After getting his hands on this relic [Gregory Charvat] manage to hack it, converting the receiver into a transceiver. It may be old, but the R-390A is nothing to scoff at. It’s abilities ...

I recently purchased the receiver shown above at a military antique store in Lake George, NY. This radio was interesting for two reasons, it was completely original and never modified for amateur ...

Indore is making strides in advancing communication systems, with an innovative project under the supervision of professor Dr Swaminathan R from the Electrical Engineering Department of the institute, ...