原装日本 Accuphase金嗓子 E-405 合并功放 放大器

日本原產，金色九成新，Accuphase E-405 HI-FI音樂功放，聲音大氣，細節豐富，高音細膩甜美，是一代名機。8歐輸出功率170W*2聲道，全平衡設計。全新機當年售價4萬多元

对于大部分音响发烧友来说，Accuphase（金嗓子）在他们心目中已经可以称得上是日本Hi-End音响的代表品牌之一了。从Accuphase公司在1974年推出第一台合并式放大器E-202以来，它在放大器的领域中不断进取，并相继推出了E-210A、E-406、E-405、E-530、E-550等多款合并式放大器。这些产品均以光滑绵密的香槟金色面板、蓝色的“Accuphase”商标、金黄色功率表以及井然有序的内部架构令它们处处散发着高级音响的迷人气质，即使是以静态展示已经令人倍生好感，而它那种精致、工整、准确的声音又确实让人心动。

 Form Integrated stereo Integrated Amplifier
Continuation average output
(Bothchannel operation, 20Hz - 20kHz, 0.02% of distortion) 4ohm load: 250 W/ch
8ohm load: 170 W/ch
THD
(Both v operation, 0.25W - a continuation output, 20Hz - 20kHz) 0.02% (4-16-ohm load)
IM distortion 0.01%
Frequency response Main Amp Input: 20Hz-20000Hz+0 -0.2dB (at the time of an Output power)
0.5Hz-150000Hz+0 -3.0dB (at the time of 1W output)
High Level Input: 20Hz-20000Hz+0 -0.2dB (at the time of an Output power)
Low Level Input: 20Hz-20000Hz+0.2 -0.5dB (at the time of an Output power)

Dumping factor 150 (8-ohm load, 50Hz)
A rated input / input impedance Input sensitivity Impedance
At the time of an Output power EIA (at the time of 1W output)
AD Input(MC): 0.14mV 0.011mV 100ohms
AD Input(MM): 4.38mV 0.335mV 47kohm
High Level Input: 143mV 10.8mV 20kohm
Balanced Input: 143mV 10.8mV 40kohm
Main Amp(unbal): 1.47V 110mV 20kohm
Main Input(bal): 1.47V 110mV 40kohm

The disc maximum input (1kHz, 0.005% of distortion) MM input: 300mVrms (Rec Out)
MC input: 9.5mVrms (Rec Out)
An Output power/Output load impedance Pre Output: 1.47V/200 ohm
Tape Rec Output: 143mV/200 ohms (AD)
Headphones: 0.36V, conformity impedance 4-100ohm
Gain Main Input -> Output: 28dB
High Level Input -> Pre Output: 20dB
AD Input (MM) -> Tape Rec Output: 30dB
AD Input (MC) -> Tape Rec Output: 60dB
S/N, input conversion noise Input short-circuit and A-compensation EIA S/N
At the time of a rated input S/N Input conversion noise
Main Amp Input: 124dB -121dBV 102dB
High Level Input: 110dB -127dBV 83dB
Balanced Input: 98dB -115dBV 83dB
AD Input(MM): 89dB -137dBV 80dB
AD Input(MC): 74dB -150dBV 78dB

Tone control Low-pitched sound: Turnover frequency 300Hz, ±10dB (50Hz)
Loud sound: Turnover frequency 3kHz, ±10dB (20kHz)
Loudness Compensation (Volume-30dB) +6dB(100Hz)
Subsonic Filter 17Hz, -12 dB/oct
Attenuator -20dB
Power meter Logarithm compression type peak level display
dB scale and the output Direct reading at the time of 8-ohm load
Load impedance 4-16ohm
The semiconductor used Transistor: 85 pieces
FET: 22 pieces
IC: 30 pieces
Diode: 65 pieces
Power source 100V/117V/220V/240V, 50Hz/60Hz
Power consumption At the time of no inputting: 90W
Electrical Appliance and Material Control Law: 390W
At the time of an 8ohm load Output power: 620W
Dimensions the width 475x height 180(piece -- it includeds) x depth of 375mm
Weight 25kg