A. Introduction
HD-276K are digital power amplifier module and with switching power supply design.
Advantages as bellows:
* Class-D and switching power Design for high efficiency, high stability & lighter weight.
* Output power : 20W~50W x 2CH (4ohm or 8ohm)
* Easy for application
B. Application
1. Active speakers
2. Musical instruments amplifiers
3. Combo Amplifier
4. Powered professional speakers
5. Monitor speaker
C. Features
1. Universal AC Input voltage: 90V ~ 260V
2. Short circuit protection
3. Over-current protection
4. Thermal protection
5. RoHS compliant
D. Specification
1. Output power ref. to1%……………………... 20W~50W / 8ohm(or 4ohm) x2CH
2. S/N Ratio @ rated power …………………………………… > 100 dB/ A-Weighted
3. THD @ -3dB rated power ………………………………………..…...……... < 0.1%
4. Input sensitivity …………………………………………..……………………... 1 Volt
5. Input Impedance ……………………..………………………………...……... 22KΩ
6. Frequency response 20Hz ~ 20K Hz ……………………...…………….. +/- 1.5dB
7. Crosstalk @1KHz..........................................................................................80dB
8. Dimension: 105(L) x 85(W) x 41(H) mm
