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Rola Auto Announcer

This was taken from a ROLA Technical Data Sheet.

- AUTO ANNOUNCER -

This unit provides short duration announcements such as area and fault identifications throughout a telephone network.

The Mechanical Construction is for heavy duty operation and all bearings fitted with ball and needle races.

The Recording Medium is a Neoprene Band impregnated with Iron Oxide lubricated with oil to insure exceptionally long Replay/Record Head Life.

Message length is 5 seconds.

Interchangeable recording drums providing simplified replay unit.

Automatic Record Level Control.

Continuous audio monitoring.

Fully transistorised amplifier modules.

Simplified single button operation.

Audio and machine fail alarm incorporated.

Replay/Line Amplifier available with a choice of either 30 or 500 milliwatt output.

50V DC operation.