Amateur Radio Emergency Preparedness Demonstration January 2008 assisting Red Cross and Jefferson Co DES/WMD. HF station setup in less than 10 minutes. Capabilities included HF, VHF, satellite and digital modes, completely self contained and off the grid ...

Leo and his guest talk about the early days of radio and the basics of the electronics of the era.

Just in time, Tommy brings us some Cold Weather Photo Tip. Jim shows us a unique method for salvaging electronic components from PC boards. And George demonstrates the electric Dixie Cups and String, a quick and dirty intercom you can build from household items. Plus we cover some viewer mail...

G4MLY (located Beledere, London) as received in south east Essex

The 211 Transmitting Tube is a high-power vacuum tube. Because of the power this tube requires general tube testers are not able t The 211 Transmitting Tube is a high-power vacuum tube. Because of the power this tube requires general tube testers are not able to interrogate this tube. I have...

100 Degree Field Day - Spend the day with Jackson Amateur Radio Club and see how they approached Field Day 2009 in the heat of Summer. Meanwhile its Winter for Peter in Australia with a very interesting demonstration of early Mechanical Television. Plus viewer email and lots of fun.

Simple, commonplace and vital to our electronic world - take a closer look at the current-fighting backbone of circuitry, the resistor! more Make presents: The LED http://www.youtube.com/watch?v=P3PDLsJQcGI The Capacitor - http://www.youtube.com/watch?v=ZYH9dGl4gUE audio & video by Collin...