cv 491

Subito

Quartetto di valvole Mullard CV491, 12AU7/ ECC82 Subito €630 19% Jul 14, 2024

ACME Elettronica

Quartetto di valvole Mullard CV491, 12AU7/ ECC82 ACME Elettronica €730 May 9, 2025

Yahoo Auctions Taiwan

Mullard 12AU7 ECC82 CV491 長屏 方環 真空管1只 Yahoo Auctions Taiwan NT$5,750 Dec 13, 2025

Audio Graffiti

MULLARD CV491 E82CC ECC802S 12AU7 RARE! Audio Graffiti - Feb 19, 2021

Saigon Audio

Cặp bóng đèn Siemens 12AU7 CV491 K1007 (Telefunken-tool) NOS NIB Saigon Audio ₫5,000,000 285% Sep 13, 2021

OldSound

12AU7 JHS SYLVANIA CV491 6189 ECC82 B329 MILITARY STANDARD VALVE DOUBLE TRIODE PRE-AMPLIFICATION NOS/NIB OldSound €99 18% Sep 1, 2023

OldSound

12AU7 JHS SYLVANIA CV491 6189 ECC82 B329 VALVE MILITARY STANDARD VALVE DOUBLE TRIODE PRE-AMPLIFICATION NOS/NIB OldSound €83 41% Sep 1, 2023

OldSound

12AU7 GENERAL ELECTRIC ECC82 M8136 B329 CV491 ECC802 VALVE QUARTET DOUBLE TRIODE PREAMPLIFICATION 100% OK OldSound €153 29% Sep 1, 2023

OldSound

5814A JAN SYLVANIA VALVE 12AU7 E82CC ECC802S CV491 6189 DOUBLE TRIODE PREAMPLIFIATION NOS/NIB OldSound €58 Mar 15, 2024

OldSound

6189 JAN SYLVANIA CV4004 12AU7 E82CC ECC802S CV491 VALVE PAIR DOUBLE TRIODE PREAMPLIFICATION NOS/NIB OldSound €139 Jan 23, 2025

OldSound

5814A GENERAL ELECTRIC (CEI trademark) 12AU7 E82CC CV491 6189 6067 6680 VALVE DOUBLE TRIODE PREAMPLIFICATION NOS/NIB OldSound €59 51% Sep 1, 2023

OldSound

ECC82 SIEMENS (Branded TOGO) 12AU7 CV491 ECC802S E82CC VALVE DOUBLE TRIODE AUDIO PREAMPLIFIER NOS/NIB OldSound €189 Feb 20, 2024

OldSound

12AU7 JAN JRP RAYTHEON E82CC ECC82 B329 CV491 VALVE MILITARY STANDARD DOUBLE TRIODE PREAMPLIFICATION NOS/NIB OldSound €109 1% Sep 1, 2023

OldSound

ECC82 EI VALVE ELEKTRONSKA INDUSTRIJA (TELEFUNKEN Eastern Europe) ECC802S E82CC CV491 DOUBLE TRIODE AUDIO PREAMPLIFIER NOS/NIB OldSound €179 Nov 13, 2025

OldSound

5814A GENERAL ELECTRIC USAF 12AU7 E82CC CV491 6189 6067 6680 PAIR VALVE DOUBLE TRIODE PREAMPLIFICATION NOS/NIB OldSound €139 Sep 1, 2023

OldSound

6189 JAN SYLVANIA CV4004 12AU7 E82CC ECC802S CV491 VALVE PAIR DOUBLE TRIODE PREAMPLIFIATION NOS/NIB OldSound €129 Mar 15, 2024

OldSound

5814A RCA 12AU7 E82CC CV491 6189 6067 6680 PAIR VALVE DOUBLE TRIODE "TRIPLE MICA" PREAMPLIFICATION 100% OK OldSound €199 Sep 1, 2023

OldSound

12AU7 JHS SYLVANIA PAIR VALVE CV491 6189 ECC82 B329 MILITARY STANDARD VALVE DOUBLE TRIODE PRE-AMPLIFICATION 100% OK OldSound €109 16% Sep 1, 2023

OldSound

ECC82 TUNGSRAM 12AU7 E82CC CV491 ECC802S B329 VALVE PAIR DOUBLE TRIODE AUDIO PREAMPLIFIER NOS/NIB OldSound €129 Feb 20, 2024

OldSound

ECC82 VALVO 12AU7 CV491 ECC802S E82CC VALVE DOUBLE TRIODE AUDIO PREAMPLIFIER "GERMANY D code" 100% OK OldSound €94 Feb 20, 2024

OldSound

12AU7 BRIMAR "ORIGINAL" ECC82 E82CC B329 CV491 ECC802S 6189 VALVE DOUBLE TRIODE PREAMPLIFIATION NOS/NIB OldSound €194 Mar 16, 2024

OldSound

12AU7 JAN JRC RCA CV491 E82CC ECC82 B329 VICTOR MILITARY STANDARD VALVE DOUBLE TRIODE PREAMPLIFICATION NOS/NIB OldSound €189 Sep 1, 2023

OldSound

5814A JAN SYLVANIA ECG PHILIPS VALVE 12AU7 E82CC ECC802S CV491 6189 DOUBLE TRIODE PREAMPLIFIATION NOS/NIB OldSound €54 Mar 15, 2024

OldSound

5814A GENERAL ELECTRIC (CEI trademark) "BLACK PLATE" 12AU7 E82CC CV491 6189 6067 6680 VALVE DOUBLE TRIODE NOS/NIB OldSound €49 Sep 1, 2023

OldSound

E82CC SIEMENS (≠ code) PHILIPS VALVE 6189 12AU7 ECC82 CV491 ECC802S SPECIAL DOUBLE TRIODE AUDIO PREAMPLIFIER NOS/NIB OldSound €379 Aug 17, 2024

OldSound

ECC82 VALVO 12AU7 CV491 ECC802S E82CC PAIR VALVE DOUBLE TRIODE AUDIO PREAMPLIFIER "GERMANY D code" 100% OK OldSound €219 Feb 20, 2024

OldSound

ECC82 TELEFUNKEN VALVOLA 12AU7 E82CC CV491 B329 ECC802S "RIBBED PLATE" DOUBLE TRIODE AUDIO PREAMPLIFIATION 100% OK OldSound €79 Aug 9, 2025

OldSound

5814A GENERAL ELECTRIC (CEI) 12AU7 E82CC CV491 6189 6067 6680 PAIR VALVE DOUBLE TRIODE "TRIPLE MICA" PREAMPLIFICATION NOS/NIB OldSound €169 Sep 1, 2023

OldSound

E82CC SIEMENS (GERMANY ®) TUBE PAIR 6189 12AU7 ECC82 CV491 ECC802S SPECIAL DOUBLE TRIODE AUDIO PREAMPLIFIER 100% OK OldSound €169 Jan 23, 2025

OldSound

ECC82 TELEFUNKEN VALVOLA 12AU7 E82CC CV491 B329 ECC802S "RIBBED PLATE" DOUBLE TRIODE AUDIO PREAMPLIFIATION 110% OK OldSound €229 Aug 9, 2025

OldSound

ECC82 TELEFUNKEN VALVOLA 12AU7 E82CC CV491 B329 ECC802S "RIBBED PLATE" DOUBLE TRIODE AUDIO PREAMPLIFIATION 110% OK OldSound €219 Aug 9, 2025

OldSound

ECC82 MULLARD (IEC) 12AU7 E82CC CV491 B329 ECC802S VALVE UK DOUBLE TRIODE AUDIO PREAMPLIFIER 100% OK OldSound €89 Mar 1, 2024

OldSound

ECC82 TELEFUNKEN VALVOLA 12AU7 E82CC CV491 B329 ECC802S "RIBBED PLATE" DOUBLE TRIODE AUDIO PREAMPLIFIATION 110% OK OldSound €89 Aug 9, 2025

OldSound

12AU7 AMPEREX "DELTA ? code" ECC82 CV491 6189 B329 ECC802S M8136 VALVE COUPLE DOUBLE TRIODE AUDIO PREAMPLIFICATION 100% OK OldSound €194 Sep 1, 2023

OldSound

ECC82 TELEFUNKEN 12AU7 E82CC CV491 B329 ECC802S "SMOOTH PLATE" VALVE DOUBLE TRIODE QUAD AUDIO PREAMPLIFIATION 100% OK OldSound €299 Feb 16, 2024

OldSound

12AU7 RCA ECC82 CV491 E82CC B329 ECC802S VALVE PAIR DOUBLE TRIODE AUDIO PREAMPLIFICATION "DARK PLATE" 100% OK OldSound €49 Feb 6, 2025

OldSound

12AU7 WESTINGHOUSE ECC82 E82CC CV491 B329 ECC802S PAIR VALVE DOUBLE TRIODE "BLACK PLATE" AUDIO PREAMPLIFICATION NOS/NIB OldSound €109 Sep 1, 2023

OldSound

ECC82 TELEFUNKEN 12AU7 E82CC CV491 B329 ECC802S "SMOOTH PLATE" VALVE DOUBLE TRIODE PAIR AUDIO PREAMPLIFIATION 100% OK OldSound €149 Feb 16, 2024

OldSound

12AU7 RCA ECC82 CV491 E82CC B329 ECC802S VALVE PAIR DOUBLE TRIODE AUDIO PREAMPLIFICATION "DARK PLATE" 100% OK OldSound €44 Feb 7, 2025

OldSound

ECC82 TELEFUNKEN VALVOLA 12AU7 E82CC CV491 B329 ECC802S "RIBBED PLATE" DOUBLE TRIODE QUAD AUDIO PREAMPLIFIATION 100% OK OldSound €329 Aug 9, 2025

OldSound

ECC82 MULLARD 12AU7 E82CC CV491 B329 ECC802S UK "B code" DOUBLE TRIODE VALVE AUDIO PREAMPLIFICATION NOS/NIB OldSound €94 Sep 1, 2023

OldSound

12AU7 ECC82 BRIMAR (HALTRON Brand) VALVE CV491 E82CC ECC802S 6189 B329 AUDIO PREAMPLIFIER HIFI HI-END NOS/NIB OldSound €179 Jun 20, 2025

OldSound

12AU7 RCA ECC82 CV491 E82CC B329 ECC802S VALVE PAIR DOUBLE TRIODE AUDIO PREAMPLIFICATION "Grey DARK PLATE" 100% OK OldSound €59 Feb 7, 2025

OldSound

ECC186 PHILIPS MINIWATT ECC82 12AU7 7316 ECC802S E82CC B329 CV491 SPECIAL QUALITY DOUBLE AUDIO TRIODE PREAMPLIFIER NOS/NIB OldSound €899 10% Sep 1, 2023

OldSound

12AU7 RCA "CLEAR TOP type" VALVE E82CC ECC82 B329 6189 CV491 ECC802S TRIO DOUBLE TRIODE AUDIO PREAMPLIFIER 100% OK OldSound €129 Sep 27, 2024

OldSound

6189W 6189 SIEMENS (GERMANY ®) E82CC 12AU7 ECC82 B329 CV491 ECC802S SPECIAL DOUBLE TRIODE VALVE AUDIO PREAMPLIFIER NOS/NIB OldSound €119 27% Feb 25, 2022

OldSound

E82CC 6189W SIEMENS (GERMANY ®) 6189 12AU7 ECC82 B329 CV491 ECC802S SPECIAL DOUBLE TRIODE VALVE AUDIO PREAMPLIFIER NOS/NIB OldSound €189 Nov 15, 2023

OldSound

12AU7 RT LA RADIOTECHNIQUE ECC82 E82CC CV491 B329 ECC802S DOUBLE TRIODE VALVE "17mm PLATE" AUDIO PREAMPLIFICATION NOS/NIB OldSound €209 24% Sep 1, 2023