My IC-7300 TX Audio Setup
The IC-7300 has very good transmit audio out of the box, with the stock microphone. With a little tailoring to your voice tone, it can give excellent results. It seems though, I’m never happy...
Category: Ham Radio
Radioddity GD-77: A look inside
After many people telling me that my blank screen issue is down to a loose ribbon cable, and since Radioddity are replacing my defective GD-77, I saw no harm in having a look inside....
Radioddity GD-77 Blank Screen
I recently bought a Radioddity GD-77 DMR handheld radio. Initially, I was very happy with the performance, if a little quirky. Its quirkiness inspired me to write a post about how to set it...
Antenna Tuners, Impedance Matching, and SWR
Antenna tuners seem to be some of the most misunderstood devices in all of amateur radio. In this article, I’ll try to explain what is happening when you use an antenna tuner. I’ll try...
PL-259 Soldering
Do you solder the coaxial shield to the connector body when installing a PL-259 plug? What are those holes really for? I’ve been installing PL-259 plugs onto coaxial cable since I was about 16,...
Radioddity GD-77 Setup
Introduction I bought one of these on an Amazon Deal for about $64. I started to wonder if it was actually such a good deal after fighting with it for a while. It’s pretty...
Ham radio causing USB disconnect
For a while now, whenever I’ve had my PC on, and I’ve been talking on SSB (several bands), I hear occasional Windows USB connect/disconnect sounds. Generally a disconnect sound whenever I start talking, and...
Switch-Mode vs Linear Supplies
Amateur radio transceivers demand power supplies which have a large current capacity. The average 100 watt radio transceiver requires over 20 Amps when in transmit mode. Overview A linear power supply uses a large...
Yaesu FT-991 upgraded to FT-991A
I received my FT-991 back from Yaesu in the form of an FT-991A. They do not replace the front bezel, but the radio has a new sticker on the bottom showing that the model...
IC-7300 Average SSB power modification
If you Google the title of this post, I’m sure you’ll come across some results which detail a very simple modification you can make to your IC-7300 which some believe increases the RF output...