B&K E-200D Скачать руководство пользователя | Manualshive

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Содержание E-200D

Страница 1: ...MANUAL Model E 200D RF Signal Generator A Product of DYNASCAN CORPORATION 1801 West Belle Ptaine Chicago Illinois 60613 PRICE 2 00...

Страница 2: ...have helped provide better and faster service techniques Close contact has been maintained with the manufacturers of consumer products which our test units will be checking and trouble shooting Key pe...

Страница 3: ...INSTRUCTION MANUAL FOR B k precision MODEL E 200D R F SIGNAL GENERATOR B K DIVISION OF DYNASCAN CORPORATION 1801 W Belle Plaine Avenue Chicago Illinois 60613...

Страница 4: ......

Страница 5: ...ng Modulation 8 ALIGNING AM BROADCAST BAND RECEIVERS 11 ALIGNING FM BROADCAST BAND RECEIVERS 12 ALIGNING TELEVISION RECEIVERS 14 Sound IF 14 Video IF 14 Tuner Adjustment 14 USING THE RF SIGNAL GENERAT...

Страница 6: ...icrovolts into 50 ohm load attenuators extend range to 106 dB CALIBRATED OUTPUT 1 dB 100 kHz to 54 MHz ACCURACY ATTENUATORS Six step attenuators of 20 dB 20 dB 20 dB 20 dB 10 dB and 6 dB 96 dB total p...

Страница 7: ...ncies FM band VHF TV Video Carrier frequencies for all 12 VHF channels CALIBRATED OUTPUT LEVEL A carrier level meter and step attenuators provide accurately calibrated output level measure ment from 1...

Страница 8: ...ATUMUAIO ATTIMUUkTOt utnn CAL1B AT0M V WO Hi I IQPOLATION 100 H Figure 1 Operator s Controls and Indicators...

Страница 9: ...ENUATOR control Fine setting of output level 10 ATTENUATOR selectors Coarse setting of out put level Six individual attenuators of 20 20 20 20 10 and 6 dB permit steps from 0 to 96 dB Each switch has...

Страница 10: ...t always cormect the black lead to the equipment chassis first Otherwise a transient voltage spike may oc cur when the connection is made that may damage transistorized equipment D Use a dc blocking c...

Страница 11: ...CONDITION output signal level 25 microvolts PROCEDURE from table 25 microvolts 72 dB total atten uation 20 dB 20 dB 20 dB lOdB 2dB 72 dB set three of the 20 dB ATTENUATOR selectors to the IN position...

Страница 12: ...evel before setting the fre quency Although the oscillator and atte nuators are isolated by an emitter follower slight frequency pulling can occur when the FII ATTENUATOR is adjusted or step at tenuat...

Страница 13: ...ble reading on the alignment meter High signal levels may overdrive amplifiers resulting in improper alignment As the receiver is aligned the meter reading increases Continuously reduce the signal gen...

Страница 14: ...o ends of the coil and place the coil in the vicin ity of the antenna See Figure 5 The signal radiated by the coil will be picked up by the COUPLING LOOP 3 5 IN a ANTENNA COUPLING LOOP AT RIGHT ANGLE...

Страница 15: ...many receivers at test point A Use a low range 1 5 volt dc voltage scale NOTE Many variations in circuit design cause the reference point to vary widely Most often chassis ground is not the reference...

Страница 16: ...uency for each co l and tuning the coil for maximum output from the i f sec tion a more common and preferable method is to use a sweep generator Set up the sweep generator to inject a signal into the...

Страница 17: ...series with the red probe to the high side of the speaker voice coil if there is any dc potential at this point If the radio chassis is common to earth ground and the speaker voice coil is not common...

Страница 18: ...ion is 54 dB able listening level If no tone is heard the 2nd i f amplifier is defective 11 Move signal injection to the input of the 1st i f amplifier The speaker volume should again increase if the...

Страница 19: ...one half the value in step 3 Note the frequency fi 5 Increase the signal generator frequency past the maximum VTVM reading until the VTVM reads the same as in step 4 Again note the frequency fa 6 The...

Страница 20: ...ition 4 Set the TUNING DIAL to 10 on the A band 100 KHz No output level adjustments are required 5 Set the XTAL CALIBRATOR SWITCH to the 1 MHz position MODULATION switch S 3 is designed to make availa...

Страница 21: ......

Страница 22: ...and service for a period of one 1 year from the date of purchase from an authorized DYNASCAN distributor DYNASCAN will at its option repair or replace any product or component not conforming with the...

Страница 23: ...f l MCO IO OCNJOOOOpOO ooooooodo 4 0QrHC C4CqOJC 0 1 rHiOCOCOOO OlOOCO CO Q Q Q Q OfO d O O CO o i oi CO io cd CO CO CO CO CO o J a s o9 u o HJ jCO CO iOCOt OO H cn a CD H Q o o M US Q o tad o Z z 0 1...

Страница 24: ...L 4T Nfi UbtP 488 ICH 9 OOIH NOTE SCHEMATIC SUBJECT TO CHA NGE WiTnOuT VOTlc...

Страница 25: ......

Страница 26: ...r t t V c y v V A If ffVs 1 yv i Ainr VT I _ v V y i 4 y V v t y i y L V iV JI 5 V j r I i v...

Страница 27: ...lp you repair and maintain your equipment If you paid anyone other than BAMA for this manual you paid someone who is making a profit from the free labor of others without asking their permission You m...

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