The QDX offers a unique approach to digital modes and is a high quality QRP transceiver. Packed with features, this kit is fantastic for ultra portable digital modes.
Adding a battery monitor is a simple way to be able to view the amount of charge remaining, current draw, and voltage from your LiFePO4 batteries.
Using two battery switches, I added a simple way to switch between battery power and AC power.
The Kenwood TS-830S has an IF output which can easily be used to feed an inexpensive SDR for a panadapter display.
The GPD Pocket is an excellent form factor for portable, emergency, or field work for digital modes and SDRs. It can easily fit in a small pack with other gear, and is a great alternative to carrying a laptop.
Building your own EMP protective enclosure can be far less expensive than buying one and can be done with readily available parts. Further, you can use the EMP container as a portable go kit.
After assembling the low bands version of the (tr)uSDX, I decided to try the high bands version of the kit, which includes 10, 12, 15, 17, and 20 meters. I mainly wanted the 10 meter band as we’re on the upswing of the current solar cycle.
Building an adapter to connect a speaker mic to the (tr)uSDX is fairly simple and can improve the experience when operating in phone modes.
Replacing the HV caps in the Kenwood TS-830S is a fairly simple job, thanks to KE4AA for the parts. This is the second hybrid rig that I’ve replaced these HV caps for.
I decided to install the optional CW filters in my Kenwood TS-830S.