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Case |
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Aluminium (RF-shielded) |
mm |
113 x 61 x 31 |
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Output to be connected to |
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Electronic counter |
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Input signal (negative pulse) |
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Amplitude into 50 Ohm |
mV |
- 3 to - 200 |
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Safe operating without damage |
V |
+/- 2 |
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Pulse width (FWHM) |
ns |
5 to 30 |
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Count rate (Poission distribution) |
cps |
up to 2 x 10e6 |
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Resistance, dc-coupled |
Ohm |
50 |
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Threshold, adjustable in 256 steps |
mV |
- 3 to 130.5 |
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Output signal (positive pulse) |
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Resistance |
Ohm |
50 |
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Amplitude into open circuit
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Pulse width |
ns |
~0.5 x (dead time) |
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Dead time switch selectable in six steps |
ns |
10 - 20 - 30 - 40 - 50 - 60
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initial accuracy |
ns |
+/- 2 or +/- 5 % whichever is greater
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Stability over temperature |
% |
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Ratemeter output 0 to full scale for rates |
cps |
0 to 10e6 |
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accuracy |
% |
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Full scale to be specified with order |
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positive |
V |
2 or 4 |
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negative |
V |
2 or 4 |
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Power Supply |
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Power supply (no signal, no load) |
V |
+6 (+5.4 to -8), 60 mA typ. |
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V |
- 6 (-5.4 to -8), 30 mA typ. |
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Temperature range |
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For specified data |
°C |
10 - 40 |
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For operation |
°C |
0 - 50 |
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