TALAN is a lines analyzer, used to detect and locate wired eavesdropping devices, no matter the kind and destination of the lines (telephone, power supply, CATV, UTP, VoIP, etc.) and their condition (powered or unpowered).
TALAN can be used like multimeter (voltage, current, capacitance, resistance), broadband detector (up to 8GHz) spectrum analyzer (up to 85MHz), high gain audio amplifier (80dB), Bias generator (+ 80Vcc), audio oscilloscope (20Hz-20KHz), reflectometer (FDR), VoIP analyzer (Capabilities)