Westinghouse USA 6BZ7 = 6BS8 6BQ7 Black Plate Top [] Get Vacuum Tube 77/89% | Reverb
6BQ7 / 6BZ7
MIXED LOT OF 4) 6BZ7 Vacuum Tube HIGH-MU TWIN TRIODE
6BZ7 by GENERAL ELECTRIC - Buy or Repair at Radwell - Radwell.com
6BZ7 SYLVANIA Audio Vacuum Tube Valve - Bangybang
Used RCA 12 Various 1960's Guitar Amp - Sweetwater's Gear Exchange
IGS Audio - Here's the list of compatible input tubes for the Tubecore 3U fitting in the first socket: 6N1P-EV - stock tube, ECC85, 6AQ8, 6BC8, 6BK7, 6BQ7, 6BZ7, 6DJ8, 6DT8. | Facebook