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3B SCIENTIFIC ® PHYSICS
Instruction sheet
10/12 ALF
1. Safety instructions
The window is fragile and can easily be dam-
aged. This will make the end-window counter
inoperable.
•
Do not touch the window.
The G-M tube can be damaged by self-
maintained gas discharges, if operated at too
high a voltage.
•
Do not exceed the operating voltage of 500
V in a sustained manner.
2. Description
The Geiger-Muller tube is a self-quenching
Halogen -trigger counter tube for registering
and X radiation.
The G-M tube comprises a counter tube with a
A TELTRON Product from UK3B Scientific Ltd. ▪ Suite 1 Formal House, Oldmixon Crescent ▪ Weston-super-Mare
Somerset BS24 9AY ▪ Tel 0044 (0)1934 425333 ▪ Fax 0044 (0)1934 425334 ▪ e-mail
Geiger-Muller Tube 1000661
Technical amendments are possible
© Copyright 2012 3B Scientific GmbH
1 Window
2 Holder
3 Patch cord
4 BNC connector
very thin mica window and a removeable holder
for mounting on the swivel arm of the X-ray ap-
paratus (1000657 or 1000660) and a plated
spring clip for alternative mounting. A BNC-
terminated coaxial cable connects the output of
the G-M tube to a counter.
2. Technical data
Dose rate range:
Mass of the active
surface (mica):
Operating voltage:
Output connector:
Cable length:
Dimensions:
-3
2
10
to 10
mGy/h
2.0 to 3.0 mg/cm²
500 V
BNC
1 m
57 x 22 mm diam.
uk3bs@3bscientific.com
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