Vostok Amphibia 18MM Link For Vostok Amphibia 18MM Watch Bracelet

Vostok Amphibia 18MM Link For Vostok Amphibia 18MM Watch BraceletTwo links are available. If you want them all, please select 2 from the quantity box. There is only one connecting pin and you may have to find fabricate one if you need a second. These links came from the Vostok Amphibia and, alas, there are no reference numbers on it. The links themselves also lack reference numbers and, therefore, am showing both sides of the watch to make identification as easy as possible

They were made

It measured 52/55 where minimum (65%) is 38 and 100% is 58

nearly-perfectly-matched pair of JJ 6V6S output tubes was tested on our Maxi-Matcher 400 volts on the plates and a bias of -36 volts for shorts

42 and 44 where minimum (65%) is 25 and 100% is 38

(New US-made 6V6s typically test with plate current from the mid-teens to mid 30s with transconductance from 2300 micromhos or so

even though they test on the cusp

Surface noise is with just a few pops and ticks that are generally inaudible except in quieter passages

the distance is 2 1/4 inches

54/54 and 54/54 where minimum (65%) is 40/40

These four Super Silvertone 12A8GT tubes were tested for shorts

This new old stock-testing matched pair of RCA Radiotron 805 output triodes was tested on our Paul Hart-calibrated TV7/U with 180 volts on the plates and a bias of 0 volts for shorts

not included) and they sound great