Welcome to the Magnetosphere


Your Source for Classic and Special Electronics!


The type 304TL pulse modulator is hard at work in my lab.

The electrons in this device are moving at about 7% of the speed of light (13,000 miles per second).

If I could launch them into space, they could reach the moon in about 40 seconds, or reach the sun in about 2 hours.



Fine Surplus Cathode Ray Tubes for sale Over 190 items! (1.8mb PDF; may be viewed online or downloaded)

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Glad you stopped by. Please excuse the mess, as the site is new and just now being built.
As the world turns, I'll continue to add more interesting and unusual electronics items for sale. I hope you like them.
kind regards,

Patrick Jankowiak

God bless you!

God Bless America!