Acquired on eBay for $110.40. This U.S. Army Signal Corp unit was used operationally during WW II to train radio operators in Morse code communications. Morse signals were recorded in ink on paper tape for playback. Excellent condition and includes an original TG-34-A training manual, and a second technical manual on Code Practice Equipment. The unit came from the Chersky Aircrafters Warbird Museum in California.