Vintage Tube Amp » long-plate https://myvintagetubeamp.com Mon, 13 Jul 2026 20:15:36 +0000 en-US hourly 1 https://wordpress.org/?v=3.9.2 Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No https://myvintagetubeamp.com/2023/10/14/vintage-pair-mullard-ecc83-12ax7-amp-tube-tubes-date-match-long-plate-test-no/ https://myvintagetubeamp.com/2023/10/14/vintage-pair-mullard-ecc83-12ax7-amp-tube-tubes-date-match-long-plate-test-no/#comments Sun, 15 Oct 2023 04:33:27 +0000 https://myvintagetubeamp.com/2023/10/14/vintage-pair-mullard-ecc83-12ax7-amp-tube-tubes-date-match-long-plate-test-no/ Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No
Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

Vintage Pair Mullard Ecc83 12ax7 Amp Tube Tubes Date Match Long-plate Test No

VINTAGE PAIR MULLARD ECC83 12AX7 AMP TUBE TUBES DATE MATCH LONG-PLATE TEST NOS BLACKBURN TUBES. Test results: 44/46 & 50/46 reference goos is 32 being the min. Tested on tube tester TV7 military calibrated. Also tested in an amplifier and a preamp, for audio sound. Please feel free to ask questions. Please study all pictures.
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