Усилитель мощности YAMAHA A-5

Год выпуска аппарата 1979. Каталожная стоимость составляла 45,000Yen.

СПЕЦИФИКАЦИЯ

Rated output 40W+40W(20Hz~20kHz、8Ω、0.02%)
Power bandwidth 10Hz~70kHz(20W、8Ω、0.05%)
Dumping factor 50Above(1kHz、8Ω)
Input sensitivity / impedance Phono MM:2.5mV/47kΩ(220pF)
Phono MC:250μV/100Ω
Tuner、TV、AUX、Tape:150mV/47kΩ
Maximum permissible input Phono MM:200mV(1kHz、0.005%)
Phono MC:20mV(1kHz、0.05%)
Output voltage / impedance Rec Out 1、2:150mV/600Ω(12V)
Frequency characteristic Phono MM→Rec Out:20Hz~20kHz、±0.2dB
Phono MC→Rec Out:30Hz~20kHz、±0.5dB
Tuner→SP Out:4Hz~100kHz、+0 -2dB
All harmonics (20Hz~20kHz) Phono MM→Rec Out:0.005%(3V)
Phono MC→Rec Out:0.05%(3V)
Tuner→SP Out:0.007%(20W、8Ω)
Phono→SP Out:0.01%(20W、Volume-30dB)
All harmonics(1kHz) Phono MM→Rec Out:0.003%(3V)
Phono MC→Rec Out:0.005%(3V)
Signal to noise ratio (IHF-A network) Phono MM:86dB
Phono MC:70dB
Tuner、TV、AUX、Tape:104dB
Remains noise(Volume Min、IHF-A) 120μV
N. D.C.R (distorted 0.1% Phono→SP Out:10mW~40W(Volume -20dB、1kHz)
Tone control characteristic
Turnover frequency Bass:500Hz
Treble:3kHz
The maximum variable width Bass:±10dB(120Hz)
Treble:±10dB(20kHz)
SABUSONIKKU filter
15Hz、12dB/oct
RAUDONESU characteristic(Volume -30dB) 70Hz:+9dB
1kHz:+2dB
10kHz:+7dB
Channel SEPARESHON Tuner→SP Out:65dB(1kHz、5.1kΩ)
A headphone output / impedance 8ΩAt the time of a load rated output:50mW(220Ω)
Service wall socket interlocking x2 -- un--- interlocking x1
Power supply AC100V、50Hz/60Hz
Power consumption 115W
Outside size 435×112×338mm
Weight 7.8kg