ID:
638
Maker's Name:
AWV
Diode Pentode valve used in battery operated valve radios. It had a filamentary cathode, rated at 1.5V 50 mA. Anode 90V. It was the audio detector and first AF amplifier stage.
Diode Pentode valve used in battery operated valve radios. It had a filamentary cathode, rated at 1.5V 50 mA. Anode 90V. It was the audio detector and first AF amplifier stage.
