1# 发烧 # @1 d4 \9 \' ~/ d
技术指标* j5 @. W0 I K2 d. }4 I% H
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EF-99
$ I/ H( K5 n+ L0 L4 B' FHeadphone amplifier & Preamplifier5 a; Y2 m6 d5 I! N& e
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FREQUENCY RESPONSE: 20-30KHz¡À0.5dB/ }) P; @1 z$ r; ]; U# Z
DISTORTION: 0.05%
/ r; o) t" I# y) g* zOUTPUT POWER: 1W x 2& u. k# _& G2 R' _5 o- C6 w' E
INPUT: LINE1,LINE2,AUX,USB DAC' I# s. [& F$ K- p/ Q
OUTPUT IMPEDANCE: 32 ohm,120 ohm,300ohm
m$ b" Q# M! _* T9 O3 s, ]INPUT IMPEDANCE: 100K ohm
6 z m( `5 _( A0 B7 V6 y% m+ USIGNAL TO NOISE RATIO: 93dB 9 t1 {0 ]8 j7 R7 {7 T
SIZE: L180 x W240 x H150
( G1 m9 d, ], C& K* w" A" sWEIGHT: 5 KGs
+ f# I0 ^2 ~- R5 c; y, C( JTUBES: 12AX7x1, 6N2x1, 6N1 x 1+ B* J0 e. B! Y' n; ^9 N0 I
Power Voltage: 115V/230V ) e. C* {' y) u) ~+ l8 H# A3 N3 D
>High quality headphone amplifiers
6 W7 H# b6 p. z, j% z4 i>High quality preamp4 [$ G& M$ z% `* m; A
>High pure power
5 o' m4 c, j! X* ~$ s; {>USB DAC
* L8 ^: k' {6 }4 Q- v- |>Classic appearance |