This small amplifier is constructed around the TDA2003 IC, capable of delivering 4Wrms at 4ohms. The IC is completely thermally and short-circuit protected. A conventional direct current can be connected as supply.
Features:

1. also available in kit version: WSAH4001

Specifications:

1. music power output: 7W / 4ohm
2. output: 3.5Wrms / 4ohm or 2Wrms / 8ohm
3. total harmonic distortion: 0.05% (1W / 1kHz)
4. frequency response: 20Hz to 20kHz (-3dB)
5. signal-to-noise ratio: 86dB (A weighted)
6. input sensitivity: 40mV / 150Kohm
7. overload and short-circuit protected
8. supply voltage: 15Vdc (8 to 18Vdc possible) / 0.5A
9. dimensions: 55 x 35mm (2.2" x 1.4")
10. recommended transformer: 1150080M
11. recommended adapter: PS1208

usermanual_vm114.pdf

module_diy_kit_guide.pdf