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18538

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BrandPhilips
ClassGeiger-Müller counter tube

Construction

Primary TypeHalogen quenched X-ray counter tube
EnvelopeMica end window
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage1100 V

Audio Performance

Key Features
  • Halogen quenched
  • Mica end window
  • Krypton filling

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
GM Counter1000V-5400000--

Application Notes

Shielded with 2 inch Pb and 1/4 inch Al for background measurement. Recommended circuit requires minimum series resistance of 5.4 MOhm.

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