EL84/6BQ5 Tube AmplifierEL84/6BQ5 Tube AmplifierWhen experimenting with tube amplifiers, you might be confused about the different modes of operation, like triode or pentode mode. Here is the developed circuits which you can build small Amplifiers based on 6P14/6BQ5/EL84 easily, and the output Power of 2.6 Watts is more than enough for home use. Also,the PCB included.With this PCB you can try out the different Modes by means of Jumper Wires.

EL84/6BQ5 Tube Amplifier
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EL84/6BQ5 Tube Amplifier