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Wavelength range：900 nm to 1700 nm
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Deadtime：2 μs to 100 μs, in 1 μs steps
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Ultra-low noise: as low as <50 Hz dark count rate
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Superb precision: <200 ps timing jitter, typ. <150 ps
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Output pulses：LVTTL, 100 ns width
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Optical coupling Optical fibre (SMF or MMF62.5)
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Efficiency range(1)calibrated atλ = 1550 nm10%, 15%, 20%, 25%
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Timing jitter at 25% efficiency levelMaximum 200 ps (150 ps typical)
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Noise performance @ efficiency level(2)10% 20%
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Max. dark count rate < 80 Hz (as low as < 50 Hz) < 200 Hz (as low as < 100 Hz)
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Dimensions：60 cm x 27 cm x 25 cm
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Weight：30 kg
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Control interface：USB 2.0
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Operating temperature：+10°C to +25°C, max. 60% humidity
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Power supply
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90-264 VAC, 127-327 VDC (50-60 Hz)
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Max current @ 115 VAC: 5.6 A
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Max. current @ 2.75 VAC: 2.75 A
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