The EICO 666 Tube Tester
Jeff Tranter
0:00 / 0:00
The EICO 666 Tube Tester
16 286 просмотров · 15 л. назад
Jeff Tranter
11,1 тыс. подписчиков
16 286 просмотров · 15 л. назад
A brief discussion on what tube testers are and what they are used for, followed by a detailed discussion of the EICO 666 Tube Tester and a demonstration of it being used.
