Bogen TPU100B 100W Amplifier with ALC and Alphex Aural Exciter Circuit

Bogen 100 watt wall-mounted telephone paging amplifier.Inputs for 600-ohm balanced telephone line LO-Z balanced microphone and background music.Integral automatic level control 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.Aphex Aural Exciter increases intelligibility improves perceived loudness (with no increase in power) and reduces listener fatigue.Seperate controls for page volume music volume night ringer music mute and Aphex Aural Exciter.Bass and treble controls.Built-in night ringer activated by contact closure or by 90V ring signal.Balanced or unbalanced 16-ohm 25V 25VCT and 70V outputs.VOX sensitivity level control eliminates transmission of background noise when paging from a telephone.Thermal and electronic overload protection.Jacks provided for bridging additional TPU amplifiers.Brackets are attached for easy wall mounting.Peak level indicator lights when amplifier is driven into clipping.120V AC 60Hz power source.UL and CSA listed.