Matched Pair Toshiba 8FQ7 8CG7 6FQ7 6CG7 Vacuum Tubes Copper Support Rods August 27 2025 steel support rods

steel support rods

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

Probably Mullard

These six 12BY7 / 12BY7A / 12BV7 tubes tested as follows on our Paul Hart-calibrated TV7/U where minimum (65%) is 46:

For sale is one new old stock

Matched Pair Toshiba 8FQ7 8CG7 6FQ7 6CG7 Vacuum Tubes Copper Support Rods August 27 2025 steel support rodsThis matched pair of 8FQ7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 67 in Section One and 70 in Section Two for Tube One and 71 72 in Tube Two where minimum (65%) is 50 50 and 100% is 77 77. They have gray plates; O getters; copper support rods and excellent flashing. As I write, I am playing them in my Sound Craftsmen RC 2 monoblocks at 6. 3