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15" midrange horn plans?

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Category: Plans
Forum Name: Other plans
Forum Description: Discussion / Questions about all the other plans
URL: https://forum.speakerplans.com/forum_posts.asp?TID=14858
Printed Date: 27 March 2026 at 8:46am
Software Version: Web Wiz Forums 12.08 - https://www.webwizforums.com


Topic: 15" midrange horn plans?
Posted By: Death_blooms
Subject: 15" midrange horn plans?
Date Posted: 22 February 2008 at 8:53pm
Does anyone have any plans for a 15" midrange cabinet with a horn path preferably without a curved horn path. I am looking to use the 15" driver on this page http://www.auto-connect.co.uk/HiFi-woofer-aluminium-frame-kapton-voice-coil-38cm-15_-300Wrms_4758.html - http://www.auto-connect.co.uk/HiFi-woofer-aluminium-frame-kapton-voice-coil-38cm-15_-300Wrms_4758.html
Thanks



Replies:
Posted By: tb_mike
Date Posted: 22 February 2008 at 9:29pm
To use with what? Is it a public address horn?
How high ? how low? A conical horn is possible. Since they have no specs I cant tell you much.



Posted By: Death_blooms
Date Posted: 22 February 2008 at 9:32pm
im not realy worryed about being extremly precise with the frequency of the sound just something basic. it will be used for a crowd of about 200 playing dance music. I will use about 4 of these horns.


Posted By: Death_blooms
Date Posted: 22 February 2008 at 9:37pm
so what ever you would call midrange realy. sorry for being so vauge. also forgot to mention i want to build in 18mm birch ply.


Posted By: Mark James
Date Posted: 22 February 2008 at 10:03pm
no t/s for the driver will make designing anything impossible to be honest........

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insert silly sentence here


Posted By: _djk_
Date Posted: 23 February 2008 at 12:14am
I will state that that woofer will be a poor choice for a mid horn (even without seeing the parameters).
 
 


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djk


Posted By: tb_mike
Date Posted: 23 February 2008 at 9:43am
Originally posted by Death_blooms Death_blooms wrote:

im not realy worryed about being extremly precise with the frequency of the sound just something basic. it will be used for a crowd of about 200 playing dance music. I will use about 4 of these horns.

Sure
The more you explain,the more people can help.

Ok,so your planning on playing the 'telephone range' of 300hz - 3000hz.Whatabout the rest?

An eminence 6" with 5 bits of wood will do it on the cheap.Because your only covering the voice range it will sound abit like listening to music over your phone.


Posted By: Death_blooms
Date Posted: 23 February 2008 at 10:22am
could anyone then suggest anything of similar price that will do the job then if this wont do?


Posted By: justamadman
Date Posted: 23 February 2008 at 12:51pm
are you after kick? hd15, got a curved horn but it will do the job.

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in front of the bass bins baby


Posted By: tb_mike
Date Posted: 23 February 2008 at 11:23pm
So what you really meant was,you need a TOP speaker,and arent worried about deep bass?

Just go buy some behringer/turbo 2ways


Posted By: mykey
Date Posted: 24 February 2008 at 4:23am
buy 1 get 1 free
  http://imageshack.us">
http://imageshack.us -
 2 x DubSub, 1 x 2 15'' kick bin 1w/1m


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......just all them hanging there like giant bananas.



Posted By: tb_mike
Date Posted: 24 February 2008 at 5:34am
What is it?


Posted By: Death_blooms
Date Posted: 24 February 2008 at 7:19pm
the bass will be covered by hd15's this is my midrange speaker i will also have seperate tweeters


Posted By: Death_blooms
Date Posted: 24 February 2008 at 7:41pm
How is this driver? http://www.bluearan.co.uk/menu/index.php?id=EMIBETA12A&product=Eminence_Beta_12_250W_12!dquote!_Driver_8_ohm&browsemode=category - http://www.bluearan.co.uk/menu/index.php?id=EMIBETA12A&product=Eminence_Beta_12_250W_12!dquote!_Driver_8_ohm&browsemode=category
It is a 12" and I would like to use it for the same aplication any cabinet designs out there that would suit this one?


Posted By: Death_blooms
Date Posted: 24 February 2008 at 7:59pm
how about if i had a single 12" driver in a cabinet with a horn like the mt 102? (just throwing ideas around here) If i were to design this how do i know what the dimensions of the cabinet should be?


Posted By: tb_mike
Date Posted: 24 February 2008 at 11:48pm
Originally posted by Death_blooms Death_blooms wrote:

how about if i had a single 12" driver in a cabinet with a horn like the mt 102? (just throwing ideas around here) If i were to design this how do i know what the dimensions of the cabinet should be?


Just build a mt102,the HD15 will work below it


Posted By: Mark James
Date Posted: 25 February 2008 at 2:36am
a pair of mt102 will be a realy nice mid top for a decent sized stack of hd15, the question is does he have enough hd15 to warrant a pair of suge big and loud tops and also does the events he/she plans on catering for tend to be large enough? a stack of 8 hd and a pair of mt102 does seem like a nice idea though...... how many hds do you have and how big are the events??? might only need a pair of x10/x12 or the single 12"+1" p audio design three bee posted earlier here
http://www.speakerplans.com/forum/forum_posts.asp?TID=14878


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insert silly sentence here


Posted By: Death_blooms
Date Posted: 25 February 2008 at 7:33pm
i like the look of the x15 cabinet only i would like a 12" version (dont suggest the x12 i only want one driver and would like it to be vented at the botom) i also dont want a tweeter in the cabinet just the single midrange driver and vent. would this work? if so any plans around? (sorry i just cant make my mind up)


Posted By: tb_mike
Date Posted: 26 February 2008 at 3:39am
Originally posted by Death_blooms Death_blooms wrote:

i like the look of the x15 cabinet only i would like a 12" version (dont suggest the x12 i only want one driver and would like it to be vented at the botom) i also dont want a tweeter in the cabinet just the single midrange driver and vent. would this work? if so any plans around? (sorry i just cant make my mind up)

Ok so your not going to use a tweeter at all? Do you know how this will sound?

A guitar type 12" will reach through the voice range,with rough sound.



Posted By: Death_blooms
Date Posted: 26 February 2008 at 9:18am
i alredy have tweeter seperates so dont need anymore


Posted By: Death_blooms
Date Posted: 26 February 2008 at 2:25pm
so yeh i am aware of how this will sound, just what i want :)


Posted By: Death_blooms
Date Posted: 26 February 2008 at 7:04pm
bump...


Posted By: tweeter box
Date Posted: 26 February 2008 at 8:45pm
I also need to do something with 2 x 12" and/or  2 x 15" for mids got that weird telephone thing going on at the moment, need to make the gap between my scoops and my tweeters sound a bit better!
 
Any suggestions?? 


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PRECISION SOUND SYSTEM.

Feeding the peoples needs for Roots Music.

Strictly premium grade reggae and dub steppers from the early 70's to present day.


Posted By: tb_mike
Date Posted: 26 February 2008 at 9:40pm
Ok so you have a tweeter?What sort.You can have a pile of speakres randomly put together and it will sound rubbish,or you can use existing plans and it will sound nice.

The tweeter must work low enough to meet the 12" The 12" must be filtered,the horn must be filtered.




Originally posted by tweeter box tweeter box wrote:

I also need to do something with 2 x 12" and/or  2 x 15" for mids got that weird telephone thing going on at the moment, need to make the gap between my scoops and my tweeters sound a bit better!
 
Any suggestions?? 

2 15"s will be close to 100dB sensitive in the midrange,your HF horns will be about 110dB,so the 15"s are still weak,but have alot more power handling.

Id use a horn,even 2x12" from the mt122 plans. These are extremely loud.The dispersion is narrow which may or may not be what you want. You could get some one to redesign the flare,for 90* dispersion horizontal.


Posted By: tweeter box
Date Posted: 27 February 2008 at 11:08am
The tweeters im using can be found here;
 
http://speakerplans.com/forum/forum_posts.asp?TID=13816&PN=1 - http://speakerplans.com/forum/forum_posts.asp?TID=13816&PN=1
 
Ideally i wanna run the 2 x 15" as low mid and the 2 x 12" as high mid
 
I wonna make a double box front facing for the 15"s any ideas for plans?
 
And i need plans preferably the old eminence flares for the 12"s if anybody got them?
 
Smile


-------------
PRECISION SOUND SYSTEM.

Feeding the peoples needs for Roots Music.

Strictly premium grade reggae and dub steppers from the early 70's to present day.


Posted By: Death_blooms
Date Posted: 27 February 2008 at 11:28am
the tweeters wil be fine. so what plans are there that would work for me?


Posted By: Death_blooms
Date Posted: 03 March 2008 at 2:54pm
bump...


Posted By: tb_mike
Date Posted: 03 March 2008 at 9:10pm
Originally posted by Death_blooms Death_blooms wrote:

the tweeters wil be fine. so what plans are there that would work for me?


If you have no horn on the box its easy - just knock up a 3cu ft box with 50hz tuning.


Posted By: Death_blooms
Date Posted: 03 March 2008 at 11:38pm
for future reference how do you know how large the box must be for a certian driver? and 50hz tuning? whats that?
 
also can i put a horn path of any size infront of this box?
 
thanks for your help guys


Posted By: Death_blooms
Date Posted: 08 March 2008 at 7:48pm
bump...


Posted By: tb_mike
Date Posted: 09 March 2008 at 4:53am
Originally posted by Death_blooms Death_blooms wrote:

for future reference how do you know how large the box must be for a certian driver? and 50hz tuning? whats that?
 
also can i put a horn path of any size infront of this box?
 
thanks for your help guys

If you get Fs Qts Vas you can calculate the correct volume for woofer. Download winisd pro from www.linearteam.dk for a start.
Whats 50hz tuning?You tune the port to some bass frequency and it increases output.

I think I suggested a horn at the beginning,and after deciding on no horn you want one again?lol

Stick with no horns unless you need them.




Posted By: Death_blooms
Date Posted: 09 March 2008 at 9:19pm
i cant make my mind up sorry its alot of money to spend so i want to know that im makeing the right decision


Posted By: tb_mike
Date Posted: 18 March 2008 at 6:29am
Originally posted by Death_blooms Death_blooms wrote:

i cant make my mind up sorry its alot of money to spend so i want to know that im makeing the right decision


How about lets make a conclusion
Small venue
less than 200 audience
No reason for extra low frequencies

X15 or x12 + reflex sub.

Id guess that the x12 may sound abit smoother due to the HF driver not having to go so low.
Also a high frequency horn that has 90*x40* Dispersion is a good idea if using one per side.

If you were going to use two per side- with 60x40 horn,you could try splaying them horizontally side by side.


Problems?


Posted By: Death_blooms
Date Posted: 18 March 2008 at 6:23pm
Originally posted by tb_mike tb_mike wrote:


If you get Fs Qts Vas you can calculate the correct volume for woofer. Download winisd pro from www.linearteam.dk for a start.
Whats 50hz tuning?You tune the port to some bass frequency and it increases output.

I think I suggested a horn at the beginning,and after deciding on no horn you want one again?lol

Stick with no horns unless you need them.


with this app does it take into acount the amount of space the driver will take up inside the cabinet?


Posted By: tb_mike
Date Posted: 18 March 2008 at 8:57pm
Originally posted by Death_blooms Death_blooms wrote:

Originally posted by tb_mike tb_mike wrote:


If you get Fs Qts Vas you can calculate the correct volume for woofer. Download winisd pro from www.linearteam.dk for a start.
Whats 50hz tuning?You tune the port to some bass frequency and it increases output.

I think I suggested a horn at the beginning,and after deciding on no horn you want one again?lol

Stick with no horns unless you need them.


with this app does it take into acount the amount of space the driver will take up inside the cabinet?
 
Nope,it doesnt do anything for you.
VB = AIR inside the box.So you work out the box,then manually add driver volume,port volume,to get your total internal volume.


Posted By: Death_blooms
Date Posted: 18 March 2008 at 9:52pm
ouch... so i take it the size must be accurate. I dont know where im going to get info on the volume of the driver.


Posted By: tb_mike
Date Posted: 19 March 2008 at 4:29am
Originally posted by Death_blooms Death_blooms wrote:

ouch... so i take it the size must be accurate. I dont know where im going to get info on the volume of the driver.

\Just find out how much volume a 12" driver has. Or whatever size woofer your using. They tend to be quite similar. It wont be much,just a litre or three.

If you dont consider the driver volume,the port volume,nor the port wall volume,yess your tuning will be a little off. But if you get close enough within 5% thats ok. Its not like your going to tell if your sub is tuned to 49hz instead of 50hz.


Posted By: Steak'n'ale
Date Posted: 08 April 2008 at 4:05pm
I've used the 12" midrange horn from the eminence book loaded with fane colossus 12" they were good. Big cab for just a 12" though. 4 of them from 180Hz-3500Hz sounded pretty good.

Overkill for 200 people mind...

...unless they're outside.

Its a bit of an old design and the mid horns on SP are probs better but they work. They do have a curved horn though, but whats the problem with that?


Posted By: Drimacoustic
Date Posted: 08 April 2008 at 6:42pm
Have ever anybody tried Selenium PASxxx plans? I tried to simulate them in HR, result was not good.

I am looking for 15" straight horn to cover 100Hz to 400-600Hz, above will be this http://eshop.prodance.cz/DetailPage.asp?DPG=85334 - http://eshop.prodance.cz/DetailPage.asp?DPG=85334 horn and top should be D210Ti or another 1" comp. Any suggestions?

sry for bad english

Drim


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love begins below 40Hz


Posted By: Death_blooms
Date Posted: 08 April 2008 at 10:10pm
where can i get hold of the eminence book?


Posted By: justamadman
Date Posted: 09 April 2008 at 12:27am
Originally posted by tb_mike tb_mike wrote:

You can have a pile of speakres randomly put together and it will sound rubbish


all you Norfolk free party crews should heed this warning................ you know who you are




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in front of the bass bins baby


Posted By: Steak'n'ale
Date Posted: 09 April 2008 at 11:57am
Originally posted by Death_blooms Death_blooms wrote:

where can i get hold of the eminence book?


You used to be able to buy it from good ol' Maplins. I have to admit I just photocopied my mates copy though.


Posted By: Mark James
Date Posted: 09 April 2008 at 1:56pm
FFS! SEARCH!!!
http://zmatek.jinak.cz/diy/_upload_by_VeeHell/speaks/eminence/mediumbedny3.pdf




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insert silly sentence here


Posted By: Jake_Fielder
Date Posted: 09 April 2008 at 2:30pm
Originally posted by Drimacoustic Drimacoustic wrote:

Have ever anybody tried Selenium PASxxx plans? I tried to simulate them in HR, result was not good.

I am looking for 15" straight horn to cover 100Hz to 400-600Hz, above will be this http://eshop.prodance.cz/DetailPage.asp?DPG=85334 - http://eshop.prodance.cz/DetailPage.asp?DPG=85334 horn and top should be D210Ti or another 1" comp. Any suggestions?

sry for bad english

Drim
 
Someone might be able to help you better if you started a new thread, this thread is going nowhere!


Posted By: Mark James
Date Posted: 09 April 2008 at 2:38pm
sellenium hb1505c1 80hz < probably to 600 more likely 400 though, straight 15" horn!!! will take pd158 and kappa15 no problems, fusion julze has some for sale that if I were more wallet endowed would no longer be for sale and would be in my lounge!

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insert silly sentence here



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