Revox A77 Service Manual

INDEX
QTY
PART NAME
ORDER NUMBER
J Capstan
motor with sleeve bearings
Modification effective from serial No. S 60483 and G 78003
01
1 Motor, capstan, assembled 1.021.101
02
1 Rotor
1.021.161
03
1
Shaft, capstan 1.021.160.12
04
3 Cap, plastic
1.077.220-02
05
3 Ring, felt 1.077.220-01
06 2
Bearing, sleeve inIgl> not he rernnwpri
07
1 Ring, spacer
1.021.160-08
08 1
Bearing, thrust
1.021.162
09 1
Washer, low- friction
1.021.160-09
10
2
Spring, belleville
37.02.0106
11 1 Ring, retaining, internal
24.16.4220
12 1 Shield
1.077.200-03
13
2
Screw ( M3 x 4)
21.01.0352
14
1
Head, pick-up
1.077.240
15 1 Washer, antivibration
1.077.200-04
16 2
Screvv ( M3 x 6)
21.99.0117
17 4
Washer, plain
23.01.1032
18
4
Screw ( M4 x 30)
21.01.0464
19 1 Plate, screening
1.077.100-22
20
1
Clip, shaft
1.021.160-10
7,5/15 ips Recorder:
Motor, capstan, assembled, 7,5/15 ips
1.021.165
shaft, capstan /, 5/15 ips
1.021.165.05
04
05
18
17
E
A
11.72
PL 10

Revox A77 Specifications

General

Wow and Flutter	0.08% (7 1⁄2 ips)
Frequency Response	30Hz to 20kHz (7 1⁄2 ips)
Signal to Noise Ratio	60dB
Type	Reel-to-Reel Tape Deck
Track System	4-track, 2-channel stereo/monaural
Reel Size	Up to 10.5 inch reel
Motor	2 x reel, 1 x capstan
Inputs	Mic, Line
Outputs	Line
Tape Speed	3 3⁄4 and 7 1⁄2 ips