Harman Kardon CD 491 Repair

Specs

Type: 3-head, single compact cassette deck

Track System: 4-track, 2-channel stereo

Tape Speed: 4.75 cm/s

Heads: 1 x record, 1 x playback, 1 x erase

Motor: 2 x reel/assist, 1 x capstan

Tape Type: type I, CrO2, Metal

Noise Reduction: B, C

Headroom Extension: HX Pro

Frequency Response: 20Hz to 21kHz  (Metal tape)

Signal to Noise Ratio: 70dB  (dolby C)

Wow and Flutter: 0.025%

Total Harmonic Distortion: 1.0%

Input: 25mV (line), 0.2mV (mic)

Output: 0.58V (line)

Dimensions: 443 x 123 x 345mm

Weight: 7.2kg

Finish: black, silver

Year: 1983

Video

Photos

Harman Kardon CD 491 repair. Inside View
Harman Kardon CD 491 repair. Inside View
Harman Kardon CD 491 repair. Tape Mech Motor
Harman Kardon CD 491 repair. Tape Mech Motor
Harman Kardon CD 491 repair. Tape Mech Idler and Head Assembly
Harman Kardon CD 491 repair. Tape Mech Idler and Head Assembly
Harman Kardon CD 491 repair. Power Supply Board
Harman Kardon CD 491 repair. Power Supply Board
Harman Kardon CD 491 repair. Main Board
Harman Kardon CD 491 repair. Main Board
Harman Kardon CD 491 repair. Power supply Board Top
Harman Kardon CD 491 repair. Power supply Board Top
Harman Kardon CD 491 repair. Power supply Board Top
Harman Kardon CD 491 repair. Power supply Board Top
Harman Kardon CD 491 repair. Power supply Board Top
Harman Kardon CD 491 repair. Power supply Board Top
Harman Kardon CD 491 repair. Power supply Board Top
Harman Kardon CD 491 repair. Power supply Board Top

Conclusion

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