Product description
The SR844 is the broadband-wide phase-locked amplifier offered by SRS. It offers unmatched performance with a frequency range of 25 kHz to 200 MHz and a drift-free dynamic reserve of up to 80 dB. The SR844 includes many of the features, ease of operation and programmability expected of an SRS DSP phase-locked amplifier.
Product characteristics
25 kHz to 200 MHz range
80 dB dynamic reserve
Time constant from 100 μs to 30 ks
(6, 12, 18 or 24 dB/oct roll down)
"No time constant" mode
Automatic gain, phase, reservation and offset
Internal or external reference
Two 16-bit Dacs and ADCs
GPIB & RS-232 interface