Configurations
TP-DX TalkPerfect Duplex Amplifier
Architectural Specs
Furnish and install a speech transfer duplex amplifier designed to improve communication for fixed screen security counters. The device shall provide full duplex communication with built in feedback and echo suppression to maximize the audio gain before feedback. The device shall have two (2) microphone inputs suitable for unbalanced electret style microphones and two (2) speaker outputs with a frequency response of 20Hz – 10kHz, minimum load of 4 ohms and a maximum output level of + 14 dBu. The device shall have a 3.5mm staff override unbalanced line input/output to accommodate a staff headset. The device shall have fully adjustable audio gain adjustments with signal presence LEDs for both the staff and client side. The device shall have a configurable mute or PTT (Push to Talk) function for the staff side. The device shall have an unbalanced line output suitable to drive a CLD1 counter loop system for use with clients that have T-coil equipped hearing aids. The TP-DX TalkPerfect Duplex Amplifier is specified.