Hitachi HA 5700 Service Manual

Page 1

HA-5700

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No. 183

SPECIFICATIONS

POWER output
(Both channels driven)

Power bandwidth

Frequency characteristics
TUNER, TAPE 1,2
PHONO

Harmonic distortion (8 ohms)
(at rated output)
Iat 1/2 rated output)

lntermodulation distortion
(at 1/2 rated output)

Input sensitivity/Impedance
PHONO

TUNER, AUX
TAPE PLAY 1, 2

Output level
TAPE REC OUT 1, 2

Phonooverload level Iatl kHz,TiH.D.D,01%)

SignaHo-noise ratio (IHF, A network)
PHONO
TUNER, AUX, TAPE 1, 2

Damping factor

Bass control

Treble control

Loudness control

Subsonic filter
Semi-conductors

Power supply
Power consumption

Dimensions
Weight

*Measured pursuant to the Federal Trade
Commissions Trade Regulation Rule on
Power Output Claims for Amplifiers.

50 watts* per channel, min. RMS,
at 8 ohms from 20 Hz to 20 kHz,
with no more than 0.02% total
harmonic distortion.

so W/ch + so W/ch (3 ohms, 1 kHz, T.H.Dl
0.02%)

40 chh + 40 W/ch (4 ohms,l kHz. T.H.D.
002%)

5 Hz , 40 kHz

10 Hz - 100 kHz («Li-4.5 dB)
RIAA 10.3118

Less than 0.02%
Less than 0.02%

Less than 0.03%

MM 25 mV (47 k-ohms)

MC 0.25 mV (100 ohms)

150 mVl47 kohms

15D mV/47 k-ohms [TAPE PLAY 1 (DIN):
150 mV/47 kohms (except for USA) 81
CANADA

150 mV [TAPE RECI (DIN): 40 mV/
70 k-ohms (except for U.S.A. 84 CANADA
250 mV

80 d8 (MM) 60 (15 (MC)

100 dB

50 (1 kHz, 8 ohms)

t8 dB (100 Hz)

:8 dB (10 kHz)

+6 dB (100 Hz)

+3 dB (10 kHz)

15 Hz (-6 dB/oct)

7 I65, 17 transistors, 4 FETs and 66 diodes
(28 LEDs)

AC12O V 60 Hz, ~220 VSO/SO HZ, ~240 V
50/60 Hz or ~120 V/220 V/240 V50/60 Hz
300 VA, 230 W (at 1/3 rated output)

430 W lat rated output)

435 (W) x 110 (H) x380 in) mm

10.8 kg

Specifications and designs may be changed without notice for Improvement.

FFEATURES

1. 3vsta9e direct-coupling power
amplifier with minimal phase
fluctuations

2. Equalizer and tone amplifiers
using newly developed high-
performance l6:

3. MC position for direct con-
nection of MC cartridge

4. LED peak power indicator with

a superior following performance

. Powerful power supply circuit

. LED program source indicators

7. High-reliability pretection circuit
rY

601

8. Deluxe design

STEREO AMPLIFIER

July 1979