Search found 10 matches
- Tue Jul 04, 2006 3:30 pm
- Forum: General Discussion
- Topic: currious question about led displays.
- Replies: 5
- Views: 3046
Every one that looks at a digital display know a six is not a b. Displays that use single bulbs or led clusters dont lean. Printed letters dont lean. Why would a seven segement display be associated with script letters? Electronics is the best hobby. stay with it and leave the women alone. Answers c...
- Sat Jun 17, 2006 8:53 am
- Forum: General Discussion
- Topic: Lightning Detector
- Replies: 4
- Views: 2466
Lightning Detector
Does anyone have info, schematics, or a web site about lightning detectors?
Thanks
Thanks
- Mon Apr 24, 2006 6:39 pm
- Forum: General Discussion
- Topic: noise cancellation circuits
- Replies: 6
- Views: 3093
noise cancellation circuits
I was watching some men and women shoot skeet this weekend with their loud loud shot guns and noticed that they had on ear muffs. But a friend informed me they would amplify normal talking but when the gun was shot it would muff the sound. I tried his and wow , no loud booom! Where can I find schema...
- Mon Dec 19, 2005 6:13 pm
- Forum: General Discussion
- Topic: SEDOKU
- Replies: 19
- Views: 8909
Re: SEDOKU
I make a large 2 digit display, 5.5inches wide by
9 inches high. It has a four button controller: up,down,enter, and reset. It can be used in the open sunlight as well as indoors.
If your are interested email me.
Roger
9 inches high. It has a four button controller: up,down,enter, and reset. It can be used in the open sunlight as well as indoors.
If your are interested email me.
Roger
- Fri Nov 11, 2005 4:38 pm
- Forum: General Discussion
- Topic: Help with LED
- Replies: 31
- Views: 12799
Re: Help with LED
You can start with this site
http://www.theledlight.com/technical.html
yep things have changed in 15 yrs. BIG TIME.
EVERYTHING
rogerdoger
http://www.theledlight.com/technical.html
yep things have changed in 15 yrs. BIG TIME.
EVERYTHING
rogerdoger
- Tue Oct 18, 2005 6:18 pm
- Forum: General Discussion
- Topic: Solid State Relay
- Replies: 4
- Views: 2202
Re: Solid State Relay
Ok Guys, Thanks for the help. I decided to go with one second on the hold time for the selonoid.<p>Now another.. When the gate opens by its weight, it is pretty much balanced so it will open and close with a lite touch. It opens and stops against another selonoid. It is pushed closed by this one whe...
- Tue Oct 18, 2005 6:16 pm
- Forum: General Discussion
- Topic: Remote SSR
- Replies: 0
- Views: 1142
Remote SSR
Ok Guys,<p>Thanks for the help. I decided to go with one second on the hold time for the selonoid.<p>Now another.. When the gate opens by its weight, it is pretty much balanced so it will open and close with a lite touch. It opens and stops against another selonoid. It is pushed closed by this one w...
- Sun Oct 16, 2005 7:29 pm
- Forum: General Discussion
- Topic: Solid State Relay
- Replies: 4
- Views: 2202
Solid State Relay
I want to use a micro controller to fire a SSR that will apply 120 volts ac to a selonoid that will pull a latch that opens a gate. The micro and SSR is 50 yds or so from the selonoid. Question: Is a 1/4 second turn on of the SSR long enough to insure a solid pull of the selonoid to pull the latch. ...
- Fri Jul 22, 2005 8:15 pm
- Forum: General Discussion
- Topic: AC selonoid
- Replies: 8
- Views: 4857
Re: AC selonoid
Hey Guys,<p>Thanks a bunch for the replys and all the help. I have been helped. I cant wait to give the suggestions a try.
I wish I would have came here sooner. It is good to know that help is available. Again thank you all very very much.
Roger Dodger and old codger
I wish I would have came here sooner. It is good to know that help is available. Again thank you all very very much.
Roger Dodger and old codger
- Tue Jul 19, 2005 6:54 pm
- Forum: General Discussion
- Topic: AC selonoid
- Replies: 8
- Views: 4857
AC selonoid
I have a system to fire 9 ac selonoids to release skeet. The Uc, when called on, turns on an OPTO-22 solid state relay with zero-crossing and built in snubber. It then momentarily turns on it's selonoid. The problem is that on power up of system sometimes 1,2,or three different selonoids will releas...