RADIO A.G. D.S. LOEWE Leuchtquarz 1800.8 kHz
Electroluminescent quartz crystal
Résonateur à quartz électroluminescent

Used as visual indicator of frequency. The crystal is held by two electrodes in a gas discharge tube filled with neon. When the electrodes are connected to a resonant circuit, powerful oscillations will cause a faint glow on the surface of the quartz.

 

Hauteur • Height • Höhe : 69 mm • 2" 3/4
Diamètre • Diameter • Durchmesser : 30 mm • 1" 1/8

 

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