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17
K615S-21 17-19
Specifications
Recording system 4-track 2-channel stereo
Fast winding time Approx. 90 sec. (with Sony C-60
cassette)
Bias AC bias
Heads Erasing head × 1 (F&F head)
Recording head × 1 (SD head)
Playback head × 1 (SD head)
Motors Capstan motor × 1 (DC servo motor)
Reel motor × 1 (DC motor)
Signal-to-noise ratio (at peak level and weighted)
General
Power requirements Model for U.S.A.:
120 V AC, 60 Hz
Model for the United Kingdom and
Australia:
240 V AC, 50 Hz
Power consumption 23 W
Dimensions Approx. 430 × 123 × 310 mm (w/h/d)
(17 × 4
7
/8 × 12
1
/4 inches)
including projecting parts and
controls
Mass Approx. 4.3 kg (9 lbs 8 oz)
Supplied accessories
Audio connecting cords (2)
Optional accessory
Wireless remote commander RM-J701
Design and specifications are subject to change without
notice.
Cassette
(Dolby NR off)
Type IV Type II Type I
61 dB 59 dB
57 dB
S/N ratio improvement (approximate values)
With Dolby B NR on : 5 dB at 1 kHz; 10 dB at 5 kHz
With Dolby C NR on : 15 dB at 500 Hz; 20 dB at 1 kHz
With Dolby S NR on : 10 dB at 100 Hz; 24 dB at 1 kHz
Harmonic distortion 0.4% (with Type I, 160 nWb/m,
315 Hz, 3rd H.D.)
1.5% (with Type IV, 250 nWb/m,
315 Hz, 3rd H.D.)
Frequency response (Dolby NR off)
Type II cassette
20 - 20,000 Hz (±3 dB, IEC)
20 - 16,000 Hz [±3 dB (−4dB
recording)]
20 - 18,000 Hz (±3 dB, IEC)
Type I cassette
20 - 17,000 Hz (±3 dB, IEC)
Type IV : Sony Type IV (METAL)
Type II : Sony Type II (HIGH)
Type I : Sony Type I (NORMAL)
Wow and flutter ±0.065% W.Peak (IEC)
0.045% W.RMS (NAB)
±0.12% W.Peak (DIN)
Inputs
Line inputs
(phono jacks)
47 k ohms
Sensitivity
0.16 V
Input impedance
Outputs
Headphones
(stereo phone jack)
Output level
1 mW at a load
impedance of
32 ohms
Load
impedance
0.5 V at a load
impedance of
47 k ohms
Rated output
level
Line outputs
(phono jacks)
Over 10 k ohms
Type IV cassette