Matched Trio RCA 6FQ7 / 6CG7 Vacuum Tubes NOS-Testing September 15 2024 IN NEARLY 9000 SALES IN

IN NEARLY 9000 SALES IN BOTH OF OUR ETSY STORES

This lot of four Sylvania 12Q7GT tubes tested to spec on our Paul Hart-calibrated TV7/U

These three UK-made 10DX8 LCL84 tubes tested to spec on our Paul Hart-calibrated TV7/U

Transconductance measured 64 for Tube One and 68 for Tube Two tubes where minimum (65%) is 40

Matched Trio RCA 6FQ7 / 6CG7 Vacuum Tubes NOS-Testing September 15 2024 IN NEARLY 9000 SALES INThis new old stock testing matched trio of RCA 6FQ7 6CG7 dual triodes was tested on our TV7 U for shorts, gas and transconductance. There were no shorts or gas and their readings are as follows: Tube One measured 74 76 while Tube Two measured 76 76. Tube Three measured 76 76 where minimum (65%) is 50 50 and 100% is 77 77. These tubes have steel support rods; ladder plates; side D getters and excellent flashing. As I write, I am playing them with