Amplifiers currently produced in Scottsdale, AZ (Amplifier Custom Shop), Corona, CA (U.
After high school, Leo Fender became a bookkeeper for employment while he still did radio repair at home.
After holding a series of jobs, Fender opened up a full scale radio repair shop in 1939.
In addition to service work, Leo's Fender Radio Service store soon became a general electronics retail outlet.
However, the forerunner to the Fender Electric Instruments company was a smaller two-man operation that was originally started as the K&F company in 1945.
On most tubes, the leads are designed to plug into a tube socket for easy replacement.