Python – just what i needed, another project
So, this started out as an exercise to see if could get Microsoft Excel (through VBA) to directly talk to my Uniden scanner. I’ve done this in labview quite a…
USB Soundcard Interface… update 4
Over the past couple weeks, I have been tinkering more with the soundcard interface. I started using FreePCB (http://www.freepcb.com/) – which is a VERY nice PCB drawing program with gerber…
CI-V EXTERNAL VFO CONTROL, PART 4
Today, I tackled interrupts. I’m not so sure I tackled interrupts, so much as i worked on determining the dynamic tuning step timing. I needed a routine to wait for…
CI-V External VFO Control, Part 1
Many years ago, Sam, K9SD, added some interesting functionality to his Icom 781 radios – an external encoder wired in parallel to the VFO control. This may seem trivial, but…
Soundcard Interface Update
after much work, I got the VX1700 interface working. It would appear that the connection convention is a bit strange. From the service manual, Data OUT on the Data Jack…
VX-1700 VFO mode
The VX1700 is a fairly nice radio, but it has one shortcoming from a flexibility standpoint – the VFO is not enabled by default, nor is it a simple software…