Mini Digital Amplifier Board Bluetooth Kit
Ready to Build
Product Code: MOD0540KB
A complete amplifier kit ready to assemble - batteries not included
All you need to make an I Phone, Smart Phone amplified speaker set (bluetooth required)
Design your own original housing for a unique project
Includes
1 X MOD0540 Amp module
2 x SP1005 Speakers
1 x BH0062 Switched battery Holder
Dual channel digital amplifier board, dual channel design. This amplifier board can be powered by USB or batteries. Equipped with built-in high-gain buffer amplifier and short circuit protection on this amplifier board.
Please note this kit requires minimal soldering and batteries excluded
Description:
- Built-in high-gain buffer amplifier, built-in short circuit protection
- Powered by 1 x lithium battery or 4 x 1.2V batteries, 3 x 1.5V batteries or USB power
- 5V voltage regulator circuit is required if powered by a transformer
- Power: 3.6-5.5V DC
- Output Power: 3W+3W (4ohms)
- SNR: 90dB
- Efficiency: >90%
- Max. Closed Loop Gain: 24dB
- Wire Length: Approx. 18cm (short), 28cm (long)
- Size - 29mm x 23mm
Precautions:
- Do connect the polarity correctly, and supply voltage must be under 5.5V
- Do not change any component parameters on board, or it will cause damage
- Try to use shielded wire as the input line for better anti-interference performance
- Cathode ends of left & right speaker can not be connected together