Bluetooth speaker with DIY Push Pull Class A Power amplifier

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This is a DIY Bluetooth speaker setup with a push-pull class A power amplifier made with 2SC5200 and 2SA1943 transistors

Components Used:
AMPLIFIER:
* 2SC5200 Transistors x 1
* 2SA1943 Transistors x 1
* 100K resistors x 1
* 10 Ohm/10W or 20W resistors x 1
* 220uf/16v capacitors x 1
* 4700uf/25v capacitors x 1
* 50k potentiometer x 1
* 12v / 1A to 3A DC adapter x 1
* Aluminum heat sink x 1
* Insulation pads silicone mica x 2
* Heatsink 1

* Bluetooth module

12V to 5V converter:
* LM7805 5V Voltage Regulator x1
* 10uF Capacitor x1
* 1uF Capacitor x1
* universal PCB board
* DC Power Jack Female Plug Barrel Connector

CIrcuit References:
* https://circuits-diy.com/12v-to-5v-converter-using-lm7805-ic-power-supply/
* https://youtu.be/VvptHyclWf4
Category
Audio
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