Denon DH-710
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Type: | Stereo reel-to-reel tape recorder |
[Motors] | For capstan: 1 x 6-pole out-rotor type AC servomotor For reels: 2 x AC servomotors |
[Drive system] | Capstan part: 2 capstan drive system by direct drive capstan and sub capstan using AC servomotor Reel part: Tape tension servo drive system by AC servomotor |
Track system: | 2-track 2-channel recording / playback 4-track 2-channel playback |
Heads (2-track 2-channel): | Recording head (High density ferrite) Playback head (High density ferrite) Erase head (High-density ferrite) |
Heads (4-track 2-channel): | Playback head (High-density ferrite) |
Reel diameter: | Max. 10 (26 type) |
Tape speed: | 38 cm / s, 19 cm / s |
Tape speed deviation: | Within ±0.5% of standard tape speed |
Fluctuation of tape speed: | The difference in tape speed between the beginning and end of each No. 10, 7, and 5 reel is 0.2% or less |
Start-up characteristics: | Within 0.9 sec. (38 cm / s) Within 0.4 sec. (19 cm / s) |
Wow and flutter: | Within 0.02% w.rms (38 cm / s) Within 0.025% w.rms (19 cm / s) |
Fast winding time: | Within 2 min. (No. 10 reel, 740m tape) |
Frequency characteristic: | 30Hz to 22kHz, ±2dB (38 cm / s) 30Hz to 18kHz, ±2dB (19 cm / s) |
Channel separation: | 55dB or more at 1KHz (For 2 tracks) |
Recording bias: | Approx. 200kHz, Bias amount can be adjusted by +60% and -40% |
[Inputs] | Microphone: 50KΩ, unbalanced, LOW (-72dB) / HIGH (-60dB) Line: 100KΩ, unbalanced, (-20dB) |
[Outputs] | Line: 100Ω or less (Output impedance) 600Ω or more (Load impedance) 0 dBm (0VU) / 0.775V (Nominal output) Headphone: 8Ω (Load impedance) |
Total harmonic distortion rate: | 1% or less at 1kHz standard level |
Overall S / N: | 66dB or more for the maximum recording level (514 pWb / mm) 58dB or more for the standard recording level (200 pWb / mm) |
Accessories: | No. 10 reel x 1, No. 10 reel clamper x 2, No. 7 reel clamper x 2, rubber sheet for reel height adjustment x 2, head cleaning set x 1, pin code x 2, oil x 1, socket wrench For M3 |
Power supply: | AC 100V, 50 / 60Hz |
Power consumption: | 120W |
Dimensions (W x H x D): | 450 x 550 x 255mm |
Weight: | 28kg |
Year: | 1974 |
