All items tagged with Triode and amplifier (3)

1-07-2009 | Here we propose the use of two EL84 (6BQ5) power pentodes in triode SRPP configuration, without an output transformer The reasons for using...

1-06-2007 | It is 100 years ago this year that the triode was invented by Lee de Forest.It is remarkable that triode output stages still occupy an impor...

1-09-2002 | This power supply unit (PSU) provides hum-free and stable operating voltages for valve preamplifiers and power stages. Negative bias voltage...