Number of Transistors
Semiconductors present.
Semiconductors
Main principle
Audio-Amplification
Wave bands
- without
Details
Other Combination - see Notes
Power type and voltage
Alternating Current supply (AC) / 120; 220-230 Volt
Loudspeaker
- For headphones or amp.
Material
Metal case
from Radiomuseum.org
Model: Compact Disc Cassette Deck TXD-R11 - Sony Corporation; Tokyo
Shape
Book-shelf unit.
Dimensions (WHD)
430 x 125 x 280 mm / 16.9 x 4.9 x 11 inch
Notes
A stereo hi-fi Compact Disc Player / Cassette Tape deck. RCA phono sockets for Tape Input, Tape Output and CD Output and a jack for stereo phones with volume control.

Specification
Compact Disc Section
System Compact disc digital audio system
Laser (KSS-240A) Semiconductor laser
Wavelength 780 — 790 nm
Frequency response 2 Hz — 20 kHz (± 0.5 dB)
Signal-to-noise ratio More than 100 dB
Dynamic range More than 95 dB
Harmonic distortion Less than 0.007%
Channel separation More than 95 dB
Cassette Tape Section
Recording system 4-track 2-channel stereo
Bias AC bias
Head (x 1) Erasing F & F
Playback/Recording SD
Motors Capstan motor x 1 (DC servo motor)
Reel motor x 1 (DC motor)
Wow and flutter ±0.14% W. Peak (IEC)
0.08% W. RMS (NAB)
±0.19% W. Peak (DIN)
Fast-winding time (approx.) 90 sec. (with Sony C-60 cassette)
Frequency response
(Dolby NR off) Type I tape, Sony Type I (NORMAL): 30Hz-15kHz (±3dB)
Type II tape, Sony Type II (HIGH): 30Hz-17kHz (±3dB)
Type IV tape, Sony Type IV (METAL): 30Hz-18kHz (±3dB)
Signal-to-noise ratio
(at peak level, weighted,
and with Dolby NR off) Type I tape, Sony Type I (NORMAL): 53 dB
Type II tape, Sony Type II (HIGH): 57 dB
Type IV tape, Sony Type IV (METAL): 57 dB
S/N ratio improvement
Dolby NR on
Approximate values Dolby B: 5 dB at 1 kHz, 10 dB at 5 kHz
Dolby C: 15 dB at 500 Hz, 20 dB at 1 kHz
Harmonic distortion
Type 1 tape, Sony Type I
Type IV tape, Sony Type IV (NORMAL): 0.4% (160 nWb/m 315 Hz, 3rd H.D.)
(METAL): 1.8% (250 nWb/m 315 Hz, 3rd H.D.)
Inputs
TAPE IN
Phono jacks
Max. input sensitivity 0.16 V (input impedance: 47 kΩ)
Outputs
TAPE OUT (FIXED)
Phono jacks Max. output level: 0.5 V (at a load impedance of 47 kΩ)
Load impedance: Over 10 kΩ
CD OUT (FIXED)
Phono jacks Max. output level: 2 V (at a load impedance of 50 kΩ)
Load impedance: Over 10 kΩ
PHONES (VARIABLE)
Stereo phone jack Max. output level: 0 - 3 mW (at a load impedance of 32 Ω)
Versions/Power requirements
Canadian model / 120V AC 60Hz
AEP model / 220-230V AC 50/60Hz

Power consumption: 23 W

Net weight (2.2 lb = 1 kg)
4.5 kg / 9 lb 14.6 oz (9.912 lb)
Literature/Schematics (1)
- - Manufacturers Literature (Service manual TXD-R11 dated 1995.6)