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AKAI 1730D-SS

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Technic details

Specifications

Type:
Tape deck
Track system:
4 track 4 channel stereo
4 track 2 channel stereo
Maximum use reel:
No. 7
Tape speed (±1%):
19 cm / s
9.5 cm / s
Wow • Flutter:
0.12% rms or less (19 cm / s)
0.15% rms or less (9.5 cm / s)

 

Recording (reproduction) compensation characteristics:
NAB characteristics
Frequency response:
30Hz to 22kHz, ± 3dB (19 cm / s)
30Hz to 15kHz, ± 3dB (9.5 cm / s)
Distortion factor:
1.5% or less (at 19 cm / s, 1kHz, 0 VU)
S / N ratio:
50dB or more
Elimination rate:
70dB or more
Recording bias frequency:
100kHz
Recording level display:
VU meter x 4
Heads:
4 track 4 channel stereo playback head x 1
4 track 4 channel stereo recording head x 1
4 track erase head x 1
2 track erase head x 1
Fast-forward rewind time:
90 sec. (370m tape, 50Hz)
75 sec. (370m tape, 60Hz)
Output / Impedance:
Line - 1.23V (0 VU), optimum load impedance 20kΩ or more
Headphone - 8Ω
Input / Impedance:
Microphone - 0.4mV / 30kΩ
Line - 40mV / 100kΩ
DIN - 0.4V / 5mV
Recording time:
4 channel stereo - 30 min. (19 cm / s, 370m tape)
2 channel stereo - 1 hour (19 cm / s, 370m tape)
Semiconductor used:
Transistors - 19 pieces
Linear IC’s - 8 pieces
Diodes - 6 pieces
Attached:
No. 7 No. 4-channel stereo Demonstration Tape
No. 7 Empty Reel
DR-111 connection code x 2
Spare fuse x 2
Operator’s Manual

 

Power supply:
AC 100V / 110V / 120V / 200V / 220V / 240V, 50Hz / 60Hz (Switchable)
Power consumption:
50W
External dimensions (W x H x D):
420 x 450 x 240mm
Weight:
15kg
Year:
1970

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