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Results tagged with fuses
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user 149547
Questions regarding physical fuses. A fuse is a safety device consisting of a strip of wire that melts and breaks an electric circuit if the current exceeds a safe level. PPTC, PTC, and Polyfuse questions should use the Polyfuse tag. Please keep in mind that repair questions are typically closed if not within the scope of the site and FAQ.
1
vote
Fuses blown and PC backup power ... and a mystéry
It sounds like you have a common mode voltage problem between your audio source and your speakers.
Start looking for a fault from the audio source that is feeding the speakers. Measure the voltage fr …
- 5,594
1
vote
Accepted
Should power supply be fused on input and outputs?
The power supply is most likely already protected on the primary side. Check the spec sheet.
Since your secondary load is quite small compared to the capacity of the secondary, a best practice is to …
- 5,594
7
votes
Zener Diode + fuse overvoltage protection for LEDs with constant current driver- fast or slo...
The current through the zener will be determined by the source impedance of your 12/24 volt supply and the associated wiring. Most supplies will have a low enough internal impedance that the zener dio …
- 5,594