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Features
* All-stage
Direct-coupled
Pure
Complementary
OCL
Circuit
gives
undistorted
amplification
with
sufficient
negative
feedback
from
direct
current
up
to
over
100kHz.
*
Regulated
plus-minus
dual
power
supply
system
and
differential
equalizer with class A operation to get wide
dynamic range and low distortion.
* Direct
phono
terminal-to-equalizer
circuit
connection
avoiding
shielded
wiring
in the high impedance
Phono
input
circuit
improves
high
frequency
sound
quality
giving clear and transparent highs.
Specifications
DIMENSIONS
* Impact Noise Killer to eliminate impact noise which may
damage the speakers when the power switch turns on and
off.
* High Cut Filter to eliminate tape hiss and record scratch
noise.
* Recording
&
Play-back
through
Microphone
Mixing
Circuit.
High:
4-3/4 (12.1em)
Width:
15-3/4(40.0cm)
Depth:
11-3/8 (28.9cm)
WEIGHT
Net: 14.5 Ibs. (6.6 kg)
Gross: 16.5 Ibs. (7.5 kg)
Transistor
:
31
Diode
2
7
Input Terminal
:
PHONO, TUNER, AUX,
TAPE PLAY, MIC
SPEAKER SYSTEM
1 &2
HEADPHONE
JACK
TAPE REC
TAPE
Output Terminal
DIN Terminal
Output Power
Music Power (IHF)
100W (50W + 50W) 42
80W (40W + 40W) 82
TOW (35W + 35W) 42
64W (32W + 32W) 82
Continuous Power
(one channel driven}
1kHz0.8%
Continuous Power
(both channel driven)
1kHz0.8%
Power
Band Width
Total Hamonic Distortion
(output power 22W)
Intermodulation Distortion
5OW (25W + 25W) 42
50W (25W + 25W) 82
10Hz~40kHz 82 IHF.
0.06% 1kHz
Max. 0.8% at rated
output power
Max. 0.1% (1W)
Damping Factor
Load Impedance
Frequency Response
Tone Control
Bass
Treble
Input Sensitivity
(input impedance)
Signal to Noise Ratio
Phono Over Load Level
Recording Output Level
Filter
Loudness Control
Volume at —30dB Position :
from Max.
~ Phono
Min. 50 (82, 1kHz)
4~ 162.
20Hz~ 30kHz +0.5dB
100Hz +10dB
10kHz +10dB
Phono
2.5mV (47k2)
Mic
5mV
(10k)
Tuner, Aux 165mV
(50ka )
Tape Play
165mvV (50k)
63dB (RMS)
Aux
80dB (RMS)
380mV (P-P)
135mV (RMS, 1kHz)
Tape Rec.
160mV
DIN
30mV
High 9kHz, -6dB/oct,
50Hz +11.5dB
1kHz +1.5dB
10kHz +4.5dB
POWE R SUPPLY
POWE R CONSUMPTION
JA-S310
No. 2355
"A" Type — 240V 50Hz
66W
:
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