The PSR-2 is plug-in power supply unit for the SR-20 sub-rack frame. Utilizing state of the art, low noise, switching power supply technology, it allows up to 100 Watts of output power to be provided to the application cards. Over voltage and thermal protection are included in the unit. There are no user serviceable parts inside. Up to fourteen single or seven dual position plug in cards can be powered by the PSR-2.
SR-20 Sub-Rack Frame