A couple of months ago, I bought an adorable little 1989 Tektronix 222 miniature CRT portable oscilloscope locally on Facebook marketplace – I love old electronics test gear, and the 222 is particularly desirable among collectors due to its cuteness. The Tektronix 222 is a portable battery-powered 10 MHz dual-channel CRT oscilloscope with digital storageContinue reading “1989 Tektronix 222 Miniature CRT Portable Oscilloscope – Battery Pack Replacement”
Tag Archives: Test Gear
1955 Radio City Products “Model 314” Vacuum Tube Tester Repair & Restoration
Earlier in 2024, I bought a large lot of very interesting vintage electronics – including test gear, computers, and audio equipment – which belonged to a local electronics engineer, who had sadly passed away quite recently, and whose family wanted it to go to a good home. Among this was a very cool 1950s RadioContinue reading “1955 Radio City Products “Model 314” Vacuum Tube Tester Repair & Restoration”