|
1# 发烧 5 L8 V- b5 n& `8 D3 t S; M& r1 F5 j
技术指标
4 k- c+ g: t( n4 M+ @; P* [" y, y9 n" W. g3 q/ G
EF-997 z" p, S$ Y7 b$ n5 i
Headphone amplifier & Preamplifier
' U, t, {$ M8 O% ] [1 E
7 L4 [4 D/ E3 ^ FREQUENCY RESPONSE: 20-30KHz¡À0.5dB
7 S- R8 w9 K8 J2 F& X! j! dDISTORTION: 0.05% ( o0 f }+ U4 Q4 ` P
OUTPUT POWER: 1W x 2" J4 b) |- d# H. l" i7 j6 N5 }$ t
INPUT: LINE1,LINE2,AUX,USB DAC$ k. ?3 z+ {6 ^- b; X
OUTPUT IMPEDANCE: 32 ohm,120 ohm,300ohm
2 \. M' H/ e$ ~) V; ^INPUT IMPEDANCE: 100K ohm
* x$ ^! w4 Z5 l: }3 N* TSIGNAL TO NOISE RATIO: 93dB
2 G1 s+ ~6 z' o1 |: kSIZE: L180 x W240 x H150
3 I: `6 n- b% _# \0 zWEIGHT: 5 KGs
4 p" w/ z7 n; E3 V0 jTUBES: 12AX7x1, 6N2x1, 6N1 x 1, e) g8 I b$ P. \8 u
Power Voltage: 115V/230V
, i; T' @' j7 I0 a* @1 }>High quality headphone amplifiers, k( w# _# U1 {. O2 ]
>High quality preamp! W Q# j' u, X2 a8 r- _5 U% H
>High pure power' T1 Z3 [: ^# N
>USB DAC
& W# l/ D: u* v4 P0 l6 r' u; }>Classic appearance |