0C2 Voltage Regulator Tube – Cold-Cathode Gas Regulator

The 0C2 is a cold-cathode, gas-filled voltage regulator tube built into the same 7-pin miniature family as the 0A2 and 0B2.

• Tube type: Cold-cathode gas voltage regulator
• Base: 7-pin miniature
• Heater: None (cold-cathode, gas-ionization type)
• Typical use: Voltage reference/regulation in vintage radio, instrument, and amplifier power supplies

Shares its pinout layout with the 0A2 and 0B2 — cathode on pins 2/4/7, plate on pins 1/5.