接口介绍
A20h
旋钮
红外接收窗
显示屏
平衡输入
平衡耳机插座
6.35mm
耳机插座
4.4mm
RCA
输入
电源输入（
DC 15V
）
5
6
7
1
2
3
4
HIGH RESOLUTION HEA DPHONE A MPLIFIER
15V
I NPUT
L
R
OUTPUT
9
8
注
:
1.
连接耳机前请调小音量
,
以免音量过大损坏耳机
;
2.
根据健康专家的建议
请勿长时间聆听耳机以免影响听力。
Page 1: ...A20h...
Page 2: ...A20h 7 1 2 3 4 QC 5 6...
Page 3: ...A20h PLFC 0 00008 1 3uV APX555B 256 16 4W 32 2W 20Hz 500kHz DC...
Page 4: ...20dB 0 0001 20 20kHz 32 1dB THD 125dB 0 00006 47k 0 20Hz 500kHz 3dB DC15V EN60065 30 W 0 1W 100 62 195mm WxHxD 0 75kg UNBAL IN BAL OUT BAL IN BAL OUT UNBAL IN UNBAL OUT BAL IN UNBAL OUT 0dB GAIN L 6dB...
Page 5: ...1 2 7 AAA 2 A20h B A20h A20h...
Page 6: ...A20h 6 35mm 4 4mm RCA DC 15V 5 6 7 1 2 3 4 HIGH RESOLUTION HEADPHONE AMPLIFIER A20h 15V INPUT L R L R OUTPUT 4 1 2 3 7 6 5 9 8 8 9 1 2...
Page 7: ...A20h In1 XLR In2 RCA 1 2 3 1 2 3...
Page 8: ...Shenzhen DaHao Technology Co Ltd USER MANUAL A20h...
Page 9: ...air warranty does not affect the secondary sales afterthey can return Faulty for free with in one year warranty normal use 2 Date of purchase is in accordance with invoice date or receipt date issued...
Page 10: ...s not affected by temperature High quality relays and popless sound design High precision low noise 256 level relay volume control In order to make the volume more linear in actual use the extra level...
Page 11: ...06 Input Impedance 47k Output Impedance Near 0 Frequency Response 20Hz 500kHz 3dB Gain General Section Power supply voltage DC15V Power consumption EN60065 30 W Power consumption in standby mode 0 1W...
Page 12: ...eiver on the unit is exposed to direct sunlight or bright light If this occurs try moving the unit Beware that use of this remote control could cause the unin tentional operation of other devices that...
Page 13: ...ced headphone jack 6 35mm headphone jack 4 4mm headphone jack RCA input Power Supply DC15V 5 6 7 1 2 3 4 8 9 Note Please turn down the volume before connecting the headphones to avoid excessive volume...
Page 14: ...Setting Introduction A20h Gain control Low gain High gain 1 High gain 2 Brightness Brightness 1 Brightness 2 Brightness 3 Input In1 Balanced line in In2 Unbalanced line in...
