Popular in ham radio circles, the process looks nicer than ... like the Wheatstone Bridge Regenerative Receiver you see above.

Ham radio is no different ... you can control the whole thing from a PC if you want to. The receivers are exceptional compared to what even a high-end radio would offer a few decades ago.

By any metric, the New York Marathon is an immense production. The 50,000+ runners who are starting the race on Sunday November 3 make this the world’s largest marathon. Their route will take them ...