4: ...Verso Filler Page z z ...

Страница 5: ... AND is SOLELY FOR IN STRUMENT OPERATION AND MAINTENANCE THE INFORMATION IN THIS DOCUMENT MAY NOT BE DUPLICATED IN ANY MANNER WITHOUT THE PRIOR APPROVAL IN WRITING OF WAVETEK Vv AVETE WAVETEK SAN DIEGO INC 9045 Balboa Ave San Diego CA 92123 P O Box 85265 San Diego CA 92138 Tel 619 279 2200 TWX 910 335 2007 Manual Revision 3 86 ...

Страница 6: ...k Buyer shall prepay shipping charges taxes duties and insurance for products returned to Wavetek for warranty service Except for products returned to Buyer from another country Wavetek shall pay for return of products to Buyer Wavetek shall have no responsibility hereunder for any defect or damage caused by improper storage improper installation unauthorized modification misuse neglect inadequate...

Страница 7: ... 2 1 Signal Termination 3 2 3 2 2 Manual Function Generator Operation 3 2 3 2 3 Voltage Controlled Function Generator Operation 3 2 3 2 4 Waveforms 3 3 SECTION 4 CIRCUIT DESCRIPTION 4 1 FUNCTIONAL BLOCK DIAGRAM ANALySiS 4 1 SECTION 5 ALIGNMENT 5 1 FACTORY REPAIR 5 1 5 2 REQUIRED TEST EQUIPMENT 5 1 5 3 REMOVING GENERATOR COVERS 5 1 5 4 ALIGNMENT 5 1 SECTION 6 TROUBLESHOOTING 6 1 FACTORY REPAIR 6 1 ...

Страница 8: ...nt covers removed This should be done only by qualified personnel aware of the electrical hazards The instrument power receptacle is connected to the instrument safety earth terminal with a green yellow wire Do not alter this connection Reference or ffi stamped inside the rear panel near the safety earth terminal WARNING notes call attention to possible injury or death hazards in subsequent operat...

Страница 9: ... x 1K x 10K x 100K x 1M 0 004 Hz to 4 Hz 0 04 Hz to 40 Hz 0 4 Hz to 400 Hz 4 Hz to 4 kHz 40 Hz to 40 kHz 400 Hz to 400 kHz 4 kHz to 4 MHz 1 SECTION GENERAL DESCRIPTION Function Output r v v f 1 selectable and variable to 20V p p 1OV p p into 500 HI output and to 2V p p 1V p p into 500 LO output Both outputs varied with a 30 dB ver nier Peak output current is 100 mA maximum HI out put into 500 200 ...

Страница 10: ... 50 ns for 10V p p output into 500 termination 1 2 5 General Environmental Specifications apply at 25 C 5 C Instrument will operate from O C to 50 C ambient temperatures 1 2 Dimensions 28 6 cm 11 in wide 8 9 cm 3Y2 in high 26 7 10Y2 in deep Weight 2 7 kg 6 Ib net 4 5 kg 10 Ib shipping Power 90 to 126V or 198 to 252V specify 48 to 66 Hz less than 15 watts NOTE All specifications apply for dial betw...

Страница 11: ...truments configured for 198 to 252 Vac have a 118 amp slow blow fuse Select the appropriate fuse and 115 or 230 switch position at the rear panel when changing power sources 2 2 2 Signal Connections Use 3 foot RG58U 50n shielded cables equipped with female BNC connectors to distribute all input and out put signals SECTION 2 INSTALLATION 2 3 ELECTRICAL ACCEPTANCE CHECK This checkout procedure is a ...

Страница 12: ...l 3 IFREQUENCY I MULTIPLIER 4 AMPLITUDE 5 DC OFFSET 6 AMPLITUDE 7 Function Generator or DC Voltage Source 8 FUNCTION 9 MODE Table 2 1 Initial Checkout Position Operation ON Observation 10V square wave on CH1 and 1V on CH2 Return to CH1 only Rotate either direction Return Rotation ccw increases frequency of rtJ to 2 0 rotation cw decreases frequency I Press each switch sequentially Frequency increa...

Страница 13: ...4 and 5 pressed DC level output until generator triggered by the MAN TRI G 6 or with a signal at the TRIG IN connector 13 When triggered the generator outputis one cycle of waveform followed by a dc level GATE 4 pressed and 5 released As for TRI G except the output is continuous for the duration of the manual or external trigger signal The last cycle started is always completed 6 Manual Trigger Bu...

Страница 14: ...or loading of the generator connectors is necessary for its specified operation For example the proper termination of either of the SOD OUT connectors is shown in figure 3 2 Placing the 50 ohm terminator or 50 ohm resistance in parallel with a higher impedance matches the receiv ing instrument input impedance to the coax characteristic and generator output impedance thereby minimizing signal refle...

Страница 15: ...he main dial setting 2 in this example Example 2 shows that with a positive VCG input output frequency is increased Ex ample 3 shows that with a negative VCG input output frequency is decreased Note that the Output Fre quency Factor column value must be multiplied by a frequency range muitipiier to give the actuai output frequency NOTE Nonlinear operation may result when the VCG input voltage is e...

Страница 16: ......

Страница 17: ...ance multiplier circuit divides VCG currents by 10 effectively multiplying the timing SECTION 4 CIRCUIT DESCRIPTION capacitor by 10 for each of the lower 3 multiplier ranges The TIL square from one side of the comparator is buffered and sent to the SYNC OUT TIL connector The other side is sent to the trigger flip flop and to a level shifter to produce the 2V bipolar square for the diode gate and t...

Страница 18: ...int Releasing the TRIG GATE switch puts the instrument 4 2 in the gated mode This is identical to the triggered mode except the trigger flip flop is held high for the full duration of the triggering signal The generator produces continuous waveforms during the time the external signal is high or the manual trigger switch is held in The last triggered cycle started is always com pleted and successi...

Страница 19: ...s necessary per table 5 1 If performing par tial alignment check previous settings and adjustments for applicability See figure 5 1 for alignment control location The completion of these calibration procedures returns the instrument to correct calibration All limits and tolerances given in these procedures are calibration guides and should not be interpreted as instrument specifications Instrument...

Страница 20: ...x lOOK Ij IFREQ MULT x 100 I I FREQ MULT x 10 I I FREQ x 1 FUNCTION v F REQ MULT x 1 K FUNCTION v FUNCTION v MODE Trigger Adjust Result R37 20 ms period R49 Equalize and half cycles iI I l I R37 350 50 ms I period I R45 Equalize and half cycles R19 4 0 2 kHz I 40 8 kHz C34 4 02 MHz 400 8 kHz R86 2 5 05 ms 25 5 ms 250 5 ms R97 Adjust for R114 minimum distortion R118 10 Vp p 3V OV I R112 OV 50 mv R8...

Страница 21: ...l d liJ1 D I i IL I I _ L _ 0 oa i 011 I I I I EBOr_ R r___ aOD Q 1 D r I I 114 lSI J J 5V I 10120 1 53 J OUTPU ET O C1D FRE I f I I B OFFS 015 C8 C80 I 1 0 f i I TOD J S I _ V _ M I J IJ J J f SYMM I Y J I D _ en J y o J I _ _ RI i 1 I I C12 I5Y J J ftf2 J ea E5q 1 J 11 _ I G C o flII WJ 1 0 All 1 _ TUDE I j 1 I 0 1 r OD1 J J m ni I 1 w MP I I 11 0 iii M2 _J I Q I 1 I NE E1 _ I J l TODI c tF Q BA...

Страница 22: ...Verso Filler Page z z ...

Страница 23: ...th less forward voltage across its base emitter junction should be off no collector current otherwise one of the transistors is defective SECTION 6 TROUBLESHOOTING 6 3 2 Diode A diode except a zener is defective if there is greater than one volt typically 0 7 volt forward voltage across it 6 3 3 Operational Amplifier 1 The and inputs of an operational amplifier will have less than 15 mV voltage di...

Страница 24: ...ting table Follow through the checksinthe troubleshooting table using schematics and assemblies as a guide When positive results are not obtained perform the in dicated corrective procedure Table 6 1 Fault Isolation Indication 1 Fuse blown no power indication or no Table outputs 6 2 2 Function outputs missing or clipped 6 3 when TIL sync OK Triangle problem 3 Sine waveform problem 4 Square wavefor...

Страница 25: ...ltage at the emitter of 011 is 5 1 25V circuitry check cathode CR10 for approximately 2 5V 13 Check U5 Table 6 3 Output Circuits Indication Function outputs missing or clipped when TTL sync output OK Problem with triangle waveform Check 1 Set controls to initial positions refer to paragraph 6 4 2 Check emitter 011 for a 4 kHz 1 25V triangle 3 Select triangle function rotate AMPLITUDE ccw and check...

Страница 26: ...6 C57 Check If Faulty Check 1 Set controls to initial positions refer to paragraph 6 4 Check for normal operation 2 Check CR10 cathode for a 4 kHz approximately 2V square wave Go to table 6 2 3 Select a triangle function check U13 pin 10 for a 1 25V triangle Go to table 6 3 4 Select square function check U13 pin 10 for a 1 25V square a 012 013 circuitry b SW14 5 Check square wave at 500 OUT HI for...

Страница 27: ...pical range is between 10V and 10V and stops varing with the dial 8 Check that as the dial is rotated from 004 to 4 0 U6 pin 8 varies from U6 U1 and 06 circuits approximately 15V to 10V 9 Check that as the dial is rotated from 004 to 4 0 the voltage at U4 and U1 circuits U1 pin 7 does not saturate near 15V or 15V typical range is between 10V and 10V and stops varying with the dial 10 Check that as...

Страница 28: ...ranges only Check 1 Set controls to initial positions refer to paragraph 6 4 b U7 circuit c 5V supply If Faulty Check Check for normal operation on X 1K range 2 Check for 0 Vdc at U11 pins 2 and 6 SW2 SW4 3 Check for approximately 0 Vdc at U11 pin 12 U11 circuitry 4 Check for 0 Vdc 5 mV at U11 pin 10 a R90 adjustment b U11 circuitry 5 Select X 100 range check U11 pin 10 for heavy oscillations C46 ...

Страница 29: ... TRIG IN connector check for the inverse of that signal at U10 pin 10 16 Press TRIG GATE switch and check for an approximate 20 ns negative pulse at U10 pin 10 following the low to high transition of the external signal increasing the frequency of the external generator makes this pulse more visible 17 Remove the external signal and verify that U10 pin 5 goes from high to low when the MAN TR G swi...

Страница 30: ...Verso Filler Page z z ...

Страница 31: ...e latest electronic designs and circuits are incorporated into each Wavetek instrument as quickly as develop ment and testing permit Because of the time needed to compose and print instruction manuals it is not always possible to include the most recent changes in the initial printing Whenever this occurs addendum pages are prepared to summarize the changes made and are inserted immediately inside...

Страница 32: ...kJED THIS DOC lMIENT c GWfAM PROP lUETARV fOR IllATION AND OESIGN RIGHTS BELONGING TO WAVETEK AND MAY NOT IE REPRODUCED FOR AIf RtASON EXCEPT CALIBRATION OI ERATIOH AND IlAINTlENANCE MntOUT WRITTEN AuntORIZATION 3 2 1 REV EeN o FUSE I 15 125V 4A 58 FUSE 230 ZSOV laA 5B 52 F L 51 BLK c Tl BLI ljO 5 0 0 1 WH BL M c I 1 J P 1 1 c 1 3 i U J 1 L 6R II S r 1 4 I CWJ lT 6RY cf 49 GRN Y L n B P AR PANEL R...

Страница 33: ...HD MO 6 ME l AL LOOt 1IUT CAD PLNl E 2 PLaCES AS S8JWN NOTE UNLESS OTHERWISE SPECIFIED 8 7 8 2 FRONT ONLY 6 5 WT OF INST ALLED SWITCJ I 4 3 2 DETAIL TRAN5FORMER PRIMARY WIRING NOTE BEND TOP 2 TERNINALS IN SOlDER AND APPLY REF RTV AS SI IOWN rr t 1 WI IVGRY 226A 7VXFMRIt4 BLK 22GA TOXFMR I I l WJ lT BLK 22GA TD A FMR 2 f GRY 22GAJO XFMR 3 t EATSJ lRINK SLEEVING 4PLCS TYP r I1 REF GRN YEL J A _ XFMk...

Страница 34: ...TFU 2400 0S 0008 1 I 19 FUSE HOLD 031 1bS3 031 1666 SCHUR 2400 OS 0012 1 I 20 I STANDOFF MALE FEMALE 1447 H03 FOS 440 I UNICP 1800 02 0027 2 B B 875 H 25O HEX 4 0 I I 3 BAIL ABSY W FT 180 500 WVTK 2800 oe 0010 1 I 33 SPEEDNUT SELF RETAIN C7494 b32 4 2800 09 0003 f I TINN b 34 RIVET 1 8X3 1bL 112S Q406 AVDEI 2800 12 0011 4 3S RIVET RIVETS WVTK 2800 12 0020 I 23 STRAIN REL IEF BUSH SRbW I HEYCO 2800...

Страница 35: ...R P N4789 OO OOI9 NOTE UNLESS OfHIEFlWISE Sf CIFIiD 8 7 SW2 XI SW2 1 SW3 XIO 6 R991 221 SINE CONVERTER I ____ 5V 5V I I 1 C49 Ic oSf SQUAR SI IAPER J 1 01 5 4 3 I I 2 SWI I 1 1i 4NI TRIG FRT I SYNC I PNL OtJT 3 II 5 0 E F N2404 2751 1 av OATE TRIGGER LoGiCl 5V R76 74L500 101 1 R IIZ L ___________ r lOOK 15V PRE AMP 15V C59 005 RI31 7 51 J i 15V RI30 10K SWf5 cw C58 1 01 5V OUTPUT AMPL 3 RI34 33 2 ...

Страница 36: ...1 1 I I I C62 0 v r 112 _ _ sv J _ I I E8 E29 1 1r L 10 J J J IJ I IJ 0 _ s R1 CIO 0 J U3 I 114 0 C53 l Rl3 I I 1 0 I I I II I I I C I I I i3 I I 1 015 C60 0 J IU l I If i 161 i if 1 I J I Rlll _ ii9 O RIl2 I J r R1 O I CR2l J J CR20 00 J L__J J Rl llli R4 _ 11 311 I I 15 J 1132 J sv 0 f _ J_ l W C4Q I r R9O Rill I Rl40 i i Rl37 0 C15 CI Lt J 0 I a _ r IIM CR22 I I C9 v r I I J IO RBI I 11 16 I CI...

Страница 37: ... SK RES f lF 1I8W lX 1501 RES MF I BW l r 15 ORIG MFGR PART NQ RN550 1001F RN5 5D l003F RN5 5D I004F RN D lOROF RNS5D 1212F RN 50 124OF RNSSD 1242F RN5 O 1302F RNSSD 140OF RN5SD 1500F RN55D 1501F RN550 1S03F RN5 D 15ROF RES MF 1 8W U 165 RN 55D 165OF RES I 1F I BW 1 X 16 SK RN55D 1652F RES I IF 1 8W lX 17 4M RN55D 1742F 1100 00 0817 PACE 3 I IFGR TRW TRW TRW TRW TRW TRW TRW TRW TRW TRW TRW TRW TRW...

Страница 38: ...2 I 1 I REV I CN I BV IOAnl APP OTY PT D I c REV M 1 GENERATOR BD ASSEMBLY NO 1100 00 0817 REV 1 1 I I L ______________ ____________ __ ____________ ________ P A g 7 ____________ ____ L ______________ ____________________________ _L________ P AQE ____________ __ __ REFERENCE DESI_TORS 016 i17 I i 3 04 i5 il i13 01S 07 OS i12 i14 iU 010 09 UI1 UI U14 U12 US WAVETEK PARTS LIST I GMl HK II _ 8 I TITL...

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