/diy/ - Do It Yourself

>>1727720
>HLG
stick with Mean Well purchased from a reputable distributor. they are probably cheaper than stoner-badged crap
>angle bars or something from home de pot
I use the square U-shaped channels for lower-wattage residential lighting applications, in free air. you might be surprised what a little forced air flow across them can do. you should qualify with a measurement of some sort (thermistor, thermocouple, thermal camera, in increasing order of cost and reliability)

>>1727705
>7 clocks
y tho, if you have all those cycles you should be able to reuse a smaller adder and do the arithmetic serially
>two-input gates connected as inverters
y tho
>decoding a timer made of TFFs instead of using a shift register
lol
3/10 use real ICs or use an HDL

>>1727885
>lights up an led when a li-ion battery gets close to empty
there are voltage sensor chips for this that will work better than anything you can slap together, but you have to order them. why not use an SMD comparator like a LMV331/LM393 with some micropower voltage reference like an LM4040, Pic related

>>1727961
there are forums/web sites for diy synth makers which probably know the state of the literature better
>playing with electronics to make music
there are forums for circuit-bending weenies too