SONY , Sound() Sonic() - SONY. SONY 1945 ., Tokyo Tsushin Kenkyujo. , . 1946 . . , . . : , , , , . - .

. -, , "" . , .

1950 . C-type A-type. RCA , . 1954 . 214 123. 1957 ., " ", . - TV-301, 23 , 50 . 15 1968 . Trinitron.

Trinitron, SONY . , Ampex. SONY . 1970 . SONY, Matsushita, JVC . SONY, 1971 . U-matic VP-1100 VO-1700. SONY JVC : Video-8 VHS Compact. Video-8 (Hi8) (S-VHS-C).

1997 . SONY F.D.Trinitron (Flat Display - ). , , FD Trinitron WEGA (KV-29FX11). F.D.Trinitron : , , .

1998 . SONY AIWA, FUJITSU, KEHWOOD, PIONEER, SANYO SHARP MEMORY STICK, . 4,8,16,32,64 128 .

    



Sony ICF-6800 W
   


: 1981


SPECIFICATIONS
FM tuner section
Tuning range FM 87.5-108 MHz (3.43-2.78m)
MW 530-1605kHz (566-187m)
SW 1.6-30 MHz (187.5- 10 m)
Antenna terminals 300 ohm balanced
75 ohm unbalanced
Intermediate frequency 10.7 MHz
Sensitivity at 50 dB
quieting 3.5mV (MONO) 45 mV (STEREO)
Sensitivity at 46 dB quieting (at 40 kHz deviation)
4.0mV (MONO)
50mV (STEREO)
Usable sensitivity IHF1.8mV
1.6 mV, S/N = 26dB (40 kHz deviation)
Signal-to-noise ratio 75 dB (MONO)
70dB (STEREO)
Harmonic distortion at 100 Hz0.15% (MONO) 0.3% (STEREO)
at 1 kHz 0.15% (MONO) 0.3% (STEREO)
at 10 kHz 0.2% (MONO) 0.5% (STEREO)
IM distortion 0.15% (MONO) 0.3% (STEREO)
Separation 35 dB at 100 Hz
45 dB at 1kHz
35 dB at 10 kHz
Frequency response 40 Hz-12.5kHz +0.5-1 dB
30Hz-15kHz+0.5 -2dB
Selectivity 60 dB (400 kHz)
40dB (300kHz, S/N = 26dB, 40kHzdeviation)
Capture ratio 1.0 dB
AM suppression ratio 54 dB
Image response ratio 45 dB
IF response ratio 90 dB
Spurious response ratio 75dB RF intermodulation 60 dB
Muting threshold Approx. 5mV


Attached antenna wire 1 bar antenna,
External antenna terminal
Intermediatefrequency 468 kHz
Usable 30/
μV, 100μV, 500μV/m, built-
external external in antenna
sensitivity antenna antenna (250 kHz)
(10MHz) (1,000kHz) 100mV, external antenna (250 kHz)
Signal-to- 52dB(5mV) 52dB(5mV) 52dB(50mV/m)
| noise ratio
Harmonic 0.3% (5 mV, 0.3% (5 mV, 0.3%(50mV/m,
distortion 400Hz) 400Hz) 400Hz)
Selectivity 28 dB (9 kHz) 28 dB (9 kHz) 28 dB (9 kHz)
30 dB (10 kHz) 30 dB (10 kHz) 30 dB (10 kHz)
Amplifier section
Power output max 1000 mW
Power bandwidth (IHF)
10Hz-40kHz
Damping factor 30 at 1 kHz, 8 ohms
Harmonic distortion Less than 0.3% at rated output, 8 ohms
Less than 0.7% at rated output, 4 ohms
Less than 0.1% at 1 W output Intermodulation (IM) distortion (60 Hz : 7kHz = 4 :1)
Less than 0.3% at rated output
Less than 0.1% at 1 W output Residual noise Less than 0.08 mW (at 8 ohms)
Inputs
Sensitivity Impedance S/N Weighting network
PHONO 2.5 mV 50 k ohms !80dB A
TAPE 1
150 mV 100 k ohms 95 dB A
Measured with rated output power into 8-ohm loads (both channels driven simultaneously) at 1kHz
Outputs (with rated input)
Voltage Impedance
REC OUT 1
150 mV 10 k ohms
REC OUT 2
HEADPHONES Accepts all low or high impedance head-
phones.
SPEAKER 10 cm dia
Frequency response PHONO
RIAA equalization curve ±0.5dB TAPE 10Hz-50kHz +1-3dB
Tone controls BASS 9dB at 100 Hz
TREBLE 7dB at 10kHz
High filter 6dB/oct. above 7.5 kHz
Loudness control (att. 30dB)
+ 8dB at 100 Hz + 3dB at 10kHz
General
System Superheterodyne FM/AM tuner
Direct coupled complementary symmetry power amplifier circuit (SEPP OTL)
Power requirements 110,120,220,240V ac (120 or 240V ac, adjustable by authorized Sony personnel), 50\60 Hz
DC 9V Size D X 6 BATT

Power consumption 7 W
Dimensions Approx. 453 x184 x227 mm (w/h/d)

Weight Approx. 5.9 kg

Design and specifications subject to change without notice.

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