[chbot] Come on all you retro engineerss!

[Michael Pearce]

I think I had that book as well ;-P

On Thu, Jan 27, 2011 at 5:51 PM, Carl Ranson <carl.ranson at gmail.com> wrote:
>
> I first got interested in electronics as a kid when i got my hands on
> the 555 circuit cookbook.
>
> On 28/01/2011 9:53 a.m., Charles Manning wrote:
>> 555s... remember them?
>>
>> Here's an opportunity to dust off your old skills and prove that your brain
>> hasn't fully calcified.
>>
>> http://www.555contest.com/
>>
>> My favourite 555-based device is by metal detector which uses 6 555s. These
>> days you'd replace that all with a single 8-pin AVR.
>>
>> -- Charles
>>
>>
>>
>>
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>
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