PET composite video adapter

Gordon JC Pearce MM3YEQ gordonjcp at gjcp.net
Wed Oct 15 04:38:07 CDT 2008


der Mouse wrote:
>> My Dad's got 10000uF capacitors for his audio amps, and they're the
>> size of a coke can.  I reckon 100 such capacitors would fit in my
>> schoolbag, at worst..."
> 
> That's a big schoolbag.  I regularly carry five dozen 341-ml aluminum
> cans in my backpack (they're iced tea cans, not pop cans, but they're
> standard pop-can size), and it's a big backpack and they fill it right
> full up.  100 would be five-thirds as much, more like a sports
> equipment bag.

That's about right.  I used to carry a lot of fairly random stuff about...

> And, of course, it depend heavily on the working voltage.  a 1Fd 5V cap
> is generally smaller than a 1Fd 50V cap.  (And, now that supercaps have
> shown up, low-voltage caps have gotten even smaller.)
> 
>> And that's how I learned that school wasn't going to teach me
>> anything useful, or basically true.
> 
> Well, you'd already learned to sanity-check claims you hear, which is
> arguably a more valuable lesson. :-)

Now *that* is true...

Gordon



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