What is Hellschreiber. Hellschreiber is a German name, meaning "bright writing", or "clear writing". Hellschreiber is anything but a new mode. It was first patented in 1929 which makes it the oldest machine generated data transmission mode used in amateur radio. To put this in perspective, SSB...

VP6DX Ducie Island DX´pedition reception in Patagonia South America from LU7YS station. Rig: YAESU FT1000D antenna Cushcraft X7 @ 13 meters feb 19 at 23:20 UTC

Using Winrad we look at the activity corner of the display. The Softrock v6.1 is on 40m an MT63 or another multitone mode is on the left 4 PSK31 contacts on the right take up less space.

Operating my station remotely. I use three pieces of software. First is TRX-Manager to control the radio. See my video on TRX-Manager. Second, remote desktop software. This allows me to control the radio computer from a remote computer. I use Logmein.com free program to manage and setup the...

The antenna is a short whip tunned trough a little auto-transformer. The rig is a MFJ 9420 adjusted at 5 watts.

Observations of electromagnetic (radio) signals on very low frequencies, 0 KHz - 10 KHz. Observed 10 may 2008, approx. 23.00 hour on 4,5. KHz: next to the original radio resonance of 4,5 KHz there is another resonance (spectrum on approx. 10 KHz), that comes in and fades away after 30 minutes....

We’re back with the Active Cantenna to finally do some range testing. Thanks to Amateur Radio and a couple of video cameras, we put you right in the action. Ride “Shotgun� with Jim as we test WiFi’s advertised 3002 range. We were pleasantly surprised…. There are more great web sites...

Rigexper AA-200 Antenna analyzer overview

This is HF/50MHz transceiver from YAESU, model FT-950. I use this rig in my hamshack since september 2009. It works great. Enjoy details.

Ham radio 10 meter amp project winter time fun ... "Ham radio" "10 meter rig" "CB radio"