The F-125A is a power triode with a mu of 4.8 made by Federal Telephone & Radio and is rated at 40 KW. It requires 15 gallons per minute of water cooling and was designed for audio applications.
Length = 25.50" Diameter = 5.75"
Max voltage = 15000
Max current = 10 amps
Fil voltage = 27.2
Fil current = 196.5 amps GOTO INDEX