Manufacturing Engineering
Sunday, 1 December 2013
Waterproof temperature sensor housing
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I had some plates made at work. They are 60mm x 60mm x 10mm copper that is then tinned via electroplating. The electroplating is to stop a l...
Sunday, 17 November 2013
We have ethernet
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A bit of chopping and soldering and I have an Ethernet socket on the NXP. The chopping was an old D-Link 530-tx network card. I also discove...
Thursday, 14 November 2013
Solder on
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That's the bulk of the soldering done. The 5v voltage regulator, the Nand Gate and L293D Half-H Drivers are in position. The control lin...
Tuesday, 12 November 2013
Regulation
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I have decided to go with a single 12v power supply instead of the dual 5v / 12v I was using. I needed a regulated 5v for the Atlas Scientif...
Monday, 11 November 2013
Temperature and op amps
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As I said, turns out the conductivity sensor has no built in temperature sensor is in, which is a pain as I have to make a waterproof thermo...
Wednesday, 6 November 2013
Knocking some sense into it
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I finally got the Atlas Scientific conductivity sensor all wired up . Turns out I have slightly misunderstood the documentation which say...
Sunday, 3 November 2013
Time to start soldering
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The breadboard design testing phase is over. I'm confident I can commit some Veroboard and a few of DIP sockets to build what will be a ...
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