Jesse’s DX-390/ATS-818 modifications

[IB4TL]

Many thanks to SWLing Post contributor, Jesse (W9JES) who writes: I’ve been busy enhancing my Radio Shack DX-390. I added an IF-Out jack for my SDR, changed out the light for a LED, added a latch circuit for the light switch, added static protection, and disabled auto-mute. My blog with full instructions is at www.w9jes.com […]