Matched Pair Amperex 6BL8 Vacuum Tubes Valves 7199 Substitute New Sound Of Los These Ken-Rad-MANUFACTURED

These Ken-Rad-MANUFACTURED

new in box Sylvania 6HS8 tubes tested to spec on our Paul Hart-calibrated TV7/U

side O getters and excellent flashing

It sounds terrific and has great bass and sparkling highs and Mayall’s voice is warm and clear as a bell

This lot of three Ken-Rad 6D6 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Matched Pair Amperex 6BL8 Vacuum Tubes Valves 7199 Substitute New Sound Of Los These Ken-Rad-MANUFACTUREDThis matched pair of French Amperex 6BL8 pentode triode tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 38 39 for Tube One and 41 35 for Tube Two where minimum (65%) is 34 36 and 100% is 52 55. As I write, I am listening to them with adapters in my Dynaco Stereo 70. They make excellent 7199 substitutes and sounded great in my amp. They were played with