GM11A Geiger Probe

• Geiger Tube with mica window 65 mm².
• Alpha, Bêta, Gamma detection (Gamma 10Kev à 1,2Mev).
• Gamma sensitivity :    18 cps/mR/h (Co60).
• Dose rate : 1 µRad to 65 mRad.
• Light signal.
• Measuring interval : approximately 1 mn.
• Accuracy : ± 20% at 1mRad/h.
• Signal output for connect to PC by the serial port.
• Operating temperature range : -20°C to +50°C.
• Size:  12 x 6 x 3 cm.
• Weight : 130 gr.
• Software for Windows.