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Philips PM5324, Инструкция по эксплуатации

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Philips PM5324 Скачать руководство пользователя страница 52

52 

o 

o 

MA8234 

MA8239 

o 

MA8235 

MA8240 

M A 8236 

MA8241 

o 

M A 8237 

MA8242 

o 

M A 8238 

R e marks 

� 

Oscillograms  recorded with Tektronix oscilloscope, type 

561 A 

+ 

plug in 

3A6 

� 

For settings of oscilloscope and 

PM 

5324 see table 4, page 

55 

Fig. 

38. 

Oscil/ograms of unit 

1 

o 

MA8243 

M A 8244 

o 

M A 8245 

MA8246 

Содержание PM5324

Страница 1: ...HF Generator 100kHz 110MHz PM5324 9452 053 240 1 9499 450 05511 730801 1 01 ...

Страница 2: ...PHILIPS Instruction manual HF Generator 100 kHz 110MHz PM5324 9452 053 24C 1 9499 450 05511 730801 1 01 ...

Страница 3: ... concerning this instrument please quote the type number and the serial number as given on the type plate at the rear of the instrument N V PHILIPS GLO E ILAMPEN FABRI EKEN EINDHOVEN THE NETHERLANDS 1973 PRINTED IN THE NETHERLANDS ...

Страница 4: ...s 12 2 1 3 Earthing 12 2 2 OPERATION 13 2 2 1 Switching on 13 2 2 2 Adjusting the frequency 13 2 2 3 Adjusting the mode 13 2 2 4 Appl ication 13 2 3 APPLICATION EXAMPLES 17 2 3 1 Introduction 17 2 3 2 Preparation 17 2 3 3 Static measuring method 18 2 3 4 Dynamic measuring method 22 2 3 5 Frequency marks 25 3 SERVICE DATA 26 3 1 CIRCUIT DESCRIPTION 26 3 1 1 HF oscillator 26 3 1 2 Amplitude modulato...

Страница 5: ...ANCE 32 3 4 SURVEY OF CHECKING AND ADJUSTING POINTS 33 3 5 CHECKING AND ADJUSTING 34 34 3 5 1 Supply 34 3 5 2 1 kHz Voltage 34 3_5 3 Sawtooth voltage 34 3 5 4 Square wave voltage 3 5 5 Amplitude modulator compensation of the modulation voltage 35 35 3 5 6 HF signal 3 5 7 Blanking the fly back during wobbling 37 3 5 8 Sweep width 37 3 5 9 Checking the modulation 40 3 5 10 Calibration 41 3 6 LIST OF...

Страница 6: ...ss curves 21 Generating frequency markers 22 Mixing circuit 23 Low pass filter 24 Frequency mark 25 HF Oscillator 26 Amplitude modulator 27 Crystal oscillator 28 Band pass curve indicator 29 Functioning of the blanking of the fly back 30 Measuring set up to determine the frequency sweep and the symmetry 31 Measuring set up to determine the frequency sweep and the symmetry 32 Measuring set up for r...

Страница 7: ...asy to read l inear scale The range wh ich is in use and the scale to be read is indicated by means of L EOs The output voltage is electronically stabilised and is continuously adjustable The AM F M Generator may also be used in the frequency range from 150 MHz to 220 M z e g in band III as a test generator for television sets or as a generator in the frequency range for taxi transmission With an ...

Страница 8: ...1 MHz 1 3 MHz 3 10 MHz 10 30 MHz 30 80 MHz 75 110 MHz 0 4 0 5 MHz 10 3 11 1 MHz 6 l inear illuminated scales 1 5 in the ranges 0 1 80 MHz 1 in range 75 110 MHz 0 5 in range 0 4 0 5 MHz 0 2 in range 10 3 11 1 MHz 0 1 on calibrated points 0 1 at nominal operating conditions mains voltage variations 10 15 measured over 7 hours 5 2 1O 4 oC Connection BNC connector Output voltage 50 mV into 75 st at un...

Страница 9: ...h Input impedance 97 MHz dependent on frequency 20 Hz 60 kHz 10 kQ Wobbulating sweep 26f range 0 4 MHz 0 5 MHz 0 40 kHz at 460 kHz range 75 MHz 110 MHz 0 600 kHz at 97 MHz range 10 3 MHz 11 3 MHz 0 600 kHz at 10 7 MHz Wobble frequency 25 Hz sawtooth BNC connector combined with sweep output Voltage 2 V Frequency 1 kHz sine wave Impedance 1 kQ BNC connector combined with 1 kHz output Voltage 10 Vp p...

Страница 10: ... 1 2 6 MECHANICAL DATA Dimensions Weight 1 3 Accessories 1 3 1 INCLUDED AS STANDARD Mains cable Directions for use 1 3 2 OPTIONAL Coax cable BNC 2 x 4 mm PM 9072 Coax cable BNC BNC 75 S1 PM 9075 Impedance transformer PM 9537 250C 50c 40 c 40 c 70 c Height Width Depth 5 kg 192 mm 287 mm 290 mm 9 ...

Страница 11: ...xer the signals of the HF output stage and of the calibration oscil lator are m ixed The low frequency signa l which is obtained at approximately equal frequencies of both signals is ampl ified lim ited rectified and indicated by a moving coi l meter If the HF frequency control is set at a cal ibration frequency the ind icator at exactly equal frequencies indicates a sharp l imited m inimum betwee...

Страница 12: ...THE I I OSCILLATOR I I I I APPLIED I DECIMAL LIMITER I I I I SCALE I DIVIDER R ECTIFIER I I I I I I I I I I I I AMPLITUDE I I FREQUENCY HF M ODULATORI HF OUTPUT B LANKING AMPLIFIER I IATTENUATOR GATE I L _ 1 kHz SWEEP I ourn GENERATOR LF GE NERATOR OV IN I _ I IAM EXT lkHzH I I I I I L _ _ _ _ _ I_ _ _ _ _ _ _ I_ 1 I I I I I I EEP WIDTHI IPOWERI HF OUT 11 POWER IN Fig 2 Block diagram MA8205 ...

Страница 13: ... inside of side plate Change the mains voltage indication plate at the rear Refit the handl e bar Connect up the instrument 2 1 3 EARTHING The instrument must be earthed in accordance with the local safety regulations The ma ins cable suppl ic3d is provided with an earth core which is connected to the earth contacts of the mains plug If the instrument is connected to a mains socket witf J earth co...

Страница 14: ...essed at a time Button WOB may be unlocked by pressing the button a second time independently of the other buttons The mode buttons may be combined with the frequency range buttons according the table given below Range button Mode button selectable MHz CA L AM F M WOB 1 _ 3 X X 3_ 1 X X 1 3 X X 3 _ 10 X X 10 _ 30 X X 30 _ 80 X X 7 5 _ 1 10 X X X X 4_ 5 X X X 10 3_ 11 1 X X X X 2 2 4 APPLICATION 2 ...

Страница 15: ...14 Fig 4 Front view Fig 5 Rear view ...

Страница 16: ...n frequency by 1 kHz and a frequency sweep of about 25 kHz Apply the signal available at BNC connector HF OUT across a cabl e to the object to be measured see accessories chapter 1 3 Adjust the required output voltage by means of potentiometer HF AMPLITUDE For indications on checking and adjusting see the individual checking and adjusting procedures for the object to be measured or chapter 2_3 Not...

Страница 17: ...lating sweep 2 2 4 5 Calibration The calibration points are indicated on the scale by the symbol Y or A moving coil meter which is illuminated at calibration mode serves as indicator Checking If a very accurate HF signal e g of 21 5 MHz is needed this can be checked as follows Switch on the instrument and wait at least 30 minutes for it to warm up Depress range button 10 30 MHz the diode alongside...

Страница 18: ...use The test object shou ld be connected to the mains via a separating transformer Only one instrument may be connected to this transformer at the same time When measuring at a l l ma ins receivers or TV sets a separating transformer must be used Connect the chassis of the test object to a proper earth Avoid double earthing of the measuring set up 2 3 2 2 Connection of the signal The test object m...

Страница 19: ...the corresponding checking and adjusting procedure of the relevant receiver 2 3 3 STATIC MEASURING METHOD When the measurements are performed following the static method the test object is checked point by point The connecting l ine of these points results in the band pass curve Depending on the output circuit the indicator output voltage meter must be connected according to Fig 9 or 10 Measuring ...

Страница 20: ...ws maximum deflection in the sequence indicated in the trimming table 2 3 3 1 2 I F rejector and absorption circuits Connect the h f output of the generator to the aerial input of the receiver via the dummy aerial of Fig 8 Adjust the output voltage of the generator to maximum Switch the receiver to medium wave If the receiver has a ferrocepter short circuit the medium wave ferrocepter coil Screw o...

Страница 21: ...ion point indicated in the service documentation of the receiver via the dummy aerial Adjust h f generator PM 5324 to the i f frequency Connect the indicator according to Fig 14 Adjust the core of the primary circuit Fig 14 of the ratio detector to m aximum deflection of the indicator Terminate the primary circuit of the ratio detector with a resistor of approx 10 kD R6 Fig 12 Adjust the core of t...

Страница 22: ...ce mentioned in the tuning table 2 3 3 3 Checking and adjusting at TV sets 2 3 3 3 1 General The i f amplifier of a TV set must meet several requirements the band pass curve should have a correcting effect on the frequency response curve of the transmitter signal in which the low frequencies have the advantage with respect to the high frequencies This implies among others that the carrier of the p...

Страница 23: ...wever the adjusted output voltage should be constant during the measurement If an incorrect adjustment is expected only adjust those elements corresponding to the test circu it For this consult the service documentation of the TV set and the relevant damping measures if necessary For more important adjusting faults it is recommended to carry out a complete adjustment in the sequence given in the d...

Страница 24: ... to 10 7 MHz Depress button WOB Set the controls of the oscilloscope for horizontal and vertical shift and horizontal ampl ification in such a way that the l ine on the screen is symmetrical with respect to the vertical central axis of the graticule AB Be Fig 1 7 Poi nt B in the screen will now represent a frequency of 1 0 7 MHz During adjustment this setting may not be changed J I KS II I II If 1...

Страница 25: ...r non linear shape repeat the procedure from 2 3 4 2 2 Unsolder the electrolytic capacitor C5 F ig 1 6 again Adjust the cores of the other band pass filters to maximum height of the curve in the sequence ind icated in the trimming table Fig 20 curve I The band pass curve must always be symmetrical with respect to mid screen EF Fig 20 Checking the a m suppression Solder the electrolytic capacitor C...

Страница 26: ...smal l band LF ampl ifier This difference signal is appl ied to a low pass fi lter As soon as both frequencies fl and f2 approximate sufficiently the low d ifference frequencies pass through the low pass filter At the moment both frequencies are equal the d ifference is zero provided that they have the same phase and ampl itude If the frequencies deviate again another I f component is formed The r...

Страница 27: ... requ ired control voltage is obtained by rectifying the output amplitude of separating amplifier 303 304 by diodes 406 and 407 Diodes 404 and 405 serve for temperature compensation The begi n and end frequencies of every range are tuned with adjustable coils and capacitors adjusti ng is facil itated by using series and parallel capacitors With triple tuni ng capacitor 599 five ranges can be calib...

Страница 28: ...gnal superimposed on the modulated signal especially at low h f and at h igh I f frequencies This phenomenon is compensated for by supplying the decreasing modu lation frequency in anti phase available across resistor 624 to resistor 634 via resistor 625 Resistor 625 is dimensioned in such a way that the passing current amounts to iL F 2 thus compensating for the modulation current through resisto...

Страница 29: ...d to the frequency modulator via resistor 623 switch 803 5A 4A 3A 2B and 6A 3 1 5 SWE E P SIGNAL G E N E RATOR AND BLAN K I N G PULSE FORM E R The sweep signal generator consists o f an emitter coupled multivibrator 30 1 302 The sweep signal is supplied to difference ampl ifier 304 306 the em itters of which are a c coupled Both stages of the difference ampl ifier have a constant current source 30...

Страница 30: ...cimal dividers 32 0 3 2 3 t MAino The first 1 0 1 divider is included in integrated circuit 322 If button CAL is depressed a 1 M Hz signal and its many harmonics is available at the output of this divider This signal is supplied directly to the second 1 0 1 divider 323 and via R C network 649 550 to the mixer The second 1 0 1 divider supplies a 0 1 MHz signal to the mixer via RC network 650 55 1 D...

Страница 31: ...ies can be recognized by a clear minimum between two maxima The places where a zero i ndication may be expected during cal ibration are indicated by smal l triangles on the corresponding scales If button CA L is not depressed the i nput of the I f amplifier is blocked via diode 4 1 5 and resistor 679 f I 1F I CA MA 8204 Fig 28_ Band pass curve indicator 3 1 7 RANGE I N DICATION The six light emitt...

Страница 32: ...2 4 U N I T 1 PUSH BUTTONS U N I T 3 Demount the tuning capacitor accord ing to 3 2 3 Unsolder the connection of unit 1 loosen screws F F ig 33 and take out unit 1 Demount push button unit 802 The soldering spots indicated in F ig 40 must be soldered free Take out and replace the push button unit including the pri nted wiring board Unsolder the mass connection of unit 3 Take out unit 3 sidewards N...

Страница 33: ...rew previously if necessary Check the state of the ball cord with respect to the drive or fix a new bal l cord in such a way that the second bal l is located next to the d raw spring in the lower saving of the drive F ig 37 Adjust the pointer or press the poi nter guiding on the bal l cord and adjust it so that the poi nter line at the left stop of the tuning capacitor and slip friction clutch is ...

Страница 34: ...61 2 unit 1 39 Digital voltmeter PM 9203 U H F probe PM 9253 Amplitude response Trimmer 5381 35 4 50 70 mV U H F T connector 3 5 6 3 unit 1 39 Frequency see table 1 table 1 Counter PM 6630 3 5 6 2 Attenuation Potentiometer 60 dB Voltmeter 3 5 6 4 601 in position 50 lV Amplitude modulator Potentiometer 39 Vr m s 5 mV Osci lloscope PM 323 1 3 5 5 63 1 unit 1 Blanking of the fly back Oscil loscope PM...

Страница 35: ... at connector 1 kHz SWEEP OUT or at separate testing at connection 1 9 of unit 2 should be 2 Vr m s 20 mV Load impedance 1 00 kn Adjust with potentiometer 632 of unit 2 if necessary Check the frequency 1 kHz 200 Hz Load impedance 10 kn 3 5 3 SAWTOOTH VOLTAGE Press button WOB The voltage at connector 1 kHz SWEEP OUT or at separate testing at connection 19 of unit 2 should be 10 Vp_p 0 2 V Adjust wi...

Страница 36: ... ENCY with one hand Adjust the smaller knob against the resistance of the sl ipping clutch to the right stop of the sl ipping clutch Release the large knob and set control F R EQU E NCY to the left stop The pointer should now be located on both left pair of marks which are on the left alongside the scale if not sh ft the pointer on the scale cord according to 3 2 5 2 mechanical zero point Set the ...

Страница 37: ...s of these ranges have to be corrected by mutual adjustment of L and C row 4 and 7 so that the tolerance values of the rows 5 and 8 are obtai ned or even lower than these values the adjustment of every range should end with the correction of the capacitor Check the compl iance of the frequency response with the marking of the corresponding scale at approx imately 40 and 60 of the range Compare dev...

Страница 38: ...f the Lf generator with which the aux il iary h f generator is modulated a m to 20 kHz The side band frequency marks B and C appear if necessary sl ightly vary the frequency of the auxil iary h f generator the distance of the frequency marks B and C correspond to twice the frequency of the I f generator Determine the frequency sweep and the asymmetry and compare with the data given in table 2 I f ...

Страница 39: ...96 MH z I I I I L _ PM 5324 L J k JO J F SWE E P H F l OUT OUT Fig 30 Measuring set up to determine the frequency sweep and the symmetry 2 0 KHz PM 5120 rv rv L F OUT 1 0 L 6 0 K H z PM 5 3 2 4 S W E EP H F OUT OUT PM 5321 rv MOD rv H F rv I N OUT E X T Fig 31 Measuring set up to determine the frequency sweep and the symmetry 38 300 KHz O 5 V PM 5120 L F OUT f 8 D PM3210 Y x MA8222 MA 8223 ...

Страница 40: ... 1 1 1 1 0 7 AM I NT 30 5 AM E XT 80 FM I NT 25 5 FM EXT 75 1 5 30 80 96 AM I NT 30 1 0 of scale 75 1 1 0 AM EXT 80 75 1 1 0 97 AM I NT 30 1 0 AM E XT 75 FM I NT 25 5 FM E XT 75 1 5 3 5 9 1 Checking with a modulation depth and frequency sweep measuring instrument Connect the measuring instrument e g type 2006 Bruel Kjaer to output H F OUT Supply a signal of 1 kHz 2 Vr m s via connector LF I N Dete...

Страница 41: ... for representing a modulation trapezium 3 5 1 0 CALI BRATION Release all buttons Connect a counter e g PM 6620 to test point TP of unit 1 Press button CA L the indicator is i l luminated Check the frequency 1 0 M Hz 500 Hz If necessary adjust with trimmer 542 on unit 1 Press range button 3 1 D m 100 0 o b MA 8224 Tune the range from 650 to 750 kHz slowly near mark 7 of the i ndicated scale the i ...

Страница 42: ... 85 1 853 1 3 33 2 5322 4 1 4 74021 Knob cover 1 4 33 2 5322 4 1 4 74023 Knob 0 1 8 7 1 5 33 5322 455 74022 Text plate 1 6 33 5322 276 1 4 1 28 Mains switch 801 1 7 33 5322 276 64009 Push button switch 803 1 8 33 5322 450 840 1 5 Pointer 1 9 33 5322 450 6404 1 Plex iglass wi ndow 20 34 4 5322 462 501 0 1 Foot 2 1 34 4 5322 462 401 57 Rubber stud 22 34 5322 492 64347 Spring 23 34 5322 265 30066 Mai...

Страница 43: ...Fig 33 Front view with item numbers Fig 34 Bottom view ...

Страница 44: ...44 Fig 35 Top view Fig 36 Left side view ...

Страница 45: ...45 0 0 0 0 1 ji I I MAB225 Fig 37 Scale dri ve n ...

Страница 46: ...mic capacitor pin up W 1 5 MO 5 1 5 MO 1 0 Wire wound resistor Drahtwiderstand Draadgewonden weerstand Resistance bobinee Resistencia bobinada 500 V 700 V Keramikkondensator Pin up Perltyp Keramische kondensator Pin up type Condensateur ceramique type perlp 500 V Condensador ceramico version colgable Microplate ceramic capacitor Miniatu r Schei ben kondensator M icroplate keramische kondensator Co...

Страница 47: ...897 1 8 2 k M R 25 Metal film 668 5322 1 1 6 50666 73 2 k M R 25 Metal film 669 5322 1 1 6 50446 66 5 k M R 25 Metal film Unit 2 601 5322 1 1 6 50524 3 k 2 CR25 Carbon 602 5322 1 1 6 541 48 9 1 k 2 CR25 Carbon 603 5322 1 1 6 50859 9 1 k 2 CR25 Carbon 604 5322 1 1 6 54293 4 7 k 2 CR25 Carbon 605 5322 1 1 6 541 47 3 9 k 2 CR25 Carbon 606 5322 1 1 6 54079 36 k 2 CR25 Carbon 607 5322 1 1 6 50872 62 k ...

Страница 48: ...7 470 pF 2 1 00 Ceramic 51 0 4822 1 25 50045 2 22 pF 1 00 Trimmer 51 1 4822 1 22 3 1 06 1 1 8 p F 2 1 00 Ceramic 51 2 4822 1 25 50045 2 22 pF 1 00 Trimmer 51 4 4822 1 25 50045 2 22 pF 1 00 Trimmer 5 1 5 4822 1 22 31 061 1 8 pF 2 1 00 Ceram ic 51 6 4822 1 25 50045 2 22 pF 1 00 Trimmer 5 1 8 4822 1 25 500 1 7 5 5 65 pF 1 00 Trimmer 51 9 4822 1 22 3 1 08 1 1 00 pF 2 1 00 Ceramic 520 4822 1 22 3 1 056...

Страница 49: ... 1 07 1 00 n F 20 80 30 Ceramic 561 4822 1 21 40232 220 n F 20 1 00 Polyester 562 5322 1 22 1 01 07 1 00 n F 20 80 30 Ceramic 563 4822 1 22 3 1 2 1 1 1 00 pF 5 400 Ceramic 564 5322 1 22 301 03 22 nF 20 1 00 40 Ceram ic 565 4822 1 24 20461 47 J 1F 1 0 E lectrolytic 566 4822 1 22 3 1 072 47 pF 2 1 00 Ceram ic 567 4822 1 24 20463 1 00 J 1 F 1 0 E lectrolytic 568 5322 1 22 301 03 22 n F 20 1 00 40 Cer...

Страница 50: ...mp 40 mA 81 3 5322 1 34 44072 Lamp 40 mA 81 5 5322 344 64041 I ndicator 1 20 J lA R i 1 500 n Semi conductors Diodes Type Ordering number Oty L ocation B B 1 06 5322 1 30 30769 5 Unit 1 40 1 402 403 4 1 1 4 1 2 BAX 1 3 5322 1 30 40 1 82 6 Unit 1 404 405 406 407 408 4 1 0 AA1 1 9 5322 1 30 40229 Unit 1 409 BA2 1 7 4822 1 30 30703 4 U nit 1 4 1 3 4 1 4 4 1 5 Unit 2 402 BA2 1 6 5322 1 30 j0702 Unit 2...

Страница 51: ...ering number Qty Location FJH 1 31 7400 5322 209 84 1 43 1 Unit 1 32 1 SN7490N 5322 209 84 1 1 4 2 Unit 1 322 323 TAA3 1 0A 5322 209 8436 1 1 Unit 1 324 CA3086 5322 209 84 1 1 1 1 Unit 2 321 SN7274 1 P 5322 209 84 1 63 2 Unit 2 322 323 ...

Страница 52: ...A8236 MA8241 o MA8237 MA8242 o MA8238 Remarks Oscillograms recorded with Tektronix oscilloscope type 561 A plug in 3A6 For settings of oscilloscope and PM 5324 see table 4 page 55 Fig 38 Oscil ograms of unit 1 o MA8243 MA8244 o MA8245 MA8246 ...

Страница 53: ...53 Fig 39 Printed wiring board 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Fig 40 Demounting the push button unit on unit 1 ...

Страница 54: ...26 o MA8227 MA8228 Remarks 1 3 12 I o o MA8229 o MA8230 o MA8231 Oscillograms recorded with Tektronix oscil loscope type 50 1 A plug in 3A6 For settings of oscilloscope and PM 5324 see table 4 page 55 Fig 42 Oscil ograms of unit 2 1 4 MA8249 MA8232 MA8233 ...

Страница 55: ...0 mV 1 1 0 1 1 1 4 5 Output term i nated with 75 n 1 1 a 0 1 0 5 m 4 5 F R EQUENCY at 470 kHz AM 1 kHz H F AMPLITUDE 50 mV Output terminated with 75 n 1 2 2 1 1 4 5 F R EQU E NCY at 470 kHz 1 3 1 1 4 5 No modulation 1 4 1 1 4 5 H F AMPLITUDE 50 mV Output term inated with 75 n 1 5 5 0 1 1 4 5 CA L 1 6 5 0 5 1 4 5 F R EQUE NCY at 470 kHz CAL No modu lation 1 7 5 5 1 4 5 H F AMPLITUDE 50 mV CAL Outpu...

Страница 56: ...acement 6 Cleaning and or lubrication 7 Operator error 8 Missing items on pre sale test 9 Environmental requirements are not met COMPONENT SEQUENCE NUMBER 1111 111 Enter the identification as used in the circuit diagram e g G R I 003 Diode G R 1 003 TS0023 Transistor TS23 l CO I O I I ntegrated circuit I C I O I RO Resistor potentiometer CO Capacitor variable capacitor BO Tube valve LA Lamp VL Fus...

Страница 57: ...C Y M O D U LA T O R I 75 110 6 HF O S C I L L A T O R A B 4 1 3 L _ _ _ __ ___ ___ _ ___ _ ____ _ _____ _ _____ _ ____ _ ____ _ ____ __ __ _ __ __ H I S W E E P W I D T H _ 8 03 1 8 r 12 1 CA 3086 321 1 N 51 2 Of RI L F a j 1kHz E r r _ _ 1 kHz G E NERATOR IN SWEEP OUT ...

Страница 58: ...N IUNIT 11 3 7 q t 5l 1 r DEC I M A L D I V I D E R 8 f J f 65 I 802 I r 9 m I v50 L 1 3 3 1 1 3 3 10 1 _ 3_ 0__ __ ______ ______ __ __ oll ______ ______ ______ ______ _______ ______ ______ 15 59J I H ln v 595 1 Hln2 5e2 BLANKING GAT E H F OUTPUT A M P L I F I E R f i 9 It 0 9 J JOt BClJBC 10 IBV v IBV SWEEP SIGNAL GENE RATOR JpJ DB BV IBV I _ o r 18V CAL AM FM WOB t EXT 1kHz EXT 1kHz I 803 7 BLA ...

Страница 59: ...1 1 _ _ _ _ _ 6 c I 3 2 2 3 2 3 r i i I I i i i I I I I I I I I I o SN 7271 I P I L _ _ _ p_ __ __ __ B BC238 C BC238 B BF251 D 1 V 50 BY 161 Dl BZX 791C CD A A 119 BAX 13 ON I o J 1 POWER 59 B BeJ08 C o G BFW IO 8 0 0 BFX 89 m BO 135 BO l36 e J l BA 2 1 6 BA 2 1 7 c O BB 106 i I I I I I I I I I I I L J POW ER IN MA 8132 PM 53 24 v POWER SUPPLY Fig 44 Schema electrique PM 5324 ...

Страница 60: ...ips Kenya Ltd P O B 30554 Nairobi tel 29981 M alaysia Electronic Supplies Malaysia Sdn Bhd P O B o x 332 Kuala Lumpur tel 5641 73 M ex ico Philips Comercial S A de C v U ruapan 7 Apdo 24 328 M eXICO 7 D F tel 2 5 1 5 40 Nederland Philips Nederland BV Bosc h dijk Gebouw VB Eindhoven tel 793333 Ned Anti l len N V Philips Antilldna Post bus 523 Willemstad tel Cu rac ao 36222 35464 N ew Zealand Philip...

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