Amperex Bugle Boy 12AU7 12AU7A ECC82 Vacuum Tube Steel Support Rods 6BL7GT RC2 5 record cleaner and then

5 record cleaner and then played it 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

I am playing it in my Musical Paradise MC-3 single-ended integrated amplifier with The Eagles' seminal "Hotel California" album and it sounds terrific

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

It tested an outstanding 3000 micromhos with a plate current draw of 30

Amperex Bugle Boy 12AU7 12AU7A ECC82 Vacuum Tube Steel Support Rods 6BL7GT RC2 5 record cleaner and thenThis 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