This is a used pair of matched Sylvania 6L6GB power-amp tubes. They have been tested with no shorts or grid leakage. See attached photos. Shipping is to the lower 48 states via USPS and is also available for international shipping..

NOS Matched Quad 7403 / TE-74 Power tubes . If you get the 7403 to 6L6 Adapters that are on ebay you can turn these tubes into 6L6 Tubes . Here is the Link : https://www.ebay.com/itm/204078453849 These Tubes are For Sure The Highest Quality . They are All Made the exact same design . Made with ceramic Spacers and Heavy duty Glass In Case you want Two Matched Quads . I do have another NOS Matched Quad Available the same as the Quad in the Photos . For this sale you will get 4 tubes in the Photos for the Price . All of them 100% Guaranteed working excellent Some Comments from other buyersvery nice tubes, thank you++++++++++++++++++++++++++++RARE~ Nos Nib Match Pair Mullard Pinch Waist PCC88 7DJ8 Tubes 1957 Red V Big D Wow, nice tubes! Excellent eBay seller and thanks!NOS Match Quad 6085 / E80CC / 6414 Raytheon Manley Labs 3 Mica TALL Black Plates Smooth transaction. Fast shipping.NOS Matched Trio 3 Mica 5751 12AX7 ECC83 7025 Vintage G.E. Tubes Gold Pin G-Logo Excellent ebay seller! Fast shipper! A+A+A+A+A+DEFOREST SPHERICAL AUDION TUBE SINGLE WING HIGH QUALITY REPORDUCTION WORKS NEW perfect12 Piece NOS NEW Vintage General Electric 6C4 BIG D Getter EC90 CV133 Tubes 1951 Wonderful tubes. Thanks very much.Very rare Design NOS 6V6GT 6V6 7408 Westinghouse USA Match Pair 1960s D Getter Great tube! Very nice. Item was well-packed, fast shipping, and communicative seller. Highly recommended.NOS Mullard Gold Pin E88CC/01 *Perfect already in my safe. very goodinvetmentFive Coins Silver Rounds Liberty One ounce .999 Pure 1854 Beautiful NEW TROY OZGreat tubes! Great packing too. Thanks very much! A great eBay seller!21 Remington 2050 VT-245 CV2565 tubes A FUN SELLER %% ANYWAY AT THE NEXT MEETINGTNOS Match Quad 6085 / E80CC / 6414 Raytheon Manley Labs 3 Mica TALL Black Plates Great tubes, packaged very nicely and shipped quickly. Thanks!Genuine Telefunken Etched NOS PAIR EF184 6EJ7 Z749 German Gold Pin 2 Tubes RARE GoodNOS Mullard GZ34 5AR4 British Tube New B2G4 Code 1962 INNER SILVER Plate OO Getgood seller12 Piece NOS NEW Vintage General Electric 6C4 BIG D Getter EC90 CV133 Tubes 1951 Beautiful fish great communication and support, fast shippingNOS NIB General Electric PAIR rectifier tubes 80 280 80W 380 Metal Base D Getter Excellent seller with first-class service. Great communication and fast shipping! Highly recommended.RARE GOLD *NOS Match Pair E88CC/01 6922 ECC88 CCA Mullard 1960s British 1960s

Up for auction is this strong testing pair of black plate General Electric 6L6GB audio tubes. Both tubes would make a super nice addition to anyones collection or to use either one. Both tubes were tested on my TV-7 tester where 25 is the required minimum and both tubes had no leaks or shorts. Please, look at the above pictures for test scores as well as the overall cosmetic condition of each tube. Thanks For Looking! No International Shipping!!!

2 Vintage Tested GE USA made Rogers Branded Black Plate 6L6GB Vacuum tubes! Please see the detailed pictures and info You are bidding on a Matched Pair of vintage GE USA 6L6GB vacuum tubes. Tubes feature clear tops with side D getters and Black plates.Tubes have been matched for current draw. Tubes have been tested on a recently calibrated Hickok TV7 tube tester with a digital meter. Tubes test as follows:Tube 1 : 43.0 Tube 2 : 43.6 Current draw on my TV7 tester : Tube 1 : 44.1 tube 2 : 43.2 Mininum good test value on a TV7 tester for an 6l6 tube is 25. The tubes all test within or near the NOS range. Tubes are guaranteed to be in good working order within one week of delivery. If a tube ends up bad just send it back for a refund on the cost of the bad tube. Shipping costs will not be reimbursed . See pictures for details. If you have any questions please email. I will ship worldwide.Buyer to pay all shipping costs including brokerage and taxes if any. Item is located in Canada but will be shipped with the USPS for USA buyers or Canada Post for Canadian buyers. For overseas buyers : Please email for options as sometimes Canada post is cheaper for overseas shipping with Surface post. Please wait for my invoice before paying to avoid any hassles. I do combine shipping to save you costs! See my other auctions for more vintage audio gear! Local pickup in Vancouver BC is also available. GOOD LUCK!!!!!!!

2 x 6L6gb Sylvania Tubes Made in USA Matched by mA Ask any questions before buying, not after Tested on Enhanced Triplett E3444 Laboratory Tester by Paul Hart of Ga. 6250 micromhos @ 73 mA 6000 micromhos @ 67 mA Industry Bogey(100%) = 6000 micromhos @72mA +/- 10% The measurements in this listing were taken on a Triplett 3444 modified to test the tube as an amplifier in accordance with RMA/EIA specifications, utilized by all US and most foreign tube manufacturers. This tester applies test conditions for this tube as shown below (including the precise filament voltage) and then measures transconductance (gm) in accordance with the engineering definition of gm. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. A tube must be tested in this manner to compare its test results with the manufacturer’s original intent or with other tubes of the same type. Most tube testers do not apply the test conditions required or conduct a valid gm test. For more details on the test and our test equipment, please contact us.The test conditions for this listing are__250_Volts plate, __250_Volts screen, ___-14.0___Volts bias or Cathode resistance*What were your tubes tested at? I do combine shipping

(2) Sylvania 5881 6L6GB J5m / Old Vintage Tube Tested Strong. Condition is Used. Shipped with USPS Ground Advantage.

JOB LOT BUNDLE VALVOLE VALVES 6L6GB 8PEZZI IN BOX SCATOLA ORIGINALE NUOVE. NON TESTATE!! TROVATE IN UN TRASLOCO DI CASA NON SONO UN COMPETENTE DESCRIVO QUELLO CHE VEDETE IN FOTO PRIMA DI ACQUISTARE VEDI BENE FOTO,SCATOLE CON SEGNI DI USURA DOVUTO AL TEMPO PASSATO COME MACCHIE GRAFFI AMMACCATURE STRAPPI PEZZI MANCANTI ECC ECC. PER ULTERIORI INFORMAZIONI NON ESITATE A CONTATTARMI. PRIMA DI LASCIARE UN FEEDBACK NEUTRO O NEGATIVO SI PREGA DI CONTATTARMI RISOLVEREMO IL PROBLEMA INSIEME. NOTA BENE:ALCUNE VICINO AL VETRO CAMBIANO SIGLA -NUMERO!!NON SEMPRE

Vintage Rare Tested Strong Voice Of Music 6L6GB Black Plate Vacuum Tube. Condition Is Used Tested Good Tube Tube Passed All Test Tube Tested At98 With A Minimum Being 46 And 100 Being New Tube Was Tested On A Calibrated Precision 612 Vacuum Tube Tester All Of Our Tubes Are 100% Guaranteed Check Out All Of Our Vintage Listings We Consider All Offers We Ship Same Or Next Day

PAIR of 1960s Sylvania 6L6GB open O getter short bottle tubes! Very solid pair tests STRONG & MATCHED (104%/104%) in both mutual conductance and current! Weve auditioned these in our amplifier and theyre wonderful sounding tubes with excellent detail, nice clean highs and mid-range, a smooth bass and outstanding vintage TONE! A very nice sounding set! Fully compatible and safe to use in all 6L6/G/GA/GB type amplifiers with no modification needed. We have others, click here to see ==> Debis Vintage Electronics Boutique Tube Number 6L6GB Brand on tube Sylvania Actual mfr Sylvania Country of mfr USA Date codes ABA, ABM Box type re-boxed Plate style gray Getter style top foil O Glass style Short bottle Test results (typical new = 5000 Gm @ 45mA 5200 Gm @ 48.0 mA 5200 Gm @ 48.0 mA Sold as is, guaranteed as described.

Here is a unique Pinnacle 6L6GB Power tube. Works great.

Vintage RCA 6L6GB BLACK PLATE VACUUM TUBE @456 TV-7A/U This will be pro packaged and fully insured.

2 x 6L6gb Sylvania Tubes Made in USA Matched by mA Ask any questions before buying, not after Tested on Enhanced Triplett E3444 Laboratory Tester by Paul Hart of Ga. 6250 micromhos @ 73 mA 6000 micromhos @ 67 mA Industry Bogey(100%) = 6000 micromhos @72mA +/- 10% The measurements in this listing were taken on a Triplett 3444 modified to test the tube as an amplifier in accordance with RMA/EIA specifications, utilized by all US and most foreign tube manufacturers. This tester applies test conditions for this tube as shown below (including the precise filament voltage) and then measures transconductance (gm) in accordance with the engineering definition of gm. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. A tube must be tested in this manner to compare its test results with the manufacturer’s original intent or with other tubes of the same type. Most tube testers do not apply the test conditions required or conduct a valid gm test. For more details on the test and our test equipment, please contact us.The test conditions for this listing are__250_Volts plate, __250_Volts screen, ___-14.0___Volts bias or Cathode resistance*What were your tubes tested at? I do combine shipping

6L6GB pair of Sylvania engineering samples. From a collection of a Big Time Radio /Tube collector. Check other auctions for radio tubes from the collection of this Big Time Radio Mans estate.

Welcome to JNS Vintage Radios and Tubes Vintage Vacuum Tube General Electric6L6GB Description: The GE 6L6GB is a 6-pin octal base tube with a rectangle getter, black plate, tight base with no cracks, and clean pins. Test Results: The GE 6L6GB was tested using our Triplett 3413B tester.Test reads: 75%.Test shows no shorts or grid emissions. Comments: Clean GE 6L6GB. Nice Silver. Code: 58-13/188-5. Used in vintage amp-mixers, pre-amps, vintage radios and record players. Visit Our Store@https://www.ebay.com/str/jnsvintageradioandtubes 60-Day Free Return. JNS Vintage Radio is a veteran owned store supporting The Wounded Warrior Project. Your purchase helps support this organization. Proud Members of the California Historical Radio Society.______________________________________________________________________________________________General Info: Please read the listing in its entirety to understand what you are purchasing.If any information is unclear, its better to ask questions now than to have a return. JNS Vintage Radios and Tubes aims to be as accurate as possible when describing and testing radios and tubes. However, we are not experts in all Antique/Vintage Radios, Electronic Equipment and Vacuum Tubes. If you see an error, please contact us thru the eBay messaging system so we may correct the listing. Our vacuum tubes are inspected and tested on our newly rebuilt/calibrated Hickok 539B tester. The 539B is one of the best Hickok Testers. Each tube is cleaned and allowed to warm-up for 90 seconds prior to actual testing. Tubes are tested for quality, life, grid emissions and shorts. No tube is offered for sale that tests below the min number given. We also use our Triplett 3413B as a backup tester. Please note that all tube testers are not created equal, and your tester may show a higher or lower test result than our test equipment. All tubes are wrapped in bubble wrap, packed with peanuts and shipped in a sturdy cardboard box to protect it during transit. All antique and vintage radios are cleaned and tested when possible. Well provide an accurate description of the condition within the listing based on our findings. If you find an error or omission, please send us a message thru eBays message system. We now offer restored/repaired chassis by Bob Kelly Radio Restorations here in the Sierra. Bob has over 45 years as an electronics technician in the communications industry and has provided quality radio restorations for many years. Radios are wrapped in bubble wrap and packed with peanuts and when necessary, squares of Styrofoam used to protect glass dials, knobs and switches. A word on shipping:JNS Vintage Radios and Tubes uses the United States Postal Service for the majority of our shipments both in the US and Internationally. We employ the eBay shipping calculator to estimate shipping costs. We do not charge a handling fee unless the item is heavy and requires additional attention such as double boxing or needing a shipping crate built.The majority of our shipments use First Class Mail for vacuum tubes and Priority Mail for larger items which provides tracking and insurance. We also use Fed Ex as needed to help save you money. Please contact us should you desire another shipping service. While the eBay shipping calculator is usually accurate, but not always, It is our policy to refund any excess shipping after the item has shipped. Need a firm shipping quote? Contact us. All taxes and duties for international shipments are the responsibilities of the buyer. Please contact your local Customs or Import Authorities. A word regarding returns:If you receive your item and it is damaged. Please contact us first. We want you to be satisfied with your purchase and we work diligently to ensure concerns are resolved fairly, promptly and to your satisfaction. Communication is the key to a successful return. We are proud of our feedback profile maintaining a 100% satisfaction rate since 2014.Returns will be excepted on all tubes and radios unless otherwise specified in the listing description.Returns must be in the original packaging and must have a tracking number assigned. Delivery signature is not required. If the item has been damaged through shipping, please contact us first on how to proceed. This crucial step protects both the buyer and seller and ensures that claims get approved fast and quickly paid. There are no returns authorized on Untested Parts or Parts or Repair items. These items are purchased AS IS and will be stated in the listing description. JNS Vintage Radios and Tubes thanks you for visiting our store and allowing us to provide you quality tubes and vintage radios. Track Page Views WithAuctivas Counter

This new old stock-testing, matched pair RCA 6L6GB with black plate tubes was tested on our Jackson 648 with measurements: Tube One: 105 (105% - RCA & logo stenciled on base with codes 58-39; 6L6BG stencil on glass)Tube Two: 106 (106% - RCA & logo stenciled on base with codes 58-39; 6L6BG stencil on glass) Tested on our Jackson 648 100 = 100%. Tube One: 105%; Tube Two: 106% IMPORTANT: 6L6GB tubes are not rated for amps that require 6L6GC tubes. If you place 6L6GB tubes in a 6L6GC amp you will ruin these tubes and I can not offer a guarantee or refund. Tubes have black plates, dual bottom D double-bar getters, nice flashing are tight on bases with no debris or rattling. Closely matched electrically. Sound tested on our DYNACO Stereo 70 amp and they sound great - see pics. I have a number of matched pairs 6L6s in my eBay store, please view to see if any fit your equipment needs. View my eBay store for other varieties of tubes. Tubes ships via United States Postal Service (USPS) First Class Mail with tracking for domestic U.S. sale; Priority Mail is an option. International orders ship via eBay International Shipping. Package weighs twelve (12) ounces. Combined shipping always welcomed.TUBES ARE GUARANTEED GOOD AND IN WORKING ORDER AT SHIPMENT. TRANSIT VIA POST CAN DAMAGE TUBES. THIS IS NO FAULT OF OURS BUT THE THIRD PARTY ENTITY THAT IS DELIVERING ITEM(S) TO YOU, I.E, USPS, UPS, FEDEX, YOUR NATIONAL CARRIER IF INTERNATIONAL, ETC. PLEASE INSURE THEM! WE CANNOT GUARANTEE FAILURES ON YOUR EQUIPMENT AFTER POWER UP AS THERE IS NO WAY TO ASCERTAIN HOW TUBES WILL INTERACT WITH YOUR ELECTRONICS; NOR IS THERE A WAY TO DETERMINE WHETHER THEY MAY HAVE FATAL FLAWS IN TUBES THEMSELVES! THESE ARE USED VACUUM TUBES AND TIME MAY HAVE TAKEN A TOLL ON THEM OVER THE MANY YEARS SINCE THEY WERE MANUFACTURED. WE CAN ONLY TEST FOR THE PARAMETERS MENTIONED ABOVE IN ONE OR MORE OF THE FOLLOWING EQUIPMENT WE USE FOR MEASURING: TV-7/U, JACKSON 648 & MAXI MATCHER 2.

Ultron 6L6GB 00502 matched pair, near NOS, original box, beam power pentode. Originalverpackt ungetestet

Here is a unique Pinnacle 6L6GB Power tube. Works great.

Up for auction is this strong testing pair of black plate General Electric 6L6GB audio tubes. Both tubes would make a super nice addition to anyones collection or to use either one. Both tubes were tested on my TV-7 tester where 25 is the required minimum and both tubes had no leaks or shorts. Please, look at the above pictures for test scores as well as the overall cosmetic condition of each tube. Thanks For Looking! No International Shipping!!!

Vintage Vacuum Tube Lot 6V6 GT 6L6GB 6SL7GT. On Jul-24-23 at 11:26:16 PDT, seller added the following information: Tubes match box numbers but may not match manufacturer applied on boxes

6L6GB pair of Sylvania engineering samples. From a collection of a Big Time Radio /Tube collector. Check other auctions for radio tubes from the collection of this Big Time Radio Mans estate.

Presenting a vintage. Bogen Challenger CHA-33 Tube Mixer Amplifier. Well engineered Dual Rectifier design. Has not been plugged in due to frayed line cord and no fuse cap Cosmetics as shown. Not bad at all. Alot of guys convert these to Cool Guitar Amps. (2) 6L6GB (1) 12AX7 (1) 6AV6 (2) 5Y3GT UNTESTED SOLD AS IS FINAL SALE NO RETURNS. YOU AGREE 100% TO THESE TERMS IF YOU PURCHASE THIS AMP.

Welcome to JNS Vintage Radios and Tubes Vintage Vacuum Tube General Electric6L6GB Description: The GE 6L6GB is a 6-pin octal base tube with a rectangle getter, black plate, tight base with no cracks, and clean pins. Test Results: The GE 6L6GB was tested using our Triplett 3413B tester.Test reads: 75%.Test shows no shorts or grid emissions. Comments: Clean GE 6L6GB. Nice Silver. Code: 58-13/188-5. Used in vintage amp-mixers, pre-amps, vintage radios and record players. Visit Our Store@https://www.ebay.com/str/jnsvintageradioandtubes 60-Day Free Return. JNS Vintage Radio is a veteran owned store supporting The Wounded Warrior Project. Your purchase helps support this organization. Proud Members of the California Historical Radio Society______________________________________________________________________________________________General Info: Please read the listing in its entirety to understand what you are purchasing.If any information is unclear, its better to ask questions now than to have a return. JNS Vintage Radios and Tubes aims to be as accurate as possible when describing and testing radios and tubes. However, we are not experts in all Antique/Vintage Radios, Electronic Equipment and Vacuum Tubes. If you see an error, please contact us thru the eBay messaging system so we may correct the listing. Our vacuum tubes are inspected and tested on our newly rebuilt/calibrated Hickok 539B tester. The 539B is one of the best Hickok Testers. Each tube is cleaned and allowed to warm-up for 90 seconds prior to actual testing. Tubes are tested for quality, life, grid emissions and shorts. No tube is offered for sale that tests below the min number given. We also use our Triplett 3413B as a backup tester. Please note that all tube testers are not created equal, and your tester may show a higher or lower test result than our test equipment. All tubes are wrapped in bubble wrap, packed with peanuts and shipped in a sturdy cardboard box to protect it during transit. All antique and vintage radios are cleaned and tested when possible. Well provide an accurate description of the condition within the listing based on our findings. If you find an error or omission, please send us a message thru eBays message system. We now offer restored/repaired chassis by Bob Kelly Radio Restorations here in the Sierra. Bob has over 45 years as an electronics technician in the communications industry and has provided quality radio restorations for many years. Radios are wrapped in bubble wrap and packed with peanuts and when necessary, squares of Styrofoam used to protect glass dials, knobs and switches. A word on shipping:JNS Vintage Radios and Tubes uses the United States Postal Service for the majority of our shipments both in the US and Internationally. We employ the eBay shipping calculator to estimate shipping costs. We do not charge a handling fee unless the item is heavy and requires additional attention such as double boxing or needing a shipping crate built.The majority of our shipments use First Class Mail for vacuum tubes and Priority Mail for larger items which provides tracking and insurance. We also use Fed Ex as needed to help save you money. Please contact us should you desire another shipping service. While the eBay shipping calculator is usually accurate, but not always, It is our policy to refund any excess shipping after the item has shipped. Need a firm shipping quote? Contact us. All taxes and duties for international shipments are the responsibilities of the buyer. Please contact your local Customs or Import Authorities. A word regarding returns:If you receive your item and it is damaged. Please contact us first. We want you to be satisfied with your purchase and we work diligently to ensure concerns are resolved fairly, promptly and to your satisfaction. Communication is the key to a successful return. We are proud of our feedback profile maintaining a 100% satisfaction rate since 2014.Returns will be excepted on all tubes and radios unless otherwise specified in the listing description.Returns must be in the original packaging and must have a tracking number assigned. Delivery signature is not required. If the item has been damaged through shipping, please contact us first on how to proceed. This crucial step protects both the buyer and seller and ensures that claims get approved fast and quickly paid. There are no returns authorized on Untested Parts or Parts or Repair items. These items are purchased AS IS and will be stated in the listing description. JNS Vintage Radios and Tubes thanks you for visiting our store and allowing us to provide you quality tubes and vintage radios.

Ultron 6L6GB 00502 matched pair, near NOS, original box, beam power pentode. Originalverpackt ungetestet

Here is a unique Pinnacle 6L6GB Power tube. Works great.