EL84 bias issue on Mullard 3-3 tube amplifier
In the original Mullard 3-3 design the operating point of the EL84 tube is highly dependent of the amplification factor of the EF86 valve.
EL84 bias issue on Mullard 3-3 tube amplifier Read More »
In the original Mullard 3-3 design the operating point of the EL84 tube is highly dependent of the amplification factor of the EF86 valve.
EL84 bias issue on Mullard 3-3 tube amplifier Read More »
How to calculate a voltage divider to reduce the input to the valve amplifier
How to reduce the input sensitivity of the tube amplifier Read More »