Search found 4 matches

by pberry
Sat Aug 28, 2004 10:27 pm
Forum: General Discussion
Topic: High speed sample and hold circuit
Replies: 2
Views: 1117

Re: High speed sample and hold circuit

Thanks for the help and direction!<p>Phase detector, balanced modulator -- I have some more homework. I can see that applying a logic gate would be useful. I filtered out the QFP packages from the Digikey search, so that eliminated the video A/Ds. Yes it is fast enough, buy holy cow - 100 pins? I'll...
by pberry
Sat Aug 28, 2004 10:01 pm
Forum: General Discussion
Topic: Magnetic switch for widnow open
Replies: 4
Views: 1412

Re: Magnetic switch for widnow open

Having the magnetic switches detect from a distance is advantageous because you can then leave the window slightly open for ventillation and still have the alarm active. They make switches especially for this.<p>You could break the 34 security points into zones and that would reduce the number of LE...
by pberry
Sat Aug 28, 2004 10:54 am
Forum: General Discussion
Topic: DVD Trouble
Replies: 7
Views: 2063

Re: DVD Trouble

How do you get trouble codes from a Sony?<p>I can't tell if this happens with every DVD, or just a few. You may have run into a format compatability problem if it is happening with a DVD that was recorded on somebody's PC or home DVD recorder. The commercial pre-recorded DVD format should work on al...
by pberry
Fri Aug 27, 2004 9:37 pm
Forum: General Discussion
Topic: High speed sample and hold circuit
Replies: 2
Views: 1117

High speed sample and hold circuit

Is this where everyone went to? I posted this to the poptronix site and the posting is growing cobwebs.<p>Can someone help on a sample and hold circuit? I have a ~10 MHz (+/-10kHz or so -- maybe closer to 10MHz if it needs to be for the circuit I'm asking for) TTL square wave to trigger a S/H circui...