PDA

View Full Version : Here my new creation: 10' bass and midbass woofer for small PA



Lira
05-12-2011, 05:38 PM
Here is it!

http://s4.postimage.org/148ygiaqs/DSC03959.jpg (http://postimage.org/image/148ygiaqs/)

http://s4.postimage.org/149a19q78/DSC03960.jpg (http://postimage.org/image/149a19q78/)

http://s4.postimage.org/149ezvrok/DSC03961.jpg (http://postimage.org/image/149ezvrok/)

http://s4.postimage.org/149n9ki5g/DSC03962.jpg (http://postimage.org/image/149n9ki5g/)

Look at the size of the magnetic assembly!

Lira
05-12-2011, 05:40 PM
The last 4 pictures!

http://s4.postimage.org/149qkn750/DSC03963.jpg (http://postimage.org/image/149qkn750/)

http://s4.postimage.org/14a3sxz38/DSC03964.jpg (http://postimage.org/image/14a3sxz38/)

http://s4.postimage.org/14ah18r1g/DSC03965.jpg (http://postimage.org/image/14ah18r1g/)

http://s4.postimage.org/14alzusis/DSC03966.jpg (http://postimage.org/image/14alzusis/)

It has a 77,00mm voice coil made of kapton and a magnetic assembly of 198mm, 8ohms for a small pa box.

Later IŽll post some tests on youtube.

erhan739
05-14-2011, 10:28 AM
oh, ı love it especially its cone :) good job lira, and these are mine do you will like them :)

Lira
05-16-2011, 05:19 PM
I Like that big black one, wow! almost 220mm of diameter... it is a 15'? And that amp with acrilic case, wonderfull work, hope you don't mind if i copy your idea on my amp!

I saw one of your pics, there is a SMPS, i never built one, do you have anyone that is simple to build for a starter on SMPS?

Thanks in advance!

Lira
05-16-2011, 05:20 PM
I forgot to mention, i need it for about 45v 0 45v DC 10A to power 2 TDA7293.

Thanks

erhan739
05-17-2011, 10:57 AM
dear lira, big black one 15 inches 20cm magnet and it have 4 inc voice coil with aleminium - flat winding and its brand is Electro-voice marine serie. ı've done transparent amp 2 years ago... changed insided amp 3 mont ago... with JBL :) pay attention with pasive crosover... it is 3315's passive only mid/hi section it is 18db/oct :D

erhan739
05-17-2011, 10:59 AM
and ı've a smps circuit but ı don't tried on audio circuits ı can't have enough time from my job :(
you can ask our admin about smps, he can help you happily.

Lira
05-22-2011, 02:21 PM
Hi, just a small update: I have finished assembling the speakers, they are now on pink noise for 72 hours, I,ll edit the videos and photos and post here soon!:)

tre4u2nv
05-22-2011, 09:27 PM
Lira that such a wonderfull job wish i could get the parts to try and fabricate my own drivers

mkubawat
12-28-2011, 05:12 PM
Dear Lira hi,
please,can you explain, what is the benefit of Horn type sub woofer cabinet. what is the best cabinet for outdoor DJ.

tebci
04-20-2013, 09:59 AM
Dear Lira hi,
please,can you explain, what is the benefit of Horn type sub woofer cabinet. what is the best cabinet for outdoor DJ.

me also interested to know the results