Steve O's Recent Activity

  1. Steve O replied to the thread Need help troubleshooting Hickok 533.

    A calibrated 6L6 is nothing more than an aged, stable 6L6 tube whose gm has been measured with electrode voltages similar to those used...

    Feb 23, 2018 at 6:38 PM
  2. Steve O replied to the thread Need help troubleshooting Hickok 533.

    Not to be a contrarian here but......both 5Z3 and 83 are directly heated FW cathode types and filament draw on both is 3A. Big...

    Feb 22, 2018 at 9:36 PM