Search found 3 matches
- Thu Jan 20, 2005 7:57 pm
- Forum: General Discussion
- Topic: Posting time
- Replies: 2
- Views: 1841
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
- Sat Dec 18, 2004 4:04 pm
- Forum: General Discussion
- Topic: piezo speakers
- Replies: 3
- Views: 1989
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.
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.
- Sat Dec 18, 2004 4:03 pm
- Forum: General Discussion
- Topic: 12 Volt dc power for florescent lights
- Replies: 6
- Views: 3118
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...