If you're an uncompromising collector of antique technology, make sure to check out all my listings after you look at this one. I don't think you'll find a better, broader or more balanced assortment of technical antiques anywhere -- hundreds of listings each year, almost all of them featuring eye-popping "gee whiz" gadgetry in exceptional original condition.Here's a well-made, very uncommon Marconi spark key dating to around 1905. Condition is excellent, and there are no replica, replacement or incorrect parts. The key is identical to the one pictured in Volume 14 of the AWA Review. Spark Keys: The Interplay of Wireless History and Technology. Kleinman, Kreuzer, et al, but without a condenser embedded in its base. The key is unsigned, but it has been authenticated by Marconi specialist Jim Kreuzer, co-author of the aforementioned AWA review article. The keys wood base is mounted on a secondary base made of cast iron. Measures approximately 6 x 4 x 4. 1905 Marconi Spark Radio Key Marconi Wireless Telegraph Co. London" is in sale since Saturday, October 30, 2021. This item is in the category "Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Other Antique Science Equip". The seller is "firebottles" and is located in Chapel Hill, North Carolina.
This item can be shipped worldwide.