True NOS NIB 1956 Brimar CV1985 / 6SL7GTY Brown Base Mil Spec Vacuum Tube

One True NOS NIB Brimar England CV1985 Vacuum Tube

Genuine NOS NIB. It's almost impossible to find early British Octal preamp tubes these days and these are as good as it gets. Original Brimar made in England CV1985 tubes. They are marked with both the CV1985 and 6SL7GTY designations. Gray plates, square getters and brown bases. These are all stamped with a production date of 1956.

Tested and or matched by Gain & Gm at real world voltages on a Maxi-Matcher Preamp tube tester. Guaranteed NOS NIB. We cannot test for noise or microphonics but we will accept a return for such reasons and will pay for the return shipping.