Radiotron (boxed in a Brimar box though)
1A7GT
Made in Australia
Heptode
Some have tried to design these into audio preamps but it's not a great idea, the valve characteristics really don't suit this purpose.
Octal base (bakelite)
Brand new
NOTE: 1.4V heater supply, these were intended for use with battery operated electronic equipment
Tested as described in the description
This item is not returnable
