Deforest Audion Dv2 Tube

Vacuum Tube Emporium - Huge Selection of DeForest Vacuum …

http://vacuumtubeemporium.com/deforest-tubes.html

2 DEFOREST AUDION 412A 12A GLOBE RADIO VACUUM TUBES, TESTED. $9.99. 1 DV2 DEFOREST AUDION Antique Radio Vacuum Tube Container (empty can / no tube) $30.00. Single Large Triode Tube - De Forest. $12,000.00. DeForest Audion DV-2 (201-A) Vacuum Tube Valve + Wood Base Ham Radio Receiver. $20.95.

DeForest DV-2 Audion Tube (UV 201) 1900's Radio Tube …

https://www.ebay.com/itm/165261558468

DEFOREST AUDION DV-2 DV2 (Type 201-A) VACUUM …

https://www.ebay.com/itm/194629840151

THE DeForest DV-DL TUBES - bill01a.com

http://www.bill01a.com/articles/df-dv-dl.htm

The first ads for the DV tubes to run in the major radio magazines appeared in September of 1923. The tubes described were the DV-1, DV-6A, and the DV-2. These tubes had nickeled bases marked "DEFOREST AUDION" and carried patent numbers along with a restrictive notice.

ONE DEFOREST AUDION Type DV2 Ceramic Base Vacuum Tube ...

https://picclick.ca/One-deForest-Audion-Type-DV2-Ceramic-Base-Vacuum-203639890820.html

ONE DEFOREST AUDION Type DV2 Ceramic Base Vacuum Tube - $50.00. FOR SALE! This is a deForest DV2 Audion vacuum tube. The tube is not 203639890820

DV 2, Tube DV2; Röhre DV 2 ID19547, Triode, vacuum

https://www.radiomuseum.org/tubes/tube_dv2.html

Both tubes are operated with a filament current of 1 ampere and at 5 volts. Both have pear-shaped bulbs and are tipped. The base has a mantle of brass with a ceramic insert in thich the pins are imedded. Cunningham is naming his as C-300 and C-301. DeForest uses DV2 as name for the UV201. V stands for the UV-base.

DeForest / Tube Museum Udo Radtke

https://www.tubecollection.de/ura/deforest.htm

Sein größter Ruhm baut auf das nach ihm benannte DeForest Audion auf, das er 1908 vorstellte. Es wurde zunächst in Telefonverstärkern, kurz darauf bereits als Audion eingesetzt. Portrait von Lee DeForest in jungen Jahren.

DeForest Audion Tube, Type D-01A, circa 1924 - The …

https://www.thehenryford.org/collections-and-research/digital-collections/artifact/256334

Rare 1924 De Forest-Crosley "Trirdyn Special" Regenerative ...

https://greenhillsgf.com/IndexEbay_DeForest-Crosley_Trirdyn.htm

Lee de Forest (1873-1961): "Father of Radio" and "Grandfather of Television", invented the Audion (3-element vacuum tube = triode) in 1906, in 1934 established Lee de Forest, Inc., Los Angeles, Calif., was supported for Nobel Prize for Physics, but instead in 1959 received an honorary Oscar, with the inscription: "Academy Honorary Award to Lee ...

14 results for audion deforest tube - ebay.ca

https://www.ebay.ca/sch/i.html?_nkw=audion+deforest+tube

DeForest Audion 427 Type 27 Globe Test NOS 1025gm Serious Tubes M951. C $44.98. Top Rated Seller. Top Rated Seller. or Best Offer. +C $16.67 shipping. from United States. Spon.