UHF Adaptor UT-21 43-6475

The Philco Model UT-21 is a UHF Tuner Adapter. Tuning Range Channels 14 thru 83.

Application:   UHF Tuner-Adapter UT-21, Part No. 43-6475, is designed for Philco televisions which do not have UHF tuning; and TV receivers complying as follows:

1. PhilcoTelevision Receivers using rf chassis 41, 42, 44, or 71. 
2. PhilcoTelevision Receivers using rf chassis 31, 32, 33, 34, 35, or 3P1, with the use of an Adapter Cable, Part No. 43-6690 (not included).

         Note: The UHF Scale can be installed onPhilco TV receivers whose model number begins with A-T.

In questo link sono elencati 4093 modelli, di cui 2223 con immagini e 3741 con schemi.
Elenco delle radio e altri apparecchi della Philco, Philadelphia Stg. Batt. Co.; USA