Tube Type: 6SN7GT JAN-CRP-VT-231 Military. I strive for transparency, accuracy, and quality. Other testers, whether the Sencore Mighty Mite or the Amplitrex AT1000, will give different readings. All tubes...
For your consideration, a beautiful specimen of Rogers VT231. NOS I bought this having been tested. And I may have put 15 minutes on it in my DarkVoice336SE, but...
NOS: 6H8C, (6SN7, 6SN7GT, 6SN7GTA, 6SN7GTB, VT231, 6N8P, 6H8C, CV181 equivalent)
Tested for Gm on calibrated TV7-DU & B&K Dyna Jet 707 both testers have if ag 100/100
JAN CKR 6SN7GT VT-231 Ken-Rad. Made In USA. No universal test result defines NOS. NOS tubes fall within the GM range published in the RCA Receiving Tube Manual; variation...
On my TV-7D/U, min good is 56 (65%) and max is 88-90 (100%). One tube has a small crack on the plastic base but it doesn’t affect the sounding...
6SN7/GT 5692 6N8S 6H8C VT231 ECC33 CV2821CV1988. full mutual conductance gm micromhos test + life/gas/leak/short/sound checks: pristine set of 2 (pair). (similar to 6cg7 ecc40 ecc32 ecc40 ecc82 3D2...
Tube Type: 6SN7GT - Dual Triode. Ken-Rad 6SN7GT - Used, Tested Good, 1943 Manufacture, Black Plates. Ken-Rad 6SN7GT. 6SN7GT = 6SN7GTA = 6SN7GTB = VT-231 = CV1988 = CV1986...