Dynatuner FMX-3 Instructions For Assembly Alignment Operation Download | Manualshive

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Summary of Contents for FMX-3

Page 1: ...men tioned in all communications concerning this equipment INSTRUCTI NS FOR ASSEMBLY ALIGNMENT OPERATION r I f l 0 1111111111111111 98 VOLUME lli J I I I Price 1 00 929011 tJlUI IaCD il lc_ 3060 Jefferson St Philadelphia Pa 19121 U S A ...

Page 2: ... no switching required of the user in the transition from mono to stereo or vice versa The integrator takes care of tllis automaticallY since the 38KC carrier does not exist in the absence of t he 19KC stereo pilot signal and there is no free running oscillator to cause beats and whistles which might be encountered under many conditions of lise The integrator fits inside the Dynatuner FM l in the ...

Page 3: ...ete this step 2 page 7 column 2 step 31 Delete the sentence Solder all three wires 3 page 10 of Supplementary Instruction sheet for the Semi Kit Front Panel Assembly Delete 2 steps 1 through 11 inclusive Add the following instructions after step 11 Twist together a 9 black wire and a 9 green wire Thread these wires through the small slot in the front of the chassis and through grommet 2 Connect th...

Page 4: ...the small slot in the front of the chassis Connect the black wire to pin 4 of the socket V8M S Connect the green wire to pin 5 of socket V8M S 16 Cut a 3 1 black wire Strip one end and feed it through pin 3 and connect it to pin hI of socket V8M Solder both pins Position this wire under the right angled mounting bracket for V8M and close to the front panel 17 Connect one end of an 81 12 red wire t...

Page 5: ...nnect the black wire to eyelet 84 S Connect the red wire to eyelet 86 S 5 Connect one end of a 1 1 red wire to eyelet 36 on the bottom of PC 8 8 Connect the other end to eyelet 38 S 6 Mount transformer 1 73 432004 Note that this transformer can only be mounted one way Seat it firmly so that it snaps into position and make cer tain that all 5 connecting lugs as well as the two mounting tabs penetra...

Page 6: ...ent of the FMX 3 Correct alignment of the tuner is especially important for proper stereo opera tion and in particular the discriminator mllst be accurately aligned according La the instructions in the PM I manual if maximum noise rejection is to be realized It is necessary to remove the 6BL8 tube from the completed FMX 3 although the 12AX7 V72 must be in place when alignment of the tuner only is ...

Page 7: ...rom eyelet 75 and touch the free end with the finger which should illuminate the word STEREO 6 If the STEREOCATOR passes this test but does not deflect on a known stereo broadcast check the 6BL8 and also check the continuity of 1 71 and Tn with an ohmmeter The resistance of each transformer pin to ground is approx imately as follows 1 pin On 2 pin 40n 113 pin IOn 4 pin 100ft The 1 pin is identifie...

Page 8: ...he parts list included with the pictorial diagram of PC 12 A complete inventory will include both sections Parts of similar type which do not change performance may sometimes be included as a matter of expediency This will account for slight variations in value and appearance 1 Etched circuit board PC 12 1 Dual volume control 250 000 ohms per section 1 Plastic insert for front plate 1 Audio cable ...

Page 9: ... mmfd 220 mmfd 012 mId 0068 mfd SOO mmfd 001 mfd 0033 mfd 0015 mId 01 mfd 500 mmld 100 mmfd 1 mfd 1 mId 18 mmld IN54 IN541 IN541 IN541 53 mh choke transformer 432003 transformer 432003 transformer 432004 MM801 6BL8j CF80 12AX7JECC83 module 555001 module 555001 PARTS LIST FOR SCHEMATIC DIAGRAM V71B R94 R92 TP Rn SCHEMATIC DIAGRAM RS8 V72B 074 R84 D72 R82 PEC 2 ll ll I 250K j OUALCONT R73 R74 R75 C7...

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