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by gerard
Sun Jan 01, 2012 3:01 pm
Forum: Other projects
Topic: Aquarium thermostat and monitor
Replies: 20
Views: 9382

Re: Aquarium thermostat and monitor

<t>Tomo2k said: <br/> <br/> <br/> They don"t have to.<br/> <br/> I"m sure it"s possible (and actually quite desirable) to run all the "active" bits of an aquarium from a SELV supply (like the USB PSUs we"ll be powering the Raspberries from), which is perfectly safe.<br/> <br/> I would not be surpris...
by gerard
Wed Dec 28, 2011 8:37 pm
Forum: Other projects
Topic: Aquarium thermostat and monitor
Replies: 20
Views: 9382

Re: Aquarium thermostat and monitor

<t>Crundy said: <br/> <br/> <br/> ...<br/> <br/> So you"d basically need a temperature probe, and a power controller which the heater(s) plug into, and if the probe temperature goes above a certain level then the power in the controller is cut (and obviously turned back on when the temperature drops...
by gerard
Mon Dec 19, 2011 6:19 pm
Forum: General discussion
Topic: STICKY: Introduce yourself!
Replies: 3544
Views: 113996

Re: Introduce yourself!

<t>Hi,<br/> As you have probably worked out from my user name, my name is Gerard. I live in sunny Yorkshire, England. I am currently the technical director for a company in Leeds. I started writing software back in the 70s and have been at it ever since. I wish I had more time developing and less ti...
by gerard
Mon Dec 19, 2011 5:03 pm
Forum: Staffroom, classroom and projects
Topic: BASIC - more harmful than useful?
Replies: 899
Views: 143136

Re: BASIC - more harmful than useful?

<t>It is very interesting reading everybody's comments about programming. I have been writing software since the 70s and have written software on everything from micros to super computers. I have seen many changes in software development over the years.<br/> <br/> Programming languages are just a to...

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