Airline GEN3407A, 1960s
Speaker Intensifier. Insert a pocket transistor radio such as an Airline GEN1131 as shown here,
it will connect an external speaker and batteries. Looks like a larger portable radio.
The Vintage Electronics Expo Saturday, January 20, 2024 9am-4pm
Southfield Pavilion, 26000 Evergreen Rd, Southfield, MI