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KC2ZPK's blog

It has been a while.

So.... It has been quite some time since I have posted. Well.... it has been a busy year, but not for ham radio. My shack is now the bedroom for my two daughters, and I really havent had time to get on the HF radio. However I have been doing other ham radio related stuff, so I will up date that a little later. For now it is 73

Why R/C? ( Radio Control ) Part 1

Part 1 of a series of how and why I got into R/C or radio control aircraft other remote controlled models. Ok, so it is not really amateur radio, it is a little bit related. Many years ago, while still in high school, I received a SIG Kadet MK II R/C airplane for Christmas

Horrible audio on TKR-820

I have been on and off battling this for a few weeks now. It's either too soft, too loud, overdriven, humming, whatever... So I dug into it this weekend and started ripping things apart. I also have  a Squelch board that I want to install, The squelch board uses discriminator audio to sence quieting and then give the controller a COR signal. The TKR-820 does not have a COR signal when the internal controller / signaling board is removed, at least none that I can find, I will still look into that.

Setting up the Si4707 WX receiver breakout board.

Setting up a SI4707 Weather receiver breakout board with SAME decoding to work with an Arduino. First impressions and some tips to get it running. The SI4707 breakout board came in a few days early, so i got to check it out over the holiday weekend.  Read more


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