The TRK-5 was introduced in 1939, together with the TT-5, TRK-9, and TRK-12. This set is a direct view 5 inch receiver, with an AM/SW radio receiver. The cabinet is in good condition, but has some veneer damage at the bottom. The chassis are in excellent condition. Click for technical information,  schematic diagram, or owners manual. 

The TRK-5 has a socket on the rear to allow connection of an external phonograph, such as the RCA model R-100.