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woah, idk where the hell i got ultra violet! tired i guess... maybe i thought 808 was uv? whoa i need to take a nap...ive been up all night trying to make my diy red work, and i did! and its cool!

that rheostat will work perfectly! in fact, it is recommended in DDL's post to use it if you look closely. i use one for my circuit, and it hasn't failed me. but chimo's right, a pot isn't for turning the unit on and off, its for adjusting output and current. use a small momentary switch between...

pump diodes are infrared, not ultraviolet. i think...

a project box is a small enclosure sold by radioshack to house electronics projects in. they are pretty cheap, about 2 bucks for a small one. u could drill holes in it fairly easy for the crucial parts to go out of, such as the module and the switch.

ok thanks ill fix that right away.

thanks i will, other than the power source, can anything else be improved about my driver circuit?

thats a fantastic idea chido! i think ill do that.

ok right on, even with rechargeables? that adds up to 7.2v total.

do u have microsoft word?

30 bucks for 2 rechargeable cr123's and a charger is pretty high for me... how about this design where i can stack two AAA holders on top of one another. each will hold 3 rechargeable NiMH AAA's. this way, ill be able to fit all 6 batteries in my project box. i attached the design in a word...

how big are the cr123's? can i buy them at radioshack?

well basically i should either use 2 cr123's or 6 AAA NiMH's?

where do i get a cr123 holder? (and don't say internet, ive lost the ability to buy things online after I lost my debit card.)

well horizontally i can't fit any more. ive got them all in a radioshack battery holder.

dang... i can't fit 6 AAA's in my project box... ur sure it won't be able to drive it at all? i can deal with having to charge the batts frequently.

250 ma maybe? will this be sufficient?

ha when i first read it, i actually thought that the LASER is cutting, but its just laser guided! that is so misleading.

o and im using 4 rechargeable NiMH AAA's. so u guys are saying thats not enough to make the LD lase?

why is that?

i prefer pi backwards = i prefer pi, its like magic!