Tag Archives: design


It’s been a while since I’ve updated this site.  For that I apologize… I’ve been “nose to the grindstone” on product development, and there hasn’t been much news.  I’m going to change that, though. For starters, I’m announcing a layout … Continue reading

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What the heck is a BDL Blank?

So, Digitrax has this wonderful block detection board called the BDL168.  It’s great for detecting trains and all that, but it has one drawback… What if you need to remove it for some reason but you want to still be … Continue reading

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Fixed it!

If you compare this photo to the ones in yesterday’s post you’ll notice three important things. There’s a blue wire running between R5 and pin 2 of U1 There’s a scratch on the PCB just above capacitor C2 The LED is not … Continue reading

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This is why we build and test prototypes

I got all the parts in for the prototype SensorBit-C boards, so I built up the first one to see how we did.  There is always this expectation / hope that it will just somehow work the first time you … Continue reading

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