Glass octal type used as combined detector, af amplifier, and rf amplifier. The 3A8GT is used for battery-operated receivers with either 1.4 (parallel) or 2.8 (series) volt dc filament supplies. Typical operation of triode unit as class A amplifier. Some schematics name it in short 3A8. Therefore we have to list the 3A8 too.
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Bibliografia
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
3A8GT: Sylvania Technical Manual
Peter Hoddow
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