At 04:58 28/10/2006 +0200, you wrote:
>I'm planning to build an amplifier with two times 3-500Z for operation
>on low bands.
>Can anyone explain how to measure the grid current in grounded grid
>In all applications there is only a different in measure plate current to
>grid current by an other dimension of the shunt resistor.
>Is that right? What is the theoretic of this?
Perhaps at this low frequency you can just insert a current
meter between the grid pin and ground, bypassed with some