On the Cover This appears to be British Post Office “Valve Amplifing No. 1,” made by BTH, as discussed in Keith Thrower’s British Radio Valves – The Vintage Years; 1904-1925. The photo is of a sample in the long-abolished tube museum at Bell Laboratories. Photo: Bell Labs, courtesy of Jerry Vanicek. In this issue
Removing sealed-off tubes from a small Sealex machine at the De Forest Radio Co. plant in Passaic, NJ, about 1931. In this issue
On the Cover One version of the George Clark receiving tube, Fig. 1 of Bill Condon’s article that starts on Page 2. In this issue
Lee De Forest jollies-up with Roy Weagant, namesake of a family of external-controlled tubes of ca. 1919. The picture was taken in the officees of Sheffield and Betts, patent attorneys in New York. The origianal caption was “When Grid and Gridless Meet. Phot: Jerry Vanicek. In this issue
The rare and prestigious Western Electric/Signal Corps VT-3. Photo by Bill Condo The rare and prestigious Western Electric/Signal Corps VT-3. Photo by Bill Condon In this issue
On the Cover An RCA Labs Doojigger, or maybe a yhingamabob. See article on p.2. In this issue
Tube-and-bulb collector Floyd Lyons pays a visit to John Stokes, his New Zeland counterpart, in 1967. Lyons is admiring a Sperical Audio, while Stokes is holding a Loewe OB333 home receiver with its triple-triode tube. Photo: Auckland Start In this issue
On the Cover An early, labeled version of the Westinghouse WD-11. See Bill Condon’s article on p.2. In this issue
Illustration from an RCA dealer-promotio brochure of ca. 1926, “rolling out” a new symbol for RCA tubes, the “Radioman.” He was expected to join the, er, pantheon of logotypes for U.S. consumer goods: the “ArgoStarch” Indian-maiden figure, the “Dutch Boy Paints” youth, the “Gold Dust Twins”, the “Cambell,s Soup: cook, etc. The goofy Radiotron Man...