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Parameters and characteristics .

GM tube (GM Counter)
SI1G (cu1r)

Threshold Voltage: 280...320 V
Working Voltage: 360...440 V
Plateau length: at least 80 V
Plateau slope: not more than 0.125%
Background: Not more than 25 pulse/sec

Load resistance: 5...10 MOhm
Maximum allowable capacity of input circuites: 10 pF
Transit capacity of input circuites: 7...15 pF

Range of working temperature: -40: +50 OC

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Factory logo   Name (click=photo) Price, USD   Equivalents Description
  Si-1g 6.50 USD  CTC-1