Triplett 631 AAAA adapter

By svschmitt

2 layer board of 4.06 x 1.80 inches (103.0 x 45.7 mm).
Shared on August 14th, 2016 21:44

These PCBs are for battery packs to power a Triplett 631 vacuum tube voltmeter.

Three PCBs replace two XX15 batteries.

For more information, see http://stuartschmitt.com/triplett631/.


Triplett 631 AAAA adapter

By svschmitt

2 layer board of 4.06 x 1.80 inches (103.0 x 45.7 mm).
Shared on August 14th, 2016 21:44

These PCBs are for battery packs to power a Triplett 631 vacuum tube voltmeter.

Three PCBs replace two XX15 batteries.

For more information, see http://stuartschmitt.com/triplett631/.