PET composite video adapter
ethan.dicks at usap.gov
Mon Oct 13 03:47:02 CDT 2008
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 Dicks, A-333-S Current South Pole Weather at 13-Oct-2008 at 08:40 Z
South Pole Station
PSC 468 Box 400 Temp -56.4 F (-49.1 C) Windchill -82.9 F (-63.8 C)
APO AP 96598 Wind 7.0 kts Grid 65 Barometer 670.5 mb (10989 ft)
Ethan.Dicks at usap.gov http://penguincentral.com/penguincentral.html
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