Denon DR M4 Owners Manual
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Extracted text from Denon DR M4 Owners Manual (Ocr-read)
Page 1
DENON
OPERATING INSTRUCTIONS
STEREO CASSETTE TAPE DECK
DR-M4
NIPPON COLUMBIA CO., LTD.
Page 2
SPECIFICATIONS
0 Type ....................
O Heads ....................
- Motors ...................
O Tape Speed ..............
O Fast forward, rewind time.
O Recording bias ............
O Overall S/N ratio ..........
(at 396 THD level)
O Overall frequency response.
O Channel separation ........
O Crosstalk ..................
O Wow & flutter ...........
- Inputs
microphone .............
line .....................
O Outputs
line .....................
headphone ..............
0 Accessories . . .» ............
O Power supply .............
O Power consumption .......
O Dimensions ................
O Weight ....................
Vertical tape loading 4-track 2-channel stereo cassette tape deck
SF Recording/Playback combination head X 1
Erase head (Ferrite) X 1
FG Servo Direct Drive motor (for capstan) x 1
DC motor (for reel winding) X 1
4.8 cm/sec.
Approx. 90 sec. with a 0-60 cassette
Approx. 105 KHz
Dolby C NR on more than 73 dB (CCIR/ARM)
20~23.000 Hz (at -20 d8 METAL tape)
30~20,000 Hz [at -20 dB Cr02 tape)
30~19,000 HZ (at -20 dB LH tape)
more than 40 dB (at 1 KHz)
more than 65 dB (at 1 KHz)
less than 0.027% w.rms
0.35 mV (-67 dB) input level at maximum
Input impedance: 10 Kohm unbalanced
77.5 mV (-20 dB) input level at maximum
Input impedance: 50 Kohm unbalanced
775 mV (OdB) output level at maximum (with 10 Kohm load,
recorded ievel of 200 pwb/mm)
1.2 mW output ievel at maximum (optimum load impedance Sohm
~2 Kohm)
parallel pin cor'd X 2
50 H2160 Hz compatible
22W
434 (W) x 115 (H) X 286(0)
464 (W) x 115 (H) x 286 (D) for US model Only
6 kg
65 kg for US model only
.Above specifications and design styling are subject to change for improvement.
.Dolby and the symbol ware the registered trademarks of Dolby Laboratories Licensing
Corporation. The Dolby Noise reduction system is licensed by Dolby Laboratories Licensing
Corporation.
Best results will be obtained with use of DEMON Dx
Series cassette tapes.