[0-30V Stabilized Power Supply]

I've bought mine on eBay, but it's 10000uf not 12000uf... good price, fast ship.

http://www.ebay.com/itm/2PCS-AUDIO-Electrolytic-Capacitor-30-41mm-10000UF-63V-63V-10000UF-/251121225080?pt=LH_DefaultDomain_0&hash=item3a77fdcd78

[0-30V Stabilized Power Supply]

OK Thank you audioguru... When the PS is finished I post the results here.

[0-30V Stabilized Power Supply]

Thanks audioguru, I read the answers about to use two 2n3055. Will one BD139 be able to support both tranzistors ?

[0-30V Stabilized Power Supply]

I'm making my power supply 0-30V inside an old ATX power supply, and I have 2 Fans. How should I select the side of the flow?
Should I make throwing air at the heatsink or throwing the air which is inside the power supply out?
Sorry about my poor english.

[0-30V Stabilized Power Supply]

hi every one. i create the original version and work fine
but i have 2.5A at 30v when turn voltage volume under
7v current get to 1,5 A and overload protection
do not work
please help me
excuse me for poor english

Hi Ajax007, forget the original version. You should see the xristost's schematic the following link:
http://diyfan.blogspot.com.br/2012/02/adjustable-lab-power-supply.html

[[ARTICLE] Build your own UV exposure box]

Hi,

I wanna know your opinions about building a UV Box using black painted cardboard box.

What you think about ?

[0-30V Stabilized Power Supply]

I finished my version of this famous project :)
Here how it looks like: http://diyfan.blogspot.com/2012/02/adjustable-lab-power-supply.html
You may also download PDF files of the project on that page.

Hi,
i will use a power supply 24Vdc 3A instead of a Transformer. Can i eliminate the rectifier diodes, R2 e C2 ?
I didn't find MC34071, only MC34072. Can i change ??