[RndTbl] transistor wall-clock

Flaggmann mashfiend at gmx.com
Mon Oct 19 10:51:56 CDT 2015

why stop there use a sun dial

On 15-10-19 09:45 AM, Gilbert E. Detillieux wrote:
> As long as you're going to pay too much for retro technology, why stop 
> at transistors & 7-segment LED's?...  Go for his Nixie tube clock!
> On 17/10/2015 4:36 PM, Trevor Cordes wrote:
>> Off-topic, but cool:
>> http://www.transistorclock.com/?imm_mid=0da80b&cmp=em-prog-na-na-newsltr_20151017 
>> A guy selling kits to make a all-parts-exposed digital wall clock that
>> uses *no ICs* and *no crystals*.  You build it yourself, 1250 parts to
>> solder onto a custom board.  Too pricey for me, otherwise I'd love to 
>> put
>> one together.
>> ICYW, I dug around the FAQ and he is cheating a bit: he's using the 60Hz
>> of the AC as a timer source.
>> Hmm, since it plus into AC, does that mean touching some parts of the
>> exposed circuits might give you a nice zap?

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