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Top LM317 Regulator
The popular IC LM317 is used by these circuits.
Audio Amplifier(with PCB)
For you make project easily with PCB.
Transistor inverter circuit
FM transmitter circuit
0-30V power supply
12V auto charger
Power amplifier with PCB easy to build
300 watt – 1200 watt MOSFET Amplifier for professionals only.
Bass guitar super bridge amplifier 200 watt.
100 watt DC servo amplifier by Power MOSFET
First POWER MOSFET Amplifier by K134+J49
High power mosfet amplifier circuit ideas
The cheap 100 watt transistor power amplifier project
Power Amplifier OTL 100W by transistor MJ15003+MJ15004 (with PCB)
2 channel 100W min AF Power Amplifier (Dual Supplies) STK4231II
The main amplifier 50 watt OCL by LF351-2N3055-MJ2955 with PCB
Power Amplifier OCL 50W by Mosfet (K1058 + J162)
Power Amplifier OCL 40W by 2N3055+MJ2955
The OTL amplifier listen comfortably by TDA2030 and TIP41+TIP42
35W Amplifier BCL by TDA2030
Simple preamplifier circuits by transistors
The cheap & small hearing aids project.
High quality tri-amplifier circuits with crossover network built-in
Small Amplifier Circuits
The multi-purpose Amplifier 15watt using TDA2030
Super Small Amp 1.2W by IC TDA7052
TDA820M Mini Amp 2W+2W
Small stereo amplifier circuits by ICs-easy to make
The multi-purpose Amplifier using TDA2030 (15Watt OTL with PCB easy build)
Power Amp Super Bridge 120W by IC TDA2030 (at 2 ohm speak)
Small stereo amplifier circuits by ICs-easy to make
Small IC amplifiers for speakers
Ideas circuit of small transistor amplifiers
High impedene small amplifer circuit
Analog to digital Amplifier
4 Channel Home Audio Amplifier 11 watt using TDA1554
CAR Power Amplifier
20watt Integrated Amplifier by TDA2005
Cheap car subwoofer filter circuits
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