

Topic Entry
- 150w power amp circuit diagrams
- Power supply 2N3055
- regulator 5v 5a schemtic
- mic preamp transistor schematics
- 7812 voltage regulated power supply and the voltage on each component
- guitar pre amp using tl072
- 60 hz 3 phase inverter impulse generator schematic
- regulated power supply 12 volt using ic 7812 ic experiment
- sanken btl amp
- Preampli a 2transistor pnp?