Phoenix TDS-10 stereo headsets.

Headphones, headphones, headsets ...Since the beginning of 1989, the Phoenix TDS-10 stereophonic headset has been produced by the Lviv software named after the 50th anniversary of October. Dynamic stereo headphones "Phoenix TDS-10" are intended for listening to mono and stereophonic programs reproduced by household radio equipment, which has a jack for connecting head stereophonic telephones. Technical characteristics of TLF: Nominal electrical resistance 8 Ohm. Rated power 1 mW. The nominal frequency range is 20 ... 20,000 Hz. Total harmonic distortion in the frequency range 100 ... 2000 Hz, at a sound pressure level of 94 dB, no more than 1%. Weight of Phoenix TDS-10 stereophonic telephones, no more than 0.3 kg. Stereo telephones were produced in two design options.