Phonograph cartridge with stylus and guard, Astatic 481d, replaces Astatic 481, Zenith 142-126, Zenith 142-127, Zenith 142-137.  Uses N56sd needle.  Ceramic, 0.35 volts output.   Four posts, stereo.  Speeds:  33, 45 & 78 RPM.  New old stock.  Tested.

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