Last week I talked about Going Digital with JT65 on the BITX40. In that article I mentioned that to key the radio automatically either a computer interface or a Vox circuit would be needed. It was my intention to use a vox circuit. I posted to my usual haunt, the BITX40v3 group on Facebook and asked …
April 2017 archive
Apr 14
Goodbye KC7RYS, it was nice knowing you. Meet W7RLF
One of the rather unusual challenges I’ve been dealing with since getting on the air is that since my signal is often down in the noise, my call sign is very difficult to hear. Even phonetically, it gets misheard quite a bit. The “Yankee” in “Kilo Charlie Seven Romeo Yankee Sierra” is constantly mis-heard as …
Apr 10
BITX40: Going Digital with JT65
Last week I posted about adding Upper Sideband to the BITX40, which is not an Upper Sideband radio. Once I got that modification done, I could clearly hear the JT65 signals on 7.076mhz, but… what were they saying? It was time to dive into the world of Digital HF! What is JT65? Simply put, digital …
Apr 07
Modifying the BITX40 for Upper Sideband
Because some digital modes require Upper SideBand (USB) to work properly, many people have been wondering how to get the BITX40 on Upper Sideband. Well, I’m here to show you- it’s pretty easy! First, we need to understand that to get the BITX40 on Upper Sideband, we just want to change from a negative offset …