Description
- Preamplifiers
Preamplifiers
2A3 tube 2A3C replaces 2A3BWE2A32A3T2A3-TE2A3A2A3HIFI audio tube amplifier kit DIY audio
* Direct-heated cathode medium power transistor,
*Using 300B glass housing. Used for A1 and AB1 class amplification.
*Heating voltage Ur=2.5V
*Heating current Ir=2.5A