SparkFun Forums 

Where electronics enthusiasts find answers.

Questions relating to designing PCBs
By lyndon
Those specific drawings originate from the National Semiconductor Linear Applications Handbook, but many the circuits themselves may have been published earlier in Walter Jung's IC Op-Amp Cookbook. National Semiconductor is now owned by Texas Instruments.

I'm a pretty good mood today :-) If you provide me with an address in the US, I'll send you my old, dog-eared copy of the National Apps book (it was already well-thumbed by the time I got it). Weighs about 5 pounds and I haven't cracked it open in years. Guarantee you'll learn a ton from it if you're interested in linear circuits.
long long title how many chars? lets see 123 ok more? yes 60

We have created lots of YouTube videos just so you can achieve [...]

Another post test yes yes yes or no, maybe ni? :-/

The best flat phpBB theme around. Period. Fine craftmanship and [...]

Do you need a super MOD? Well here it is. chew on this

All you need is right here. Content tag, SEO, listing, Pizza and spaghetti [...]

Lasagna on me this time ok? I got plenty of cash

this should be fantastic. but what about links,images, bbcodes etc etc? [...]