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Roberts 4000D

Four Track Stereophonic Tape Recorder

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Roberts 4000D


Track system: auto reverse, 4-track, 2-channel, stereo system

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

Motor: 2 x reel, 1 x capstan

Reel size: up to 7 inch reel

Equalization: NAB, EIA

Tape speeds: 3 34  7 12 ips

Wow and flutter: 0.15% (7 12 ips)

Frequency response: 40Hz to 17kHz (7 12 ips)

Signal to Noise Ratio: 45dB

Crosstalk: 50dB

Input: 50mV (line), 0.5mV (mic)

Output: 2V (line)

Output power: 8 watts

Speakers: 1 x 6"

Semiconductors: 12 x transistors

Valve complement: 4 x 12AD7, 3 x 12AT7, 2 x 12AU7, 1 x 12BH7, 1 x 6X4

Dimensions: 17.25 X 16 X 12.25 inches

Weight: 72lbs

Note: optional 15 ips conversion kit


service manual   English - k7sparky

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