The SS300 is an uncompensated pancake Geiger-Müller-based probe for alpha beta and gamma contamination measurement.
| Operating Voltage | 550 V | 
| Window | 2 in2 (15.5 cm2) 1.6 to 2.0 mg/cm2 mica | 
| Measurement Range | 0 - 5 kcps | 
| Plateau Length | 150 V | 
| Temperature Range | -10°C to + 50°C | 
| Energy Response | 20 keV - 2 MeV Gamma, ≥ 40 keV Beta, > 3 MeV Alpha | 
| Housing Connector | MHV | 
| Dimensions | ∅ 3" x 10" x 2.5" (70 x 254 x 64 mm) | 
| Active Area | 2 in2 (15.5 cm2) | 
| Weight | 10 oz (280 g) | 
Listed as percentage of 2π emission rate
| Nuclide | Emission | Efficiency | 
| Am-241 | α | 29.10% | 
| Pu-238 | α | 26.60% | 
| Nat U | α | 63.50% | 
| Sr-90/Y-90 | β | 56.70% | 
| C-14 | β | 19.40% | 
| Pm-147 | β | 59.10% | 
| Pu-238 | β | 25.80% | 
| Co-60 | β | 36.20% | 
| Cs-137 | β | 50.60% | 
Documents
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		Probe-Selection-Guide-EU-Version-1.2Download (413.29 kB)
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		SS315-SS300-Probe-Datasheet-EU-Version-1.2Download (608.08 kB)
Catalogues
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		Radiation-Monitors-EU-Version-1.4Download (9.32 MB)
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		Monitoring-and-Analytical-Equipment-EU-Version-1.3Download (28.21 MB)

