Oris 20MM Steel And Rose Gold Two-Tone End Link For Unkown Oris Watch Bracelet Mullard UBC41 though this headphone amp is

though this headphone amp is not optimized for this tube type

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

This new old stock-testing RCA Cunningham engraved base type 85 tube was tested on our Paul Hart-calibrated TV7/U for shorts

Plate current draw was 25 milliamps for both tubes

It has a sheet getter

Oris 20MM Steel And Rose Gold Two-Tone End Link For Unkown Oris Watch Bracelet Mullard UBC41 though this headphone amp isTwo end links are available. If you want them both, please select 2 from the quantity box. It may be for It may be for a Big Crown 7551 or some of the Pointer date models. These end links appear to be made of stainless steel and rose gold or copper. I cannot guarantee that the copper colored finish is rose gold; and if it is, it is probably plated. Or maybe not