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  1. J

    Peak detection and/or thermal sensing

    hi all, first post on the grovy new forum! (i used the old one a while back) i drive RC cars, but i don't want to fork out £100+ for a decent charger, as i have a perfectley good power supply. but to charge at any decent power i explode batteries (done it before, whole garage was filled with...
  2. J

    Picaxe RC?

    i was thinking, would it be possible to turn a picaxe chip into a remote control chip? i thought, SEROUT, through a crystal or whatever (i need to do more research on that bit :D) down the ariel, through the air, into a crystal, SERIN then to servos or fet's or what have you?
  3. J

    PWM with temp sensor on 08?

    hi again; i have an antiquitated computer that does not have 3 pin fans (ie no control like on newer computers) and i want to make it quieter (by PWMing [pulse width modulating] the fans to keep the CPUs at about 40c). i have thought about it and decided an 08 with a temp sensor would be the...
  4. J

    Sound as input?

    hi all; i was thinking of building a simple circuit to control an electric motor (through a relay) and was wondering, is it possible to turn it on by sound? i was thinking a microphone on the analogue input of an 08, but maybe a tranducer? Joe
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