Desktop digital spectrometer for high precision gamma ray spectroscopy with the following specifications:

• Preamplifier supply: +/-24V and +/-12V, each rated at 100mA
• High voltage: +/-5000V
• Input signal decay time: as fast as 150ns and up to 10ms, exponentially decaying
• Wide range of digital trapezoidal filter, rises times from 50ns to 45us, equivalent to 22ns to 22us shaping
• Selectable spectrum length: from 1024 to 65536 channels, 4,3 10 to the 9th counts per bin
• Sustained count rate into spectrum: up to 750000 counts (with scintillator)
• Digital oscilloscope and FFT for health of system analysis
• Compton suppressor input accepts photo-multplier input
• Excellent pile up inspection: double pulse resolution of 100ns
• USB: serial interface
• Gate input: Input for photo-multiplier signal from compton shield
• Impedance: 50Ohm, +/-10V pulsed, +/-2VDC
• Power Supply: 220V with 0.1A, 50/60Hz