RCA 6AB4

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RCA 6AB4 EC92 VACUUM TUBE D GTR WARM SWEET TONE 1/2 OF 12AT7 SINGLE $9 Feb 14, 2026

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12 Vintage New Tubes RCA CBS GE + 6AF4A 6KT8 6JU8A 6BQ7A 6EA8 6AB4 6HM5/6HA5 ++ $24 Feb 13, 2026

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5-RCA 6AB4 Triode Tubes NOS Test Strong! $39 Feb 12, 2026

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RCA 6AB4 EC92 VACUUM TUBE VINTAGE WARM SWEET TONE 1/2 OF 12AT7 SINGLE $8 Feb 12, 2026

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RCA Tubes 50FK5 6AL5 6AU6 6CB6 35W4 1X2B 12AT7 6AK5 6AB4 Vacuum Electron Lot $40 Feb 2, 2026

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RCA JAN 6AB4 EC92 VACUUM TUBE VINTAGE WARM SWEET TONE 1/2 OF 12AT7 SINGLE $9 Feb 1, 2026

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6AB4 NOS RCA amplifier vintage radio audio electron vacuum tube tested EC92 6AB4 $8 Jan 25, 2026

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RCA 6AB4 vacuum tube NOS $5 Jan 22, 2026

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New Unused RCA 6AB4 / Old Vintage Ham Radio Tube Receiver Tuner Audio Amp $4 Jan 15, 2026

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Lot Of 14 Electronic Tubes RCA NEW(3CY5,4DE6,2EN5,6AL5,6AB4,4CS6,9AU7,EM84,35W4) $151 Dec 25, 2025

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6AB4 NOS RCA 1960 radio vintage amplifier audio vacuum tubes 2 valve tested EC92 $17 Dec 22, 2025

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2 RCA 6AB4 Vintage Scott Fisher Harmon Kardon tuner preamplifier tubes $9 Nov 26, 2025

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Vintage RCA 6AB4 Electron Tube, Vacuum Tube, New Old Stock in Box $11 Nov 21, 2025

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Vintage RCA 6AB4 Vacuum Tube Used Tested $7 Oct 27, 2025

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New Unused RCA 6AB4 / Old Vintage Ham Radio Tube Receiver Preamp Audio Amplifier $11 Oct 26, 2025

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6AB4 Vacuum Tubes (2) RCA NEW $15 Oct 10, 2025

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2 NOS RCA JAN 6AB4 Vacuum Tubes Frequency Converters & Oscillators for FM Radios $15 Sep 29, 2025

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RCA Made in USA EC92 6AB4 Black Plate Square Getter Valve Tube NOS Boxed (V63) £12 Aug 8, 2025

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10 NOS NIB Sylvania & RCA 6AB4 Black Plate Vacuum Tubes In Sleeves $90 Jul 22, 2025

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RCA 6AB4 Vacuum Tube NOS $7 Jul 20, 2025

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5 matched NOS RCA 6AB4 Vacuum Tubes - New Old Stock, Tested, Premium Quality $75 Jun 25, 2025

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Used Ok RCA radio amplifier audio vacuum tubes 6GX6 12AU7A 6AB4 $120 Apr 5, 2025

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Vintage NOS/NIB RCA 6AB4 Tube $5 Mar 11, 2025

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Vintage 6AB4 RCA Electron Tube Radiotron NOS Original Box Radio Corporation $6 Mar 11, 2025

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6AB4 Vacuum Tube (set of 3 ) , RCA $8 Jan 7, 2025

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6AB4 Vacuum Tube ( Lot of 5 ) , RCA Marconi NOS/NIB $14 Jan 4, 2025

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6AB4 EC92 TUBE LOT OF 2 TESTED RCA GE GENERAL ELECTRIC $7 Oct 24, 2024

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RCA 6AB4 Vacuum Tube $9 Jul 14, 2024

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Lot of 9 Vintage RCA Tubes - 6DK6 6660 6BE6 5879 6AB4 6AT6 6AN8A 6BU8 6AU6A $21 Jan 2, 2024

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RCA 6AB4 VACUUM TUBE VINTAGE $11 Mar 16, 2023

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6664/6AB4 RCA NOS BOXED VALVE TUBE (LC99) £12 Jun 28, 2022

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Vintage Radio Valve 6AB4 EC92 Triode Tube RCA Original NOS $23 May 26, 2022

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6AB4 RCA ELECTRON VACUUM TUBE NOS BOX RADIO GUITAR AMP HAM TV PART VTG $5 Jan 30, 2022

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6AB4 RCA ELECTRON VACUUM TUBE NOS BOX RADIO GUITAR AMP HAM TV PART VTG0 $5 Jan 30, 2022

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RCA 6AB4 Vintage Electron Tube w/ Original Box $14 Jan 13, 2022

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RCA 6AB4 Vintage Electron Tube w/ Original Box $10 Jan 13, 2022

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RCA - 6AB4 - Radiotron Vacuum/Radio Tube -Untested - USED - Y416 $4 Jan 13, 2022

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6AB4 G.E RCA ELECTRON VACUUM TUBE NOS BOX RADIO GUITAR AMP HAM TV PART VTG0 $5 Jan 2, 2022