Technics SU-A80 Service Manual

ORDER NO. HAD8606586A4
Stereo DC Control Amplifier
SU-A80
Color
(K)... Black Type
(K) | [PA]....Far East PX.
(K) | [PE]....European Military.
Please use this manual together with the service manual for Model No. SU-A6MK2, Order No. HAD84062824C2.
SPECIFICATIONS
(IHF °78)
@ AUDIO SECTION
Frequency response
PHONO MM 20 Hz~20 kHz
RIAA standard curve +0.2 dB
20 Hz~100 kHz
RIAA standard curve +0.5 dB
TUNER, CD, VIDEO/AUX 1, TV/AUX 2,
TAPE 1/EXT, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR 20 Hz~20 kHz, +0 dB, —0.1 dB
0.5 Hz~200 kHz, +0 dB, -3 dB
Total harmonic distortion (20 Hz~20 kHz)
PHONO MM 0.002%
(0.5V output at vol. -30 dB)
0.002%
(3V output at vol. max.)
PHONO MC 0.015%
(0.5V output at vol. -30 dB)
0.003%
(3V output at vol. max.)
TUNER, CD, VIDEO/AUX 1, TV/AUX 2,
TAPE 1/EXT, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR 0.002%
(0.5V output at vol. —30 dB)
0.002%
(3V output at vol. max.)
Input sensitivity
PHONO MM 0.63 mV (2.5 mV, IHF '66)
MC 25 uV (100 pV, IHF '66)
TUNER, CD, VIDEO/AUX 1, TV/AUX 2,
TAPE 1/EXT, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR 36 mV (150 mV, IHF '66)
S/N (IHF, A)
PHONO MM 80 dB (90 dB, IHF '66)
MC 77 dB (75 dB, IHF 66)
TUNER, CD, VIDEO/AUX 1, TV/AUX 2,
TAPE 1/EXT, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR 97 dB (106 dB, IHF '66)
Technics
Matsushita Electric Trading Co., Ltd.
P.O. Box 288, Central Osaka Japan
Maximum input voltage
PHONO MM 150 mV (160 mV, 1 kHz)
Input impedance
PHONO MM 47 kilohms
MC 220 ohms
TUNER, CD, VIDEO/AUX 1, TV/AUX 2,
TAPE 1/EXT, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR 47 kilohms
Output voltage
PRE OUT rated 2V
max. 8V
TAPE 1/EXT, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR (REC OUT) 150 mV
Output impedance
TAPE 1/EXT, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR (REC OUT) 600 ohms
PRE OUT 2 ohms
Turnover frequency
BASS 500 Hz
SUPER BASS (12 dB/oct.) 78 Hz; 150. Hz
TREBLE 2 kHz
SUPER TREBLE 8 kHz
SUBSONIC FILTER (—12 dB/oct) 20 Hz
Shelving tone
BASS (50 Hz) —5 dB~+5 dB
SUPER BASS (30 Hz) 0 dB~+10 dB
TREBLE (20 kHz) —5 dB~+5 dB
SUPER TREBLE (50 kHz) —10 dB~+10 dB
Muting —20 dB
H VIDEO SECTION
(VIDEO/AUX 1, TV/AUX 2, TAPE 2/VTR, TAPE 3/DA TAPE
/DA PROCESSOR)
Output voltage (at 1V input, 75 ohms unbalanced) 1+0.1Vp-p
Maximum input voltage 1.5Vp-p
Input/output impedance 75 ohms unbalanced
Panasonic Tokyo Office
Matsushita Electric Trading Co., Ltd.
6th Floor, World Trade Center Bldg.,
No. 4-1, Hamamatsu-cho 2-Chome, Minato-ku,
Tokyo 105, Japan