Reply to thread

Message

<blockquote data-quote="Gary S" data-source="post: 2691390" data-attributes="member: 568291">- A single cap on a tweeter is a basic 6bd per octave crossover, or high-pass filter.You would have to research or ask the manufacturer what value you need... they are rated in Micro farads (uf)They are not really a tweeter protector... it&#039;s just that since the cap limits low frequencies, the tweeter sees less power/ less low frequencies. The cap you gave a link to might not blow before the tweeter... those are better quality, possibly higher voltage. The cheaper caps are liable to blow first.Cheap caps:<a href="http://www.partsexpress.com/webpage.cfm?&amp;amp;DID=7&amp;amp;WebPage_ID=72" target="_blank">http://www.partsexpress.com/webpage.cfm?&amp;amp;DID=7&amp;amp;WebPage_ID=72</a>The caps you use for crossovers must be non-polarized or otherwise listed for crossover use.When they go, they explode like a firecracker.Piezo tweeters have a built in mechanical roll-off and oftentimes don&#039;t need caps... but a cap can tailor the response and allow it to handle some more power... it&#039;s not unusual to see a cap on a piezo.Those things are made to go with arrays of highly efficient pro mids for far-field use.... they are usually around 100db or more sensitivity at one watt... they are wayyyyyyyyyyyy too loud to be matched with just a pair of car midranges. You&#039;d need a door full just to keep up with the tweeter. Plus, I believe they have higher distortion. Nasty! LOL!</blockquote>

[QUOTE="Gary S, post: 2691390, member: 568291"] - A single cap on a tweeter is a basic 6bd per octave crossover, or high-pass filter. You would have to research or ask the manufacturer what value you need... they are rated in Micro farads (uf) They are not really a tweeter protector... it's just that since the cap limits low frequencies, the tweeter sees less power/ less low frequencies. The cap you gave a link to might not blow before the tweeter... those are better quality, possibly higher voltage. The cheaper caps are liable to blow first. Cheap caps: [URL="http://www.partsexpress.com/webpage.cfm?&DID=7&WebPage_ID=72"]http://www.partsexpress.com/webpage.cfm?&DID=7&WebPage_ID=72[/URL] The caps you use for crossovers must be non-polarized or otherwise listed for crossover use. When they go, they explode like a firecracker. Piezo tweeters have a built in mechanical roll-off and oftentimes don't need caps... but a cap can tailor the response and allow it to handle some more power... it's not unusual to see a cap on a piezo. Those things are made to go with arrays of highly efficient pro mids for far-field use.... they are usually around 100db or more sensitivity at one watt... they are wayyyyyyyyyyyy too loud to be matched with just a pair of car midranges. You'd need a door full just to keep up with the tweeter. Plus, I believe they have higher distortion. Nasty! LOL! [/QUOTE]

Verification