Time waits for no product, and eventually they end up not being available for sale. They are archived here so that access to their technical information is possible. Something here you really need? Clockworks can create custom or new versions of these products as part of our custom design services.
From Vacuum Tubes in Wireless Communication by Elemer E. Bucher. 1918. Makes for an interesting contrast with the radio schematic published just 4 years earlier, as shown here https://clk.works///that-background-image/ Dunno, I like the one that needs alcohol to work.
For some reason a scam artist has locked on to our phone number and keeps leaving this message. The message is just wrong at so many levels it’s funny in a pathetic sort of way. Nothing to do with anything really, just more fluff for the website.
Still fun though to think about the days when a pentode-triode tube was cool… And remember in 60 years someone will look back at your quaint designs with op-amps, microprocessors, etc., and think WTF how did they make anything work back then?