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A site where discontinualed schematic diagrams and back dated information can be found on discontinued radios tv's and any electronic equipment can be found. Newer manuals either Service and operating manuals. Radio amateurs should find this site a great source for ham radio equipment manuals. I will return to this site should I need information on any electrical equipment. priced easy to download in a PDF format and print pages need to undertake the repair.
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Quality scan of the original. All the detail necessary to troubleshoot, repair and adjust the unit. I'm sure I will be downloading more manuals in the future as the need arises.
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Exactly as described, a Service Manual complete with the schematics and PCB layout delivered in a timely manner. Many thanks for the great service.
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some of the writing is a bit blur but the part in the schmatic was great and i have fixed the machine thanks
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Well.. I'd searched for this manual and although I found many copies online I was pleased to find your website with a well balanced pricing system and easy to search and follow links. That together with the very quick response time was just what I was looking for.. being a very impatient tech.. ;-) I had the service manual in front of me within a short time.
Bookmarked.. and you can bet I will always come here first for my service & user manuals..
best regards
Ed(Tony) Foley
G7WHK
IC,M62445FP-601
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PRACTICAL SERVICE FIGURE
<TUNER SECTION> <DECK SECTION> Tape speed: Wow & flutter: Take-up torque : F.F torque: REW torque: Back tension : PB output level : REC/PB output level : Distortion (REC/PB) : 3000Hz + 45Hz Less than 0.21 / 0.25% (LH/U) (W.R.M.S) 30- 55g-cm (FWD, REV) 75- 180g-cm 75- 130g-cm (LH) 75- 180g-cm (U) 2- 7g-cm (FWD, REV) 300mV* 3dB (SP OUT 2V)
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<FM SECTION> IHF Senshivky: Less than 10/ 9 / 9dB (THD 3%) [at 87.5 / 98.0/ 108.OMHZ] S/N 50dB Quieting sensitivity : Less than 35dB [at 98.OMHZ] Signal to noise ratio : Mono: More than 72dB Stereo : More than 66dB [at 98.OMHZ] Distortion: Mono: Less than 1.2% Stereo : Less than 2.0% [at 98.OMHZ] Auto stop level : 25dB f 10dB [at 98.OMHZ] Stereo separation : More than 30dB [at 98.OMHZ] Intermediate frequency : 10.7MHz <MW SECTION> Sensitivity : (S/N 20 dB)
Less than 60dB [at 600kHz] Less than 58dB [at 1000kHz] Less than 58dB [at 1400kHz] Signal to noise ratio : More than 36dB [at 1000kHz] Distortion: Less than 1.5% [at 1000kHz] Auto stop level : 52dB +10/-l5dB [at 1000kHz] Intermediate frequency: 450kHz
(SP OUT 2V) Less than 2,0% (NORM) Noise level (PB) : Less than 2.OmV (NORM, SP OUT 2V) Noise level (REC/PB) : Less than 3.OmV (NORM, SP OUT 2V) Erasing ratio: More than 60dB (at 125Hz, +1OVU) Test tape: TTA-602 (NORMAL)
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