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1# 发烧
: Z6 y( M, e: C. N0 o6 U技术指标3 I8 z8 t8 q; | W P
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EF-99
: H$ V/ B+ I- ~$ f! ~Headphone amplifier & Preamplifier0 @* C. V" ]3 B1 p- h% O
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FREQUENCY RESPONSE: 20-30KHz¡À0.5dB0 i8 U1 T4 ~; x* k5 H L
DISTORTION: 0.05%
( o4 t% R8 K$ J( L4 _6 {" U/ F7 wOUTPUT POWER: 1W x 2) N# f+ n w7 f F& U3 Y1 J
INPUT: LINE1,LINE2,AUX,USB DAC
8 P+ U% i; \8 ?, [7 M/ \$ h1 [OUTPUT IMPEDANCE: 32 ohm,120 ohm,300ohm
* M, g$ }! k+ B6 |INPUT IMPEDANCE: 100K ohm 6 u0 I! i1 s; z1 F" ?/ Q; _4 {
SIGNAL TO NOISE RATIO: 93dB
6 q2 z2 s; c$ P6 f. [SIZE: L180 x W240 x H150 ; j& ]) q: p* r! y8 X
WEIGHT: 5 KGs
9 v0 R# }5 y, x2 d8 q9 rTUBES: 12AX7x1, 6N2x1, 6N1 x 1' |- E2 S- y4 U# B
Power Voltage: 115V/230V
; i( ?) I& f, E. P2 `. P>High quality headphone amplifiers& L( q# C2 }5 x! X: D* D, j/ Y
>High quality preamp v& Y8 T# h1 y5 }- R% V: y
>High pure power
# |$ i& l# T. u' x7 y>USB DAC& B- {7 r" y" m9 t
>Classic appearance |