PET composite video adapter

[Ethan Dicks]

On Mon, Oct 13, 2008 at 08:23:07AM +0100, Pete Turnbull wrote:
> On 13/10/2008 05:08, Ethan Dicks wrote:
> 
> >The schematic shows the horizontal sync coupled to a gate via a "2200 mf"
> >non-polarized cap....
> >a "47mf" tantalum cap...
> 
> I'm not familiar with that circuit, but I wonder if the scan or JPG has 
> made an 'n' look like an 'm' and turned 2200nf into 2200mf?  2.2mfd (ie 
> 2.2uF) is not uncommon for a non-polarised cap, being used in some 
> telephone circuits.  On the other hand, 47uF is more reasonable than 
> 47nF for a tantalum.

I can't be certain, of course, but enlarging the scan to ludicrous size
seems to show a clearly-rendered central descending stroke on the 'm'...
it _really_ looks like 2200mf and 47mf.

-ethan

-- 
Ethan Dicks, A-333-S     Current South Pole Weather at 13-Oct-2008 at 08:40 Z
South Pole Station
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Ethan.Dicks at usap.gov            http://penguincentral.com/penguincentral.html