12ax7 baldwin

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12AX7 BALDWIN (CC83) # CASI NOS (4490) €77 Aug 26, 2023
- Dec 22, 2025

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12AX7 SYLVANIA/Baldwin NOS Guitar Bass Players - Tubes Same Codes! Tested Strong £39 Sep 12, 2025
- Dec 22, 2025

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12AX7 SYLVANIA/Baldwin NOS Guitar Bass Players - Tubes Same Codes! Tested Strong £39 Sep 12, 2025
- Dec 23, 2025

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Three 12AX7 Tubes, Baldwin Brand By Sylvania, NOS Ratings, For Guitar Amps $75 Nov 30, 2025

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12AX7 SYLVANIA/Baldwin NOS Guitar Bass Players - Tubes Same Codes! Tested Strong $52 Oct 20, 2024

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12AX7 SYLVANIA/Baldwin NOS Guitar Bass Players - Tubes Same Codes! Tested Strong $52 Nov 6, 2024

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2 x 12AX7 Sylvania/Baldwin Tubes*Long Pl-O*Super Strong Testing Pair*1960*#17 $68 Dec 2, 2025

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2 x 12AX7 Sylvania/Baldwin Tubes*Long plates-O*Very Strong Matched Pair*1965*#P3 $63 Dec 10, 2025

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12AX7 SYLVANIA/Baldwin NOS Guitar Bass Players - Tubes Same Codes! Tested Strong €44 Feb 27, 2024
- Dec 22, 2025

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12AX7 SYLVANIA/Baldwin NOS Guitar Bass Players - Tubes Same Codes! Tested Strong €44 Sep 18, 2023
- Dec 22, 2025

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Sylvania 12AX7 for Baldwin Tests NOS on TV7 D/U Nice Label $25 Oct 3, 2025

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12AX7 ECC83 Baldwin by TOSHIBA 💎AMPLITREX Tested Ultra Low Noise & Microphonic HK$295 Oct 14, 2025
- Dec 23, 2025

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12AX7 ECC83 Baldwin by SYLVANIA AMPLITREX Tested Long Gray Plate Halo Getter USA €34 Dec 10, 2025
- Dec 22, 2025

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12AX7 ECC83 Baldwin by SYLVANIA Matched Pair – Long Gray Plates Halo Getter USA HK$819 Dec 10, 2025
- Dec 22, 2025

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RARE Baldwin 12ax7/ECC83 Gray Plate tubes $44 Sep 1, 2025

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12AX7 ( ECC83 ) NOS Baldwin by SYLVANIA Long Gray Plate O Getter Tested Tube USA $52 Apr 5, 2025

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Matched Quad Baldwin 12AX7 Black Plate Triode Preamp Tubes Tested $115 Dec 10, 2025

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Pair of Baldwin 12ax7 Tested Strong E1F1 $40 Sep 3, 2025

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Baldwin/Sylvania 12AX7 Vacuum Tube TV7 Tested Strong $39 Dec 19, 2025

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Baldwin 12AX7 tube - made in Japan - 1963 - tested on Maxi-Preamp 2 tester $30 May 28, 2024

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One Baldwin 12ax7 Tested good G2 $15 Sep 3, 2025

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One Baldwin 12ax7 Tested Strong G1 $20 Sep 3, 2025

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One Baldwin 12ax7 Tested Strong C1 $20 Sep 3, 2025

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One Baldwin 12ax7 Tested Strong F2 $20 Sep 3, 2025

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16 TUBE LOT 12AX7 ECC83 NOT Tested BALDWIN, EDICRON,Raytheon,ZENITH,Long Plate $236 Apr 10, 2025

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12AX7 ECC83 NOS Baldwin by Sylvania Low Noise Phono Matched Trio Test Strong USA €134 Oct 2, 2025
- Dec 22, 2025

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12AX7 ( ECC83 ) NOS Baldwin by SYLVANIA Long Gray Plate O Getter Tested Tube USA €44 Mar 31, 2025
- Dec 22, 2025

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BALANCED GAIN (91.5, 91.7) RAYTHEON? FOR BALDWIN 12AX7A / ECC83 TUBE JAPAN $34 Dec 20, 2025

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BALANCED GAIN (91.5, 91.6) RAYTHEON? BALDWIN 12AX7A TUBE HIGH GM (1855, 1827) $39 Dec 20, 2025

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Baldwin 12AX7 ECC83 Long Grey Plate O-Getter Maxi-Preamp II Test = NOS BN4509 $34 Nov 22, 2025

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Lot Of 4 Sylvania Baldwin 12AX7 Grey Plate O-getter M Tubes TV7 Tested Strong $100 Sep 15, 2025

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1966 Sylvania 12AX7 Halo getter *Amplitrex Tested Strong* Baldwin Labeled ECC83 $30 Dec 22, 2022

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Baldwin 12ax7 Vacuum Tubes - Pair - Tested Good - Black Plate - Vintage Auction bid
- Dec 20, 2025

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TESTED GAIN (89.4, 94.9) RAYTHEON? FOR BALDWIN 12AX7A / ECC83 TUBE MADE IN JAPAN $39 Dec 20, 2025

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Baldwin Sylvania 12AX7 ECC83 Tubes-Matched Maxi-Preamp II Test = NOS++ BN4505 $94 Nov 22, 2025

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THREE VINTAGE 12AX7A ECC83 7025 RCA, BALDWIN, REALISTIC GOLD VINTAGE TUBES #3 $81 May 25, 2024