RoeTest, professional tube testing system, tube tracer
professional tube testing system
(c) Helmut Weigl
Explication en langue fran
Istruzioni in Italiano
RoeTest von Gabriel Rouiller
Here are some pictures of my lamps tester hereby amended with the new cooler.
The unit was built in July 2013 and amended in 2015.
The change is very easy and very effective.