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Crossover Calculator

Calculates passive crossovers values needed for 6 dB, 12 dB and 18 dB/octave slopes. Design High-pass, Low-pass, Band-pass, Narrow bandwidth Band-pass and Zobal crossovers.
Added Linkwitz-Riley calculations for 12dB and 24dB slopes.Added Load calculations. If you have multiple speakers you can calculate the total impedance load of up to 5 values.Added Frequency calculator for 6dB and 12dB slopes, enabled if you've purchased in-app. This will help you calculate the frequency cut off using standard capacitor and inductance values that are available.

This app is free with ads. If you like the app, please consider making an in-app purchase. Making a purchase will remove the ads.

Permissions:Write and Read to storage for the Crossover book in PDF. Saves the PDF to your external storage under CrossoverCalculator directory.

Category : Tools

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Reviews (26)

Nea. K. Feb 5, 2021     

I am a musician and 'Gear head' from before I was a teenager. I've always had good, sometimes great stereo gear. I've owned Genesis II's, Advents, ESS Heil from Germany with the Air Motion Tweeter (Looks like a ribbon. I started trying to improve my speakers. In a digital world, there are only 2 things really matter, mics, and speakers. It's all 1's and 0's in between. I've modified and built really nice speakers. I've found this site very well laid out, comprehensive, precise. Great work, A+.

RC. A. Jul 1, 2019     

Complete useless to try it out ( supscription ). Of all the options still one is available because you need to a supscription....realy ? If you find a free app you expect at least to try it out first. 90% is not directly available.... To bad... I expected more from this app....

eDS. Dec 19, 2020     

Try to register for trial, and recompute my first project from other app due to distortion on band pass. Well this app solved my problem on bandpass by suggesting new connection and components. It worked well and I'm satisfied with result. Thanks.

D.. N. Dec 27, 2019     

So far it does every thing it was designed to do. It has a clean, simple, & easy to use layout. It makes for quick & efficient calculations.

ify. a. Jan 5, 2020     

This is what the internet was supposed to be..A HIGHWAY OF INFORMATION THAT IS PRESENTED WITH INTEGRITY! This app has plenty of integrity! With links to PDF files from the very basics to the more advanced crossover workings & related. The info is all presented with class &it doesnt come off with the assumption you are already a pro &yet it presents the basics without making you feel stupid..This IS A NEAR PERFECT APP!! thank you for the work youve done with this app! Y'All ROCK!

Rob. G. Feb 6, 2020     

This is the worst calculator i ever see always give me error when i want to calculate something only work firs option for calculation crossover but values of capacitors and inductors are too big and calculations are useless.

A. G. u. Jun 17, 2019     

way too many adverts. every time you click go, it shows an advert, and some up to row long. will rather download another app.

Ibr. k. Sep 12, 2019     

The app features are all closed waiting for some subscription. Only the very first two options are working.

Gle. M. Dec 26, 2019     

Very useful and clean design. Well worth the upgrade to help support the developer who certainly spent quite a bit of time creating this app.

zep. 6. Aug 22, 2019     

For someone not working every day with speaker filters it is a waste of phone memory. Functions are not available unless you pay. For one or two time use, search for formula and calculate yourself.

A. G. u. Dec 8, 2018     

Very good and accurate, well worth upgrading to paid version to show gratitude to the developer who invested his time and knowledge to create a tool working so well for free. Well done

Niy. K. Nov 12, 2019     

Not that great in term of design calculation for crossover or Lpad. I bought paid subscription and it's waste of money.

Pau. G. Jun 27, 2019     

what i will say is your application is first class and credit where credit is due 👍👍👍 It is disappointing that google spoil such qaulity applications as yours with their commercials.

oon. Jun 11, 2019     

does its work, but insists that you watch 30 seconds advertisement on computer games before allowing you to get your answers.

gan. 7. s. Jul 4, 2020     

For 3rd order filters, subscription required. What is this ? Much better apps are available. Don't try this.

Cal. H. Nov 20, 2020     

All the 5 star reviews are submitted by bots. No one that has actually used the app has rated it 5 stars. Why would you pay someone when there is no proof the app actually works. You cannot complete any tasks whatsoever without paying for the app. And yes I read the EULA, sounds like the app creator is hungry for money without providing anything to the people he is ripping off.

JER. D. May 14, 2020     

Its a very good app.... But i am not going to pay periodical charge for this app..... If it was a one time payment, i will gladly purchase it and give it a 5 star rating..... And with all due respect, devoloper please dont reply to me saying that i didn't read EULA..... 'comments' options are here for a reason.....Most of the users dont care about EULA for such apps.... So i am posting this for other people..... Already tried another app and it works perfectly fine.... Thank you....

BIL. M. Nov 8, 2021     

For simple and normal calculations need subscription Wow. we can use online calculator. What a awful app

Ale. P. Sep 3, 2021     

UI is atrocious. If you want me to buy - then be direct and not annoying.

Mor. S. Oct 1, 2019     

Subscription required to evaluate anything... easier to use a pencil and paper UNINSTALL!

Tim. N. Jun 10, 2019     

way too many ads, uninstalled immediately.

Ali. H. Mar 26, 2020     

Fully functional with great features

Dar. S. Nov 18, 2020     

Subscription required, subscription required, that's all I see.

Don. M. Mar 16, 2022     

Very bad, you can only use it if you subscribe

Rem. Apr 7, 2020     

Garbage. This app requires a purchase to literaĺly use. No thanks ill just use google.

Gin. S. Jun 2, 2019     

Ads on every step!!!@