Amperex Bugle Boy 12AU7 12AU7A ECC82 Vacuum Tube Steel Support Rods 6BL7GT RC2 black plates and nice hot-stamped

black plates and nice hot-stamped bases

This matched pair of Philips PCL805 tubes was tested on our Paul Hart-calibrated TV7/U

5 record cleaner and then played it on my He-Man Rig which consists of a Rega Planar 1

5 record cleaner and am playing it as I write on my Rega Planar 1

This lot of three RCA-Victor gray glass 50L6GT tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Amperex Bugle Boy 12AU7 12AU7A ECC82 Vacuum Tube Steel Support Rods 6BL7GT RC2 black plates and nice hot-stampedThis Amperex Bugle Boy 12AU7A ECC82 dual triode was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured a nicely balanced 62 60 where minimum (65%) is 56 56 and 100% is 87 87. It has gray 12MM plates; steel support rods; a sutured top; excellent flashing; a wisp of the Bugle Boy logo and a top O getter. I have played it in my Bottlehead headphone amplifier and it sounds