

Topic Entry
- L200 high current regulated power supply
- 2 J-Fet as Mixer
- Simple fm amplifier
- circuit diagram of dynamic microphone preamplifier
- 2SC1947 FM AMPLIFIER SCHEMATIC
- guitar pre amp using tl072
- 7812 voltage regulated power supply and the voltage on each component
- sanken btl amp
- power amplifier 300 watt
- Preampli a 2transistor pnp?