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A place to discuss member's DIY audio projects & post pictures/schematics. NOTE: There is a limit of 2MB per attachment, and a maximum of 3 attachments per message. If you need to post more than 3 attachments, just add another message.
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Re: My cheap speaker project

October 10th, 2022, 8:34 pm

brombo wrote:A drawing and dimensions please.


3 inch by 3 3/4 inch.

I don't have any extra loose binding posts. My plan was to use nuts-n-bolts on the plastic, but it may not go as I was planning.

brombo wrote:Here is how I did my speaker terminals. I can help if you want. I used a small milling machine to drill the holes for the banana jacks accurately -

SpeakerTerminals.jpg


I live in Silver Spring.


I like what you did. I will figure out a time to come up.

Re: My cheap speaker project

October 10th, 2022, 9:01 pm

I have a lot of spare dual binding post and dual banana jacks if you want any.

Re: My cheap speaker project

October 10th, 2022, 10:49 pm

What will frequency will a 470 mF capacitor do?

Re: My cheap speaker project

October 11th, 2022, 6:50 am

Here is a link to a web site where you can put in the impedances of the drivers and the desired crossover frequency and it will give you the values need for the crossover.

https://www.v-cap.com/speaker-crossover ... Calculator

Re: My cheap speaker project

October 11th, 2022, 7:03 am

With a 6 ohm tweeter a 470uF cap will give a crossover at about 56 Hz. In other words WAYYYY too big a cap.

Re: My cheap speaker project

October 11th, 2022, 12:34 pm

I think it is mF, not uF.

Re: My cheap speaker project

October 11th, 2022, 1:19 pm

mF would be milli-farads which would be enormous.

Re: My cheap speaker project

October 12th, 2022, 9:03 pm

tomp wrote:Here is a link to a web site where you can put in the impedances of the drivers and the desired crossover frequency and it will give you the values need for the crossover.

https://www.v-cap.com/speaker-crossover ... Calculator


Is there a reverse calculator that will give you a frequency of a certain component?

Re: My cheap speaker project

October 12th, 2022, 9:50 pm

Check these out -

https://windowsreport.com/best-crossove ... -software/

Re: My cheap speaker project

November 1st, 2022, 3:54 pm

brombo wrote:I have a lot of spare dual binding post and dual banana jacks if you want any.


I will schedule something, possibly next week.
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