Audio/signal switching via sealed mechanical latching relays utilizing 2-form-C bifurcated - Crossbar silver alloy with gold overlay contacts. - Internal silence sensor with front panel LED indicator, SPDT/SPST silence sensor alarm relay with adjustable alarm delay and restore duration. May be disabled. - Eight input GPI port (PIP or Remote Control) with LED indicator. - Remote control via contact closures, 5-volt TTL/CMOS logic levels and/or . . .

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Audio/signal switching via sealed mechanical latching relays utilizing 2-form-C bifurcated
– Crossbar silver alloy with gold overlay contacts.
– Internal silence sensor with front panel LED indicator, SPDT/SPST silence sensor alarm relay with adjustable alarm delay and restore duration. May be disabled.
– Eight input GPI port (PIP or Remote Control) with LED indicator.
– Remote control via contact closures, 5-volt TTL/CMOS logic levels and/or the multidrop RS-232 serial port.
– Eight open collector outputs for remote channel status.
– Removable euro-block screw terminal connectors are used for audio/signal I/O and remote control connections, except RS-232 Serial. Necessary mating plugs are supplied.
– Power-up selection of inputs to outputs, mute or last source selected. If power is lost, the last selected channel is passed to the output.
– Fully RFI proofed.
– Surge protected internal power supply, universal switching power adapter with domestic connector supplied. International connectors optional.
– Up to two units may be mounted on the optional RA-1 rack shelf. Desk top and wall mounting is also possible.

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