MarconiUsedKT66Vacuum TubeIn GEC BoxMade in England Marked as Made in UK & British Made Fully tested by calibrated Hickok 539C tube testerwith no shorts, leakage or gas. Measurement: 5800where minimum good value is 3150 Also, measured using Maxi-matcher tester:Plate Current: 54.3 (spec: 12 - 48)Transconductance: 3.44 (spec: >2.2) I will gladly combine shipping upon request. __________ The tube(s) in this sale include a 30-day satisfaction guarantee.I strive to ensure you have a completely satisfactory purchase experience.If you are unhappy with your purchase for any reason,you can return the item for a full refund. Please contact me directly prior to opening a return or leaving feedback.I will almost always reply at least within 24 hours to remedy the situation for you with direct communication.

1 matched pair NOS Marconi KT66.Very strong measures. PRIVATVERKAUF! Forreign Bidders: please ask for your exact freightcosts! *KEINE ABMAHNUNG OHNE KONTAKTAUFNAHME*Sollte irgendwelcher Inhalt oder die designtechnische Gestaltung einzelner Angebotsseiten oder Teile dieses Angebots fremde Rechte Dritter oder gesetzliche Bestimmungen verletzen oder anderweitig in irgendeiner Form wettbewerbsrechtliche Probleme hervorbringen, so bitte ich unter Berufung auf § 8 Abs Ich. 4 UWG, um eine angemessene, ausreichend erläuternde und schnelle Nachricht ohne Kostennote. Ich garantiere, dass die zu Recht beanstandeten Passagen oder Teile dieser Angebotswebseiten in angemessener Frist entfernt bzw. den rechtlichen Vorgaben umfänglich angepasst werden, ohne dass von Ihrer Seite die Einschaltung eines Rechtsbeistandes erforderlich ist. Die Einschaltung eines Anwaltes, zur für den Dienstanbieter kostenpflichtigen Abmahnung, entspricht nicht dessen wirklichen oder mutmaßlichen Willen und würde damit einen Verstoß gegen § 13 Abs. 5 UWG, wegen der Verfolgung sachfremder Ziele als beherrschendes Motiv der Verfahrenseinleitung, insbesondere einer Kostenerzielungsabsicht als eigentliche Triebfeder, sowie einen Verstoß gegen die Schadensminderungspflicht darstellen.

Vintage Audio UKVALVE AMPLIFIERS . TURNTABLES . LOUDSPEAKERS . VALVES TANNOY . QUAD . LEAK . GARRARD . SME . ROGERS . LOWTHER . DECCA MULLARD . BRIMAR . GEC . MAZDA . MARCONI WORLDWIDE SHIPPINGDescription Rare MWT Marconi / Osram MU14 Valve Tube Black Plate- 1940s1: MWT Marconi MU14 - LL 10 Valve Tube Black PlateTested good working in amplifier Please check the photos I Will Ship Worldwide!Check my other auctions for vintage audio. Shipping Policy Worldwide postage through eBay global shipping programme. All items are sent within 3-5 days of auction ending. All orders are tracked with DHL, UPS, DPD or Royal Mail with protective packing for transit. Thank you for looking, please check my other eBay auctions Vintage Audio UK BRITISH AUDIO SPECIALISTS FOR 25 YEARS

Vintage Audio UKVALVE AMPLIFIERS . TURNTABLES . LOUDSPEAKERS . VALVES TANNOY . QUAD . LEAK . GARRARD . SME . ROGERS . LOWTHER . DECCA MULLARD . BRIMAR . GEC . MAZDA . MARCONI WORLDWIDE SHIPPINGDescription Large Collection of Vintage Valves Tubes , mostin original boxed Brands inc Marconi Osram Mullard GEC etcFor Valve Amplifiers & Radios etcAll valves in the photo included in the auctionPlease check the photos I Will Ship Worldwide!Check my other auctions for vintage audio. Shipping Policy Worldwide postage through eBay global shipping programme. All items are sent within 3-5 days of auction ending. All orders are tracked with DHL, UPS, DPD or Royal Mail with protective packing for transit. Thank you for looking, please check my other eBay auctions Vintage Audio UK BRITISH AUDIO SPECIALISTS FOR 25 YEARS

Marconi Z77 Square Getter Valve x1These items will be well packed Postage cost - UK - £10 Worldwide - £30Combined postage cost if you win 3 or more valves.Please do not hesitate to ask any questions. Thank you

Marconi U78 , 6X4 Valve x2These items will be well packed Postage cost - UK - £10 Worldwide - £30Combined postage cost if you win 3 or more valves.Please do not hesitate to ask any questions. Thank you

Vintage Audio UKVALVE AMPLIFIERS . TURNTABLES . LOUDSPEAKERS . VALVES TANNOY . QUAD . LEAK . GARRARD . SME . ROGERS . LOWTHER . DECCA MULLARD . BRIMAR . GEC . MAZDA . MARCONI WORLDWIDE SHIPPINGDescription Large Collection of Vintage Valves Tubes , mostin original boxed Brands inc Marconi Osram Mullard GEC etcFor Valve Amplifiers & Radios etcAll valves in the photo included in the auctionPlease check the photos I Will Ship Worldwide!Check my other auctions for vintage audio. Shipping Policy Worldwide postage through eBay global shipping programme. All items are sent within 3-5 days of auction ending. All orders are tracked with DHL, UPS, DPD or Royal Mail with protective packing for transit. Thank you for looking, please check my other eBay auctions Vintage Audio UK BRITISH AUDIO SPECIALISTS FOR 25 YEARS

Marconi U78 , 6X4 Valve x2These items will be well packed Postage cost - UK - £10 Worldwide - £30Please do not hesitate to ask any questions. Thank you

Marconi Z77 Square Getter Valve x1These items will be well packed Postage cost - UK - £10 Worldwide - £30Please do not hesitate to ask any questions. Thank you

Marconi U78 , 6X4 Valve x2These items will be well packed Postage cost - UK - £10 Worldwide - £30Please do not hesitate to ask any questions. Thank you

Vintage Audio UKVALVE AMPLIFIERS . TURNTABLES . LOUDSPEAKERS . VALVES TANNOY . QUAD . LEAK . GARRARD . SME . ROGERS . LOWTHER . DECCA MULLARD . BRIMAR . GEC . MAZDA . MARCONI WORLDWIDE SHIPPINGDescription Large Collection of Marconi Osram Mullard Valves Tubes etcFor Valve Amplifiers etcAll valves in the photo included in the auctionPlease check the photos I Will Ship Worldwide!Check my other auctions for vintage audio. Shipping Policy Worldwide postage through eBay global shipping programme. All items are sent within 3-5 days of auction ending. All orders are tracked with DHL, UPS, DPD or Royal Mail with protective packing for transit. Thank you for looking, please check my other eBay auctions Vintage Audio UK BRITISH AUDIO SPECIALISTS FOR 25 YEARS

Vintage Audio UKVALVE AMPLIFIERS . TURNTABLES . LOUDSPEAKERS . VALVES TANNOY . QUAD . LEAK . GARRARD . SME . ROGERS . LOWTHER . DECCA MULLARD . BRIMAR . GEC . MAZDA . MARCONI WORLDWIDE SHIPPINGDescription Large Collection of Marconi Osram Mullard Valves Tubes For Valve Amplifiers etcAll valves in the photo included in the auctionPlease check the photos I Will Ship Worldwide!Check my other auctions for vintage audio. Shipping Policy Worldwide postage through eBay global shipping programme. All items are sent within 3-5 days of auction ending. All orders are tracked with DHL, UPS, DPD or Royal Mail with protective packing for transit. Thank you for looking, please check my other eBay auctions Vintage Audio UK BRITISH AUDIO SPECIALISTS FOR 25 YEARS

Vintage Audio UKVALVE AMPLIFIERS . TURNTABLES . LOUDSPEAKERS . VALVES TANNOY . QUAD . LEAK . GARRARD . SME . ROGERS . LOWTHER . DECCA MULLARD . BRIMAR . GEC . MAZDA . MARCONI WORLDWIDE SHIPPINGDescription Large Collection of Marconi Osram Mullard Valves Tubes For Valve Amplifiers etcAll valves in the photo included in the auctionPlease check the photos I Will Ship Worldwide!Check my other auctions for vintage audio. Shipping Policy Worldwide postage through eBay global shipping programme. All items are sent within 3-5 days of auction ending. All orders are tracked with DHL, UPS, DPD or Royal Mail with protective packing for transit. Thank you for looking, please check my other eBay auctions Vintage Audio UK BRITISH AUDIO SPECIALISTS FOR 25 YEARS

Tested and Matched Pair Marconi KT66 Glass Valve Tubes, EX+. Tested on my Orange Divo VT-1000 valve amp tester, as show in the photographs here.

Tested and Matched Pair Marconi KT66 Glass Valve Tubes, EX+. Tested on my Orange Divo VT-1000 valve amp tester, as show in the photographs here.

A pair or Marconi KT66 /CV321 output valves, tested 100%, sold as new old stock, matching black bases

A VINTAGE MARCONI KT66 VALVE AS PER PHOTOSCHECKED ON AVO MK 4 TESTER AT 5 VOLTS FILAMENT.TESTS AT Ia 72FREE POSTAGE UK ONLYTHANKS FOR LOOKING

A VINTAGE MARCONI KT66 VALVE AS PER PHOTOSCHECKED ON AVO MK 4 TESTER AT 5 VOLTS FILAMENT.TESTS AT Ia 78FREE POSTAGE UK ONLYTHANKS FOR LOOKING

Marconi B36 , FD 4 , Metal Base Valve x1Tested workingThese items will be well packed for UK, Worldwide ShippingPlease do not hesitate to ask any questions. Thank you

Marconi B36 , FD 4 , Metal Base Valve x1Tested workingThese items will be well packed for UK, Worldwide ShippingPlease do not hesitate to ask any questions. Thank you

Marconi B36 , GG 4 , Metal Base Valve x1Tested workingThese items will be well packed for UK, Worldwide ShippingPlease do not hesitate to ask any questions. Thank you

Marconi B36 , GG 4 , Metal Base Valve x1Tested workingThese items will be well packed for UK, Worldwide ShippingPlease do not hesitate to ask any questions. Thank you

Marconi B36 , FD 4 , Metal Base Valve x1Tested workingThese items will be well packed for UK, Worldwide ShippingPlease do not hesitate to ask any questions. Thank you

Marconi B36 , FD 4 , Metal Base Valve x1Tested workingThese items will be well packed for UK, Worldwide ShippingPlease do not hesitate to ask any questions. Thank you