TPU250產(chǎn)品概述
70 Hz to 15 kHz +/- 1 dB Frequency Response, Amplifiers
Five Models and Power Levels Available: TPU-15A — 15 watts, TPU-35B — 35 watts, TPU-60B — 60 watts, and TPU-100B — 100 watts. Inputs for 600-ohm balanced telephone line, LO-Z balanced microphone, and background music source. Choice of Outputs: 8 ohm, 16 ohm, 25 VCT, 25 V, or 70 V outputs, balanced or unbalanced. Choice of RCA jack or screw terminals for music source (unbalanced). Volume controls for Tel channel, MIC, music, and ringer. Ringer circuit activated by contact closure or 90 V ring signal. Variable music mute with adjustable mute level control. Signal-activated paging channel with VOX sensitivity and ALC adjustments. Aphex Aural Exciter® circuit with on/off switch and effect adjustment. Bridging jacks supplied to a double number of inputs and outputs. Output (RCA jack) to line-matching transformer (WMT-1A).
Built-In Telephone Line Input TransformersScrewdriver Adjustable ControlsWall or 19" Rack Mounting with RPK8 2 Kit