Shares digital lines with the lower 4 Switch Inputs, so that TTL or switches control input level. To start program execution under external control, or for spike counting. 10V, 12-bit accuracy. All outputs change simultaneously in synchrony with the data acquisition clock. BNCconnectors on the front panel.
All outputs change simultaneously in synchrony with data acquisition clock.
DB-25 connectors on back panel. Two BNCconnectors on the front panel provide access to 2 of the TTL lines. BNCconnector on the front panel. The LM-900 directly drives additional instrumentation Optional peripheral devices plug into the digital ports on the back panel. 15V out for external device power, and data-ready signal.