High Performance, Digital Gamma Spectrometer digiBASE

Conversion Gain: 1024 channels

Coarse Gain: Gain settings of 1, 3 and 9 (controlled by jumper)

Fine Gain: 0.4-1.2

Integral Nonlinearity: <=+-0.05% over the top 99% of the range

Differential Nonlinearity: <=+-1% over the top 99% of the range

Dead Time Accuracy: <5% error up to 50k cps input count rate. Deadtime is measured with a Gedcke-Hale Livetime clock.

Detector Voltage: 0 to +1200 V dc in steps of 1.25 V under computer control. Readback of High voltage is available.

Offset Drift: <50 ppm of Full-scale range per °C

Gain Drift: <150 ppm per °C