Японский усилитель мощности Accuphase P-500. Год выпуска аппарата 1985. Стоимость на момент производства составляла 510,000 ¥
Спецификация:
Model : Stereo power amplifier
Continuous average output
(20 Hz to 20 kHz,
Distortion rate 0.02%) At the time of stereo specification:
(Both channel operation) 500 W / ch (2 Ω)
420 W / ch (4 Ω)
250 W / ch (8 Ω)
125 W / ch (16 Ω)
Mono specification time:
(Bridge connection) 1000 W (4 Ω)
840 W (8 Ω)
500 W (16 Ω)
Total harmonic distortion ratio At the time of stereo specification:
(Both channel operation) 0.02% (2 Ω)
0.01% (4 Ω to 16 Ω)
Mono specification time:
(Bridge connection) 0.02% (4 Ω)
0.01% (8 Ω to 16 Ω)
IM distortion ratio (SMPTE-IF) 0.003%
Frequency characteristic Continuous average output: 20 Hz to 20 kHz + 0 - 0.2 dB (level control maximum)
1 W output: 0.5 Hz to 300 kHz +0 - 3.0 dB (level control maximum)
0.5 Hz to 100 kHz + 0 -3.0 dB (level control - 6 dB)
Gain (gain) 28.0 dB (stereo / mono)
Load impedance For stereo specification: 2 Ω to 16 Ω
When monaural specification (bridge connection): 4 Ω to 16 Ω
Dumping factor
(50 Hz) Stereo specification time: 500
Mono specification (bridge connection): 250
Input sensitivity (8 Ω) At the time of stereo specification: 1.78 V (continuous average output)
0.12 V (at 1 W output)
Mono specification time:
(Bridge connection) 3.26 V (continuous average output)
0.12 V (at 1 W output)
Input impedance 20 kΩ unbalance
40 kΩ equilibrium
S / N (A correction,
Stereo · Mono) 120 dB (input short circuit, continuous average output)
100 dB (input 1 kΩ, 1 W output)
Subsonic Filter 10 Hz, -18 dB / oct
Output meter Logarithmic compression type
-60 dB to +3 dB and output direct reading scale
Used semiconductor Transistor: 82 pieces
FET: 10 pieces
IC: 8 pieces
Diode: 79 pieces
Power supply AC 100 V / 117 V / 220 V / 240 V, 50 Hz / 60 Hz
power consumption 115 W (no input)
840 W (Electrical Appliance and Material Control Law)
850 W (at 8 Ω load rated output)
External dimensions Width 481 × height 218 (including legs) × depth 445 mm
weight 33.5 kg
Аппарат привозился с аукциона yahoo моему хорошему знакомому, Олегу. Он любезно предоставил аппарат для видео обзора.
В ролике звучит:
фоновая музыка Suduaya - Floating, Suduaya & By The Rain - Silent Awareness.
через усилитель: Tsuyoshi Yamamoto Trio - Misty
8 мар 2018
