4 6BQ5 RCA 1960s HiFi Stereo Guitar Amp Vintage Vacuum Tubes Strong & Balanced
Sunday, October 25th, 2026
4 6BQ5 RCA 1960s HiFi Stereo Guitar Amplifier Vintage Vacuum Tubes Strong & Balanced. Tubes Tested on a TV-7D/U Tester. Tubes Test New, Strong & Balanced 78. They did not have individual boxes… Some of the logos have rubbed off a bit, but they test New & Strong..