Philips 6ES8 ECC189 Vacuum Tube A Frame Riveted / Dimple Disk Getter Sutured Top NOS NIB Pete Fountain The disks are well-made and

The disks are well-made and quiet with just a few pops and ticks here and there

This lot of four Tung-Sol coated glass 50L6GT tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Charles Treger and Charles Wadsworth

They tested as follows: 66/38

new in box matched pair of GE-MANUFACTURED 6FQ7 / 6CG7 dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

Philips 6ES8 ECC189 Vacuum Tube A Frame Riveted / Dimple Disk Getter Sutured Top NOS NIB Pete Fountain The disks are well-made andThis new old stock, new in box Philips MADE, RCA BRANDED 6ES8 ECC189 tested to spec on our Paul Hart calibrated TV7 U. This tube has beautiful, crisp orange lettering; a sutured top, a riveted disk getter; A frame construction and 1Xb ^2d date provenance codes, respectively, meaning it was made at the Philips plant in Heerlen, Limburg Province, The Netherlands. I have played it in my Schiit Audio Vali 2 headphone amplifier and it sounded great. WE