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https://dougstubes.com/products/genelex-gold-lion-kt66-made-in-england-nos-original 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000032990.jpg?v=1750543318 Genelex Gold Lion KT66 Made in England NOS original *One Pair available* https://dougstubes.com/products/tesla-e88cc-6dj8-gold-pin-copy-1 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033465.jpg?v=1750795610 Amperex ECC88 6DJ8 Holland ANOS https://dougstubes.com/products/tesla-el84-6bq5-anos-used-matched-pair 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033003.jpg?v=1750797414 Tesla EL84 6BQ5 ANOS used Matched Pair https://dougstubes.com/products/telefunken-el84-6bq5-anos-used 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033005.jpg?v=1750797919 Telefunken EL84 6BQ5 ANOS used https://dougstubes.com/products/rca-7189-el84-6bq5-anos-used 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033004.jpg?v=1750960852 RCA 7189 EL84 6BQ5 ANOS used https://dougstubes.com/products/nos-rca-12ax7-1 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033549.jpg?v=1750961416 NOS RCA 12AX7 https://dougstubes.com/products/anos-telefunken-smooth-plate-12au7 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033551.jpg?v=1750965157 ANOS Telefunken smooth plate 12AU7 https://dougstubes.com/products/bendix-cea-jan-5992-matched-pair 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000034224.jpg?v=1752527926 Bendix CEA JAN 5992 Matched Pair https://dougstubes.com/products/anos-amperex-holland-gz34 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033703.jpg?v=1751656367 ANOS Amperex Holland GZ34 https://dougstubes.com/products/anos-rca-12au7-clear-top 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_RCA_12AU7_cleartop.jpg?v=1761753572 ANOS RCA 12AU7 Clear Top https://dougstubes.com/products/nos-ge-6550 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Matched_Pair_GE_6550.jpg?v=1756425020 NOS GE 6550 A pair of NOS RCA GE 6550s https://dougstubes.com/products/nos-sovtek-6550wa 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033736.jpg?v=1751847528 NOS Sovtek 6550WA matched pair https://dougstubes.com/products/matched-pair-sylvania-6l6gc 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033864.jpg?v=1751919451 Matched Pair Sylvania 6L6GC https://dougstubes.com/products/anos-ge-7581-matched-pair-kt66 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033876.jpg?v=1751921622 ANOS GE 7581 Matched Pair KT66 https://dougstubes.com/products/matched-pair-nos-sylvania-6l6gc 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000033874.jpg?v=1751922117 Matched Pair NOS Sylvania 6L6GC https://dougstubes.com/products/western-electric-396a-2c51-twin-triode-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Western_Electric_396A.jpg?v=1754350633 Western Electric 396A 2C51 twin triode ANOS https://dougstubes.com/products/sylvania-6l6wgb-5881-matched-pair-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000034143.jpg?v=1752432247 Sylvania 6L6WGB 5881 matched pair ANOS https://dougstubes.com/products/anos-brimar-ecc82-12au7 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000034146.jpg?v=1752433733 ANOS Brimar ECC82 12AU7 https://dougstubes.com/products/anos-mullard-ecc82-12au7 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000034148.jpg?v=1752434028 ANOS Mullard ECC82 12AU7 https://dougstubes.com/products/tung-sol-og3 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Tung_sol_OG3.jpg?v=1754256082 Tung-Sol OG3 https://dougstubes.com/products/amperex-ecc88-6dj8-bugle-boy-holland-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000034510.jpg?v=1753468603 Amperex ECC88 6DJ8 Bugle Boy Holland ANOS https://dougstubes.com/products/2007-johan-gustavsson-bluesmaster-custom-59 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000034555.jpg?v=1753746419 2007 Johan Gustavsson Bluesmaster Custom 59 https://dougstubes.com/products/2018-fender-60th-anniversary-58-jazzmaster-rosewood-2-color-burst 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Jazzmaster_58.jpg?v=1753808910 2018 Fender 60th Anniversary '58 Jazzmaster Rosewood 2 color Sunburst https://dougstubes.com/products/lm-ericsson-2c51-396a-twin-triode 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/1000034658.jpg?v=1753826487 LM Ericsson 2C51 396A twin triode https://dougstubes.com/products/la-radiotechnique-12au7wa-6189 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Radiotechnique_12AU7WA.jpg?v=1753921463 La Radiotechnique 12AU7WA 6189 https://dougstubes.com/products/westinghouse-5y3gt 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/NOS_5Y3GT.jpg?v=1753990755 Westinghouse 5Y3GT https://dougstubes.com/products/national-ge-5751-blackplate 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/GE_5751_blackplate.jpg?v=1753993912 National GE 5751 blackplate https://dougstubes.com/products/sovtek-12ax7wc-copy 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sovtek_12AX7WXT.jpg?v=1753995986 Sovtek 12AX7WXT+ https://dougstubes.com/products/sovtek-12ax7lp 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sovtek_12AX7LP.jpg?v=1753998549 Sovtek 12AX7LP https://dougstubes.com/products/sovtek-6c45pi 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sovtek_6C45Pi.jpg?v=1754071766 Sovtek 6C45Pi https://dougstubes.com/products/sovtek-6n1p 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/6N1P_EB.jpg?v=1754072271 Sovtek 6N1P https://dougstubes.com/products/45-power-amplifier-tube-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_45_tube.jpg?v=1754252774 45 power amplifier tube ANOS https://dougstubes.com/products/2a3-filament-triode-power-amplifier-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sylvania_2A3.jpg?v=1754253435 2A3 filament triode power amplifier ANOS https://dougstubes.com/products/anos-genelex-kt66 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_Genelex_KT66_Gr_Britain.jpg?v=1754330706 ANOS Genelex KT66 https://dougstubes.com/products/matched-pair-tung-sol-6l6gc-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Tung-Sol_6L6GC_ANOS_pair.jpg?v=1754352534 Matched Pair Tung-Sol 6L6GC ANOS https://dougstubes.com/products/matched-pair-fender-label-sylvania-6l6gc 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sylvania_6L6GC.jpg?v=1754422470 Matched Pair Fender label (Sylvania) 6L6GC https://dougstubes.com/products/matched-pair-fender-label-sylvania-6l6gc-late-distortion 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sylvania_anos.jpg?v=1754424037 Matched Pair Fender label (Sylvania) 6L6GC late distortion https://dougstubes.com/products/philips-ecg-6l6gc-str387-matched-pair-nos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Matched_Pair_NOS_Philips_STR_387.jpg?v=1754441954 Philips ECG 6L6GC STR387 Matched Pair NOS https://dougstubes.com/products/matched-pair-ge-6l6gc-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Matched_Pair_ANOS_GE_6L6GC.jpg?v=1754521101 Matched Pair GE 6L6GC https://dougstubes.com/products/1974-bozak-10-2d-professional-preamp-mixer 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Bozak_CMA_10-2D.jpg?v=1755031269 1974 Bozak 10-2D professional preamp/mixer https://dougstubes.com/products/nos-ge-5-star-5725-6as6-6187 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/GE_5_Star_5725_single.jpg?v=1755193085 NOS GE 5-Star 5725 6AS6 6187 https://dougstubes.com/products/nos-ge-5-star-5725-6as6-6187-copy 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/RCA_6AS6.jpg?v=1755193396 RCA 6AS6 5725 6187 https://dougstubes.com/products/phillips-miniwatt-gz34-5ar4-metal-base-1957 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Philips_Miniwatt_GZ34_1957.jpg?v=1755451463 ANOS Phillips / Miniwatt GZ34 / 5AR4 Metal Base 1957 https://dougstubes.com/products/matched-pair-amperex-el34-metal-base-disc-getter 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Amperex_EL34_pair.jpg?v=1755475461 Matched Pair Amperex EL34 Metal Base Disc Getter https://dougstubes.com/products/rca-5696-thyratron 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/RCA_5696.jpg?v=1755623691 RCA 5696 thyratron https://dougstubes.com/products/rca-6v6gta-matched-pair 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/RCA_6V6GTA_matched_pair.jpg?v=1755624125 RCA 6V6GTA matched pair https://dougstubes.com/products/western-electric-310a-voltage-amplifer-pentode-small-punch 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Western_Electric_310A_voltage_amplifier.jpg?v=1756687078 Western Electric 310A Voltage Amplifer Pentode Small Punch https://dougstubes.com/products/valve-electronics-cv4010-5654-6ak5w-6096 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Valve_Electronics_CV4010.jpg?v=1757004664 Valve Electronics CV4010 5654 6AK5W 6096 https://dougstubes.com/products/western-electric-417a-5842 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Western_Electric_417A.jpg?v=1757012588 Western Electric 417A 5842 https://dougstubes.com/products/amperex-pq-5842-417a 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Amperex_PA_5842.jpg?v=1757012945 Amperex PQ 5842 417A https://dougstubes.com/products/sovtek-5u4g 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sovtek_5U4G.jpg?v=1757374987 Sovtek 5U4G https://dougstubes.com/products/jan-raytheon-6528-twin-power-triode 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Raytheon_JAN_6528.jpg?v=1757445117 JAN Raytheon 6528 twin power triode New old stock Raytheon JAN 6528 https://dougstubes.com/products/nos-sovtek-6550wd-power-pentode 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sovtek_6550WD.jpg?v=1758320649 NOS Sovtek 6550WD power pentode https://dougstubes.com/products/siemens-ecc82-silver-plate-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Siemens_ECC82_silver_plate_ANOS.jpg?v=1758477006 Siemens ECC82 silver plate ANOS https://dougstubes.com/products/siemens-e82cc-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Siemens_E82CC_12AU7_6189.jpg?v=1758477228 Siemens E82CC ANOS https://dougstubes.com/products/philips-miniwatt-ecc82-12au7-6189-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Philips_MiniWatt_ECC82.jpg?v=1758477803 Philips MiniWatt ECC82 12AU7 6189 ANOS https://dougstubes.com/products/nos-westinhouse-ge-7027a 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Westinghouse_GE_7027A.jpg?v=1759523959 NOS Westinhouse GE 7027A https://dougstubes.com/products/anos-magnavox-sylvania-7027a 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Magnavox_Sylvania_7027A_ANOS.jpg?v=1759524672 ANOS Magnavox Sylvania 7027A https://dougstubes.com/products/nos-rca-7027a-d-getter 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/NOS_RCA_7027A.jpg?v=1759525650 NOS RCA 7027A D getter https://dougstubes.com/products/bryston-4-way-speaker-switch-box 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Bryston_4-way_speaker_switch_front.jpg?v=1759687597 Bryston 4 Way Speaker Switch Box https://dougstubes.com/products/jan-chs-sylvania-6l6ga-beam-power-tube 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/JAN_CHS_6L6GA.jpg?v=1759689894 JAN-CHS-Sylvania 6L6GA beam power tube https://dougstubes.com/products/hh-scott-model-130-stereo-preamp 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/HH_Scott_130_faceplate.jpg?v=1762812113 HH Scott model 130 stereo preamp https://dougstubes.com/products/framptone-a-b-amp-switcher 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Framptone_A_B_Amp_Switcher_top.jpg?v=1759789447 Framptone A/B amp switcher https://dougstubes.com/products/sylvania-6sn7gtb-nos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Sylvania_6SN7GTB_nos.jpg?v=1759961497 Sylvania 6SN7GTB NOS https://dougstubes.com/products/tung-sol-6sn7gtb-nos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Tung-Sol_6SN7GTB_new_old_stock.jpg?v=1759962148 Tung-Sol 6SN7GTB NOS https://dougstubes.com/products/cello-performance-amplifier-monoblock-pair 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Cello_Performance_Monoblock_pair.jpg?v=1760305850 Cello Performance Amplifier Monoblock (pair) https://dougstubes.com/products/cello-audio-palette-eq-equalizer-preamp-with-external-psu 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Cello_Audio_Palette_w_pwr_supply.jpg?v=1760827518 Cello Audio Palette EQ equalizer preamp with external PSU https://dougstubes.com/products/cello-audio-etude-passive-preamp 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Cello_Audio_Passive_Preamp.jpg?v=1760829841 Cello Audio Etude Passive Preamp https://dougstubes.com/products/anos-siemens-e88cc-6922-6dj8 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_Siemens_E88CC_6922_6DJ8.jpg?v=1762811483 ANOS Siemens E88CC 6922 6DJ8 https://dougstubes.com/products/anos-tungsram-e88cc-6922-6dj8 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_Tungsram_E88CC_6922_6DJ8.jpg?v=1762815480 ANOS Tungsram E88CC 6922 6DJ8 https://dougstubes.com/products/anos-amperex-pq-6922 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_Amperex_PQ_6922.jpg?v=1762817677 ANOS Amperex PQ 6922 https://dougstubes.com/products/svetlana-6550c-1 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Svetlana_6550C_reflektor.jpg?v=1763771494 Svetlana 6550C https://dougstubes.com/products/nos-mullard-ecc82-12au7-matched-pair2 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Amperex_Mullard_12AU7_matched_pair.jpg?v=1771356746 NOS Mullard ECC82 12AU7 Matched Pair(2) https://dougstubes.com/products/sylvania-6550-usa-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_Sylvania_6550_USA_matched_pair.jpg?v=1765747450 Sylvania 6550 USA ANOS https://dougstubes.com/products/anos-matched-quad-ge-6l6gc 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/ANOS_Matched_Quad_4_GE_6L6GC.jpg?v=1766096643 ANOS Matched Quad(4) GE 6L6GC https://dougstubes.com/products/tung-sol-12ax7-reissue 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/products/tungsol12ax7re-issue.jpg?v=1549578336 Tung-Sol 12AX7 reissue Tung Sol 12AX7 re-issue https://dougstubes.com/products/electro-harmonix-el84-6bq5 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/EHEL84.jpg?v=1767739450 Electro Harmonix EL84 6BQ5 https://dougstubes.com/products/rca-5y3gt-anos 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/RCA_5Y3GT_ANOS.jpg?v=1768343423 RCA 5Y3GT ANOS https://dougstubes.com/products/jan-ge-6x4wa 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/jange6x4.jpg?v=1767393790 JAN GE 6X4WA https://dougstubes.com/products/jan-philips-5750 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/products/jan-philips-5750-6be6.jpg?v=1549578890 JAN Philips 5750 https://dougstubes.com/products/cello-audio-suite-mainframe-preamp-control-center-with-external-psu 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Cello_Audio_Suite_Mainframe_with_PSU.jpg?v=1768778388 Cello Audio Suite Mainframe preamp control center with external PSU https://dougstubes.com/products/valvo-ecc88-6dj8-6922 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Valvo_ECC88.jpg?v=1770753236 Valvo ECC88 6DJ8 6922 https://dougstubes.com/products/vintage-soviet-uylanov-6c33c-b-power-tube 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/Russian_6C33C-B.jpg?v=1771024306 Vintage Soviet Uylanov 6C33C-B power tube https://dougstubes.com/products/nos-sovtek-kt88-matched-quad-1999 2026-04-08T04:53:30-04:00 daily https://cdn.shopify.com/s/files/1/0329/9801/files/NOS_Sovtek_KT88_matched_quad.jpg?v=1775423821 NOS Sovtek KT88 matched quad 1999