Limiting filter is designed to protect against leaks of voice information over two-wire line of telephone networks, chain systems of director and dispatcher communications. Limiting filter is designed in a standard phone jack, which makes it easy to connect.
- attenuation of the filter in frequency range from 300 to 4000 Hz with an rms value of the voltage of input signal (0,1 + 0,010) V at least 65 dB;
- attenuation of the filter in frequency range from 300 to 4000 Hz with an rms value of the input signal voltage ( 10 + 1,0) V not more than 3 dB;
- weight not more than 0.1 kg;
- overall dimensions not more than 58x42x25.
Designed and manufactured by Gomel branch of the state enterprise "NII TZI"