We have not done any testing except for power on for play forward & reverse which seem to spin.
play back and record well, headphone was not tested. html clipboard html clipboardhtml clipboardhtml clipboardabout 128 Pages Language: english Format: This manual may not be an original minted format, although it was Originally Supplied by the manufacturer, Black & White (Not color) 8.5" x 11" size- Larger schematics on .....the 1970's. From Revox: The well known reliability of the Revox A77 is a result of a professional design concept, a concept which successfully combines the advantages of a solidly built tape transport mechanism with those of an advanced electronic circuit design. Record ready light for ch2 is not working, both channels record and playback perfectly.
Motor: 2 x reel, 1 x capstan Reel size: up to 10.5 inch reel Equalization: NAB, IECTape speeds: 3 Signal to Noise Ratio: 62d BTotal harmonic distortion: 0.6%Crosstalk: 45d BInput: 35m V (line), 0.15m V (mic)Output: 1.2V (line)Output power: 8 watts Semiconductors: 54 x transistors, 32 x diodes, Dimensions: 415 x 359 x 180mm Weight: 33lbs If you have any problems opening files please read the download FAQ.
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Thank you Bye Gaetan Hello I think I have found the problems. Revox A77 / A-77 reel-to-reel tape unit repair / service manual booklet Schematics, parts list, exploded diagrams, etc. It also features a custom 1/2" solid sapele wood enclosure. Good used condition lot of 7 revox A77 Reel-To-Reel Power Record, reproduce, input amplifier boards - Original Parts 2x x (1.007.720) - from a working machine with cosmetic issues - sold as is for parts, repair or restoration - please see detailed pictures...3 Motor 2 Speed Reel to Reel Tape Recorder Up To 10.5" Reels revox A77 3 Motor 2 Speed Reel to Reel Tape Recorder Up To 10.5" Reels Click images to enlarge Description Description The well known reliability of the Revox A77 is a result of a professional design concept, a concept which successfully combines the advantages of ...I had the deck lightly serviced a few times by Audio Lab in Cambridge MA, but never dove into it myself.Pots are noisy, whether from dirt or dc bias from short coupling caps.Speakers have wear on the grills, and light scratches..