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SERVICE MANUAL
:
-
—_
AEP Model
STR-AV220A4320RA
UK Model
STR-AV320R
West Germany Model
STR-AV220,7320R
TES.
é
it
eyetecilan'
Photo : STR-AV320
SPECIFICATIONS
Amplifier section
Outputs
Continuous RMS power output
STR-AV220/7 AV220A :
REC OUT, VIDEO (AUDIO)
Voltage 150 mV
25 W + 25 W (4/8 ohms, at 40 Hz — 20 kHz
less than 0.8% total harmonic distortion)
STR-AV320R(WG)
/ AV320RA
:
40 W + 40 W (4/8 ohms, at 40 Hz — 20 kHz
less than 0.8% total harmonic distortion)
STR-AV320R (UK) : 50W+50W
(4/8 ohms, at 40Hz— 20kHz
less than 0.8% total
harmonic distortion)
Impedance 10 kilohms
Accepts speakers of
4-16 ohms
Accepts low and high
impedance headphones
OUT
SPEAKER A, B
HEADPHONES
Tone controls
BASS: +10 dB at 100 Hz
TREBLE: +10 dB at 10 kHz
Power output
IEC/ DIN:
STRAV220/AV220A
30 W + 30 W (4 ohms at 1 kHz 0.7%)
STR-AV320R (WG) //AV320RA
Meee
vow
50 W + 50 W (4 ohms at 1 kHz 0.7%)
.
STR-AV320R
(UK)
55W+55W
(8 ohms
at 1kHz
0.7%)
Tuner section
Harmonic distortion
Less than 0.8% at rated output
AM tuner section
FM tuner section
Tuning range
87.5 — 108 MHz
531 - 1,602 kHz
Frequency response
PHONO: RIAA equalization curve +0.5 dB
CD
.
Antenna
75 ohms, unbalanced
| External antenna
VIDEO
| 40 Hz — 50 kHz *°dB
terminals
terminal
TAPE
Sensitivity at
18.3 dBf, 4.5 nV
Inputs
50 dB quieting
(mono)
- | 38.3 dBf, 45 wV
S/N (weighting network,
input level)
74 dB
72 dB* (A, 2.5 mV)
(stereo)
11.2 dBf, 2 uV (IHF)
Loop antenna:
500 «V (at 1,000 kHz)
[sera
| peace
PHONO
50 kilohms
CD
VIDEO
150 mV
50 kilohms
TAPE
Usable
sensitivity
— Continued on page 2 —
95 dB
80 dB* (A, 150 mV)
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