RADIOACTIVITY / ATOMIC PHYSICS
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149
Good News: A wider range of sources can now be used with our equipment
Although A/S Frederiksen only provides the radioactive sources shown in this catalogue, other popular types can now
be used with our equipment.
The two new types are the 12 mm cylindrical sources (as provided by for instance Phywe and Leybold) - and the 25
mm disk sources (as provided by for instance Pasco and Spectrum Techniques).
Please refer to the table below for the relevant item numbers
Selection Guide
Type 1 Type 2 Type 3
(Frederiksen) (disk) (cylindrical)
Source holder on rod including abs. plates 5140.05 5140.25 5140.35
Source holder on rod without abs. plates 5140.07 5140.27 5140.37
Bench for experiments with radioactivity 5141.00 5141.20 5141.10
Deflection of beta particles 5141.05 5141.25 5141.35
Beta spectrum apparatus 5165.00 5165.20 5165.30
Accessories for
geiger-müller counters
Datalyse
Software for use with Geiger-Müller counters 5135.35 or
2002.50 (communicates with other Frederiksen instru-
ments as well) when logging data on PC. Well suited for
measurements of radioactive decay or absorption of
radiation.
5125.75
Freeware – See page 166.
1123.05 Serial cable
25 pin male/9 pin female. Connects Geiger-Müller coun-
ters 5135.35 or 2002.50 to PC's with 9-pin serial ports.
Adapter
with build-in high tension supply for geiger tubes with
1123.20 Serial cable BNC connector (for instance 5125.05, 5125.15).
25 pin male/25 pin female. Connects Geiger-Müller
The output lead of the adapter has a 6 mm jack conne-
counters 5135.35 or 2002.50 to PC's with 25-pin serial
ctor for our digital counter 2002.50.
ports.
The adaptor is also compatible with Pasco's digital
adapter PS-2159.
3550.10 Power supply
5125.75 Adapter
9V power supply for Geiger-Müller counters 5135.30,
5135.35 and 5135.55. 230V European plugs only.
®
Science Equipment for Education Physics
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