Search found 3 matches

by jodan
Thu Jan 20, 2005 7:57 pm
Forum: General Discussion
Topic: Posting time
Replies: 2
Views: 1054

Posting time

I posted 2 messages more than 30 days ago and have been unable to check their status until now.<p>Is there anyway to view posts more than 30 days
by jodan
Sat Dec 18, 2004 4:04 pm
Forum: General Discussion
Topic: piezo speakers
Replies: 3
Views: 1153

piezo speakers

I have circuit design for a electronic mosquito repeller. This circuit uses a piezo speaker.
My problem is that I can't tell if there is any output. My hearing is limited.
How can I best tell if there is an output from the circut/piezo speaker?
I would appreciate any ideas or suggestions.
by jodan
Sat Dec 18, 2004 4:03 pm
Forum: General Discussion
Topic: 12 Volt dc power for florescent lights
Replies: 6
Views: 1639

12 Volt dc power for florescent lights

I have several florescent light fixtures that use two fifteen watt tubes. These fixtures were powered with 12 volts dc. The inverter/ballast in these fixtures have failed. I would like to replace the old inverter/ballast. I have not been able to find replacements. I have been looking for a circuit t...