Since 1979, the "Electronics TDK-3" quadraphonic headset has been produced by the "Saratov Aggregate Plant".
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The telephones are designed for listening to quadraphonic, stereophonic and monophonic phonograms from household radio equipment.
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The phones use four-dynamic emitters, with the ability to switch modes of operation, and low power consumption and standard resistance allow the phones to be used with any radio equipment.
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Passport power 100 mW.
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Input impedance 8 Ohm.
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The operating frequency range of sound is 20 ... 20,000 Hz.
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Weight 0.8 kg.
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Phones are connected to the SG-5 socket.
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When using phones in "stereo" or "mono" modes, the corresponding switch connector included in the package is connected to the plug.
,86e6f450b8cc469628ba70bf2947b049
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