2D21, Tube 2D21; Röhre 2D21 ID4224, Thyratron | Radiomuseum.org
RCA 2D21 8622 VACUUM TUBE THYATRON 6.3V 600MA 7PIN, ELECTRON TUBE | eBay
2D21 @ The Valve Museum
Vintage 2D21 Vacuum Tube Mixed USA Brands GE Sylvania RCA Thyratron TESTED 5727 | eBay
RCA 2D21 8622 VACUUM TUBE THYATRON 6.3V 600MA 7PIN, ELECTRON TUBE | eBay
Vacuum tube types 7036, 2D21, 5696A | 102733525 | Computer History Museum
GE 2D21 Vacuum Tube General Electric Miniature Thyratron New Old Stock Original Box Tested - Etsy
ElectronTubeStore.com
2D21 Vacuum Tube | eBay
Vintage 2D21 Vacuum Tube Mixed USA Brands GE Sylvania RCA Thyratron TESTED 5727 | eBay
GENERAL ELECTRIC 2D21 ELECTRON TUBE / VACUUM TUBE 7 PIN | eBay
RCA 2D21 VACUUM TUBE THYATRON 6.3V 600MA 7PIN, ELECTRON TUBE, USED | eBay
Heat Timer 2D21 Vacuum Tube Miniature Thyratron New Old Stock Original Box Tested - Etsy Ireland
2D21 ELECTRON VACUUM TUBE VALVE USED NO BOX NOS
Thyratron Tube 2d21 / 5727 at best price in Delhi by Adlabs Instruments | ID: 2850439768573
2D21 Mix Audio Vacuum Tube Valve - Bangybang
2D21 National Eletronics NOS NIB electron tube red box made in England, For Old Electronics, Mounting Type: Circuit at best price in Mumbai
Audio Synthesis via Vacuum Tubes
NOS General Electric G.E. 2D21 Radio/TV Vacuum tube w/Box #2 | eBay
Audio Synthesis via Vacuum Tubes
2D21 - Richardson Electronics - ELECTRON TUBE Farnell Italia
The Thyratron and Using a 2D21 Thyratron to Move Some Current - YouTube
Equipment Leasing
Buy PL 21 = 2 D 21 Vacuum tube Thyratron 650 V 500 mA Number of pins (num): 7 Base: B7G Content 1 pc(s) | Conrad Electronic
RCA 2D21 Vacuum Tube for Collins KWS-1 Transmitter 7 Pin Miniature Thyratron Tube - Etsy Australia
2D21 Thytron Vacuum Tube. Designed to be used in relay and grid-controlled rectifier applications. MFR: RCA, Westinghouse, Sylvania, GE, Tung Sol, National. SKU: 2D21. New old stock. No longer available for export.
