File:Vintage EICO Tube Tester, Model 625, Metal Cabinet, EICO Electronic Instrument Company, One Vacuum Tube (6H6), Made In USA, Circa 1950 - 1952 (32892390481).jpg - Wikimedia Commons
6H6 Double Diode. A vintage vacuum radio tube by GE General Electric, U.S.A. #20488 | M-Ware
CD123 Monoclonal Antibody (6H6), eBioscience™, Invitrogen™ 10 mg; Unconjugated CD123 Monoclonal Antibody (6H6), eBioscience™, Invitrogen™ | Fisher Scientific
Audio Tube Noise Measurements – Tavish Design
List of vacuum tubes - Wikipedia
upgrade_noval_tubes_to_6H6P
Metal vs. Glass Radio Tubes, October 1935 Radio-Craft - RF Cafe
Tube type list
6H6, Tube 6H6; Röhre 6H6 ID596, Double Diode | Radiomuseum.org
File:Vintage EICO Tube Tester, Model 625, Metal Cabinet, EICO Electronic Instrument Company, One Vacuum Tube (6H6), Made In USA, Circa 1950 - 1952 (36078986142).jpg - Wikimedia Commons
The best tube pre from Vietnam - 818 Pre | diyAudio
6H6GT @ The Valve Museum
WF Germany 6H6 Direct Upgrade 6H6P Electronic Tube 6x6p Sound Tank, Radio, Antique Tank
6H6, Tube 6H6; Röhre 6H6 ID596, Double Diode | Radiomuseum.org
Eico 625 Tube Tester users manual & schematic with tube data, reprint | eBay
Vintage RCA Victor 6H6 Vacuum Radio Tube Nipper The Dog Graphics NOS U114 - Etsy Italia
2 Us-made 6H6 6H6GT Vacuum Tubes Valves Milspec NOS NIB Lot of - Etsy Norway
Antique Radio Forums • View topic - 6H6 Tube Substitution Question
6H6GT/G @ The Valve Museum
6H6 | ABB
6H6 Twin Diode Tube. MFR: RCA, GE, Sylvania, Zenith, Tung-Sol. Has a metal envelope. New old stock. SKU:6H6
6H6 Double Diode. A vintage vacuum radio tube by GE General Electric, U.S.A. #20488 | M-Ware
Classic emission tube testers – TubeSound
Vacuum Tube - 6H6, Diode, Twin | Amplified Parts
Riverstone Audio - Matched Pair (2 Tubes) 6N6P (6Н6П) Vintage NOS Vacuum Tubes - NEVZ - Amplitrex Tested and Matched, Platinum Grade - NOS 6N6P (2 Tubes) : Amazon.ca: Musical Instruments, Stage & Studio
