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Overlooked Tubes that are great alternatives. June 14, 2017.

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Before you start rolling, recommend using socket savers (end of the page) to save your expensive gear. Loose sockets can also cause noise and static issues.
SLIM BASE Tubes will fit regular sockets as well as sockets with collars and cans.

UPDATED JUNE 2017 - Overlooked tubes that are great alternates.
Brand Spanking New, MINT NOS NIB 1961-62 Amperex USA 6922 E88CC Gold Pin Tubes with Lewis and Kaufman Los Gatos Label. Large Halo Getter. All tubes are from the Same Revision and Batch 7L6. Labels are fragile as expected from tubes of that era. Etched dat
Amperex 6922 E88CC USA - MINT NOS NIB 1961-62 Gold Pin Large Halo Getter - Lewis and Kaufman Label Los Gatos - Made in USA (M. Pairs/Quads/Singles)
Single Tube = $100.00. ITEM 1226. Some of the Best American made Amperex tubes from Hicksville NY plant.
Brand New, MINT NOS, Rare NOVEMBER 1979 Tungsram HM E88CC 6922 Military Production. All tubes from the same date and batch code N4. Military Acceptance stamp HM on all tubes.Made in Hungary. Military tubes were subject to rigorous test
Tungsram E88CC 6922 - MINT NOS Rare NOVEMBER-1977 HM Military - Hungary (M. Pairs/Quads/Singles). While a lot of people are familiar with Tungsram PCC88 tubes, not many have tried Tungsram E88CC. Tungsram made some of the best tubes in E. Europe.
Single Tube = $55.00 - ITEM 1094
Brand New, MINT NOS Early 1960s Raytheon Military Production JAN-CRP 12AU7 with Long Gray Plates and Square Getter. Raytheon made some of the very best American tubes. In generic white boxes from bulk. Tested and matched on Hickok 752, just recently cali
Raytheon JAN-CRP 12AU7 Early 1960s Military Long Gray Plates Square Getter - USA (Singles/M. Pairs) - Raytheon made some of the very best American tubes.
Single Tube = $40.00. ITEM 1291.

Pinnacle M. Pairs MINT NOS 13D5A Industrial Grade ECC82 12AU7 - Factory Aged and Tested - Toshiba Source
Pinnacle 13D5A - M. Pairs MINT NOS Industrial Grade ECC82 12AU7 - Factory Aged and Tested - Toshiba Source
While Brimar CV4034 is our best ECC82/12AU7 tube, these Toshiba Japanese tubes are a bargain. There is a cult following for these. Most people only notice Pinnacle in the heading and miss Toshiba. Matched Pair = $50.00 - ITEM 488.
Brand New, MINT NOS Early 1960s Production Funkwerk RFT ECC82 12AU7 Tubes with Thin Dual Getter Support. Tesla stock with Funkwerk RFT Logo.
Funkwerk RFT ECC82 12AU7 - M. Pairs Early 1960s MINT NOS Halo with Thin Dual Getter Support Tesla Stock - RFT Label E. Germany
Matched Pair = $65.00. ITEM 817. There are many versions of RFT Funkwerk tubes and these are some of the earliest production we have. Our favorite in the RFT line.

Brand New, MINT NOS Rare 1950s Brimar Black Plate Square Getter 12AT7 ECC81 tubes with copper posts. Tubes have RTC label. Same Brimar etched code 5F6/565 on all tubes. Made in England. Very desirable 12AT7/ECC81.
Brimar ECC81 12AT7 - Rare 1950s MINT NOS Black Plate Square Getter RTC Label Same Date 5F6/565 - (M.Pairs/Quads/Singles) - Very rare to find these early tubes in brand new pristine condition.
Single Tube = $55.00. ITEM 551.

Matched Pairs MINT NOS NIB TUNG-SOL 1960s 12AT7 Gray Plate Tubes with Halo Getter Westinghouse Label. Tubes are earlier production labeled and packed by Westinghouse a few years later. Very desirable and some of the best American made 12AT7 tubes.
Tung-Sol 12AT7 (ORIGINAL) - M. Pairs 1960s MINT NOS NIB Gray Plate Halo Getter Westinghouse Label. Nothing to do with the current production wanna be tubes. These are the originals and one of the best American made 12AT7/ECC81 tubes.
Matched Pair = $75.00 - ITEM 811

Rare 1972 Tungsram Industrial Grade EF86 Tubes, Brand New, MINT in Original Boxes. Each tube has individual serial number in RED and a factory certificate for that serial number (see picture). These tubes were made by RFT for Tungsram.
Tungsram EF86 - 1972 Industrial Grade MINT NOS NIB - RFT Source
Single Tube = $40.00. ITEM 123. RFT made robust tubes. Great value for money.

Brand New MINT NOS NIB Thomson-CSF 6X4WS 3-Mica Welded Plates Military Ruggedized 6X4 EZ90 tubes. ST EGREVE Grenoble Alpes Plant Date Codes. Made in France. Very special 6X4 EZ90 tube.
Thomson-CSF 6X4WS 3-Mica Welded Plates Military Ruggedized - ST EGREVE Grenoble Alpes France - While CV4001 Genalex and Brimar are our reference tubes. These 3-Mica Military grade French tubes are great value for money.
List Price: $35.00. Sale Price: $25.00. You save $10.00! - ITEM 1059

Brand Spanking NEW, MINT NOS NIB CBS-Hytron 1950s JAN CHY 6V6GTY Black Plate Square Getter Smoke Glass tubes with low loss Brown Micanol bases. Relabeled by UNITED in 1975. Made in USA. Some of the very best American made 6V6GT type tubes for both Guitar
CBS-HYTRON 6V6GTY 1950s JAN CHY Black Plate Smoke Glass Low Loss Brown Micanol Base UNITED LABEL - USA (M. Pairs/Quads/Singles)
Single Tube = $50.00. ITEM 1126-M. One of the best tubes for Guitar Applications. Great for Audio Applications too.

Matched Pairs, Brand New, MINT NOS Late 1960s Funkwerk RFT EL84 Tubes with Alpha 6BQ5 Label. East German Production. These welded plate tubes are more desirable than the later stapled plate RFT's.
Funkwerk RFT EL84 - M. Pairs MINT NOS Late 1960s Welded Plate Alpha Label - E. Germany - Great for both Audio and Guitar Applications. You can often find these at much higher prices with Telefunken or Siemens label.
Matched Pair = $70.00. ITEM 812

Brand New MINT NOS 1963 Mullard EF86 tubes with Old Shield BVA Yellow Print Label. SAME REVISION/DATE 9r2 B3F1 Blackburn Production Date Codes. Made in Great Britain. Tested and matched on Top of the Line Calibrated Hickok 580 Lab Grade Tester.
Mullard EF86 - MINT NOS NIB 1963 Solid Shield Yellow Print Mullard Old Shield BVA Logo - Same Revision-Date - Blackburn Gt. Britain (Singles/M. Pairs)
Single Tube = $65.00. ITEM 1298.

Brand New MINT NOS NIB 1970-73 VALVO EF86 HAMBURG Germany mesh shield tube with Mullard Shield BVA Label. Rare and some of the most desirable EF86 tubes. Etched date codes 8Y3 (1970-71) D0xx/D1xx or 8Y4 (1973) D3xx - D for Valvo Hamburg West German
VALVO EF86 1970-73 MINT NOS NIB Mesh Shield Mullard Shield BVA Label - Hamburg Germany (Singles/M. Pairs) - Real Hamburg, West German Production tubes are quite rare. Sonically good balance of Telefunken precision and musicality of Philips/Mullard.
Single Tube = $65.00. ITEM 1300.

Brand Spanking NEW, 1950s WESTINGHOUSE RADIOTRON CANADA 6V6G ST Coke Bottle smoke glass tubes. From Italian Military Stock. Very desirable tube for both Guitar and Audio applications.
Westinghouse Radiotron 6V6G CANADA M. Pairs MINT NOS 1950s Smoke Glass ST Coke Bottle
Matched Pair = $130.00. ITEM 935M.

Save your expensive amps/gear from sonic and electrical problems.
Use Novib Octal or Novib Noval adapters and save yourself costly visit to the repairman later.
Sockets in your expensive gear can become loose with repeated insertions and expensive to replace. Loose sockets can be a source of variety of sonic and electrical problems.
(NOT MADE IN CHINA)

This Plug & Play, OCTAL-NOVIB Socket Saver© with 1960s NOS GE USA Bottom Plug Part and NOS CINCH USA Top Socket Part and Vibration Reduction Base is a perfect solution.

IS
NOVIB-OCTAL-GE-CINCH AN UPGRADE OR BETTER than the NOVIB-OCTAL GE-OMRON JAPAN version? - NO both are similar in quality. Just another flavor with Cinch USA top Versus OMRON Japan.

LIMITED EDITION - Since we could find only limited number of brand new NOS socket and plug components, this is a limited edition run of about 500 pcs. No more after this.

Sockets in your expensive gear can become loose with repeated insertions and expensive to replace. Loose sockets can be a source of variety of sonic and electrical problems. This Plug & Play, OCTAL-NOVIB Socket Saver© with 1960s NOS GE USA Bottom Plug Part and NOS CINCH USA Top Socket Part and Vibration Reduction Base is a perfect solution.

Top plug and bottom socket parts are Brand New NOS for snug fit, unlike cheap Chinese bases with thinner pins and flimsy sockets. Engineered in-house and precision manufactured for us with high quality materials overseas.
*all damping methods based on increased mass have limitations. It may or may not be very effective in your application.

Compatibility List:
Universal OCTAL socket saver for all tubes with OCTAL bases like EL34, 6550, KT88, GZ34, 6SN7/6SL7, 6V6, 6L6, 5881, GZ32, 5Y3, 5V4 ETC. ETC.


This Plug & Play, 9-pin B9A NOVAL NOVIB Socket Saver© with 1960s British McMurdo Phenolic Socket and Vibration Reduction Base is a perfect solution.

Top part is Brand New 1960s British Made McMurdo Phenolic socket. Anti-vibration Base* includes silicone to reduce microphonics. Tube pins are exact size of a typical NOS Philips tube for snug fit, unlike cheap Chinese bases with thinner pins that wobble in the sockets. Engineered in-house and precision manufactured for us with high quality materials overseas.

Permanent 10% Discount Club - Many of our repeat customers are already getting this discount. Once your cumulative purchases cross $2500, your account is upgraded for permanent 10% discount for all future purchases. If you want to find out your current cumulative balance, feel free to email us.