- Bogen 250 watt wall-mounted telephone paging amplifier- Inputs for 600-ohm balanced telephone line Lo-Z balanced microphone and background music- Music input RCA jack or screw terminals - Integral automatic level control ALC circuit for controlling pages made by persons with varying voice levels and paging techniques- Page from telephone and or microphone- Signal-activated paging channel automatically mutes background music- Adjustable background music muting level during a page- Music gradually returns to its normal level after a page- Audio Enhancement circuit increases intelligibility improves perceived loudness with no increase in power and reduces listener fatigue- Separate controls for page volume music volume night ringer music mute and Audio Enhancement- Bass and treble controls- Built-in night ringer activated by contact closure or by 90V ring signal- 25V and 70V outputs are available on the TPU250- VOX sensitivity level control eliminates accidental transmission of background noise from a paging telephone- Thermal and electronic overload protection- Jacks provided for bridging additional TPU amplifiers- Brackets are attached to each model for easy wall mounting the TPU250 can also be rack-mounted with included brackets TPU-B models can be rackmounted with RPK82 mounting kit sold separately - Peak level indicator lights when amplifier is driven into clipping- 120V AC 60 Hz power source- Listed to UL Standard 60065 for U S Canada
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