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Forum: DIY Speakers and Subs   01-30-2015, 02:20 PM
Replies: 199
Views: 5,616
Posted By Ricci
Lots of stuff going on here... LTD02, ...

Lots of stuff going on here...

LTD02,
The point of the Klippel system was to provide a standard and also a repeatable performance metric system for driver design and development. Not everyone...
Forum: DIY Speakers and Subs   01-28-2015, 12:18 PM
Replies: 25
Views: 719
Posted By Ricci
Hey Rage...No plans for a refold on the Baby...

Hey Rage...No plans for a refold on the Baby Sealhorn I mean the Othorn yet. Got to many other things in the fire. Maybe someday.
Forum: DIY Speakers and Subs   01-27-2015, 04:07 PM
Replies: 25
Views: 719
Posted By Ricci
Thanks I like this fold. I developed it on the PH...

Thanks I like this fold. I developed it on the PH and then wondered if I could get it to work on the GH and it did. One issue that bugs me a bit is you have to get creative with the terminal and...
Forum: DIY Speakers and Subs   01-27-2015, 12:29 PM
Replies: 25
Views: 719
Posted By Ricci
Looks like you really hammered that cab out! Hope...

Looks like you really hammered that cab out! Hope you enjoy.
Forum: DIY Speakers and Subs   01-27-2015, 12:22 PM
Replies: 694
Views: 28,162
Posted By Ricci
Not to continue a thread derail, but if anyone...

Not to continue a thread derail, but if anyone wants to...Input the measured params for the Q18 on DB and input them into HR or Winisd. Set sealed box size to 120L. Set the LE to 18mH. Set the Rg to...
Forum: DIY Speakers and Subs   01-16-2015, 09:53 AM
Replies: 242
Views: 6,711
Posted By Ricci
Thanks for the reply Brian. One more question......

Thanks for the reply Brian. One more question... Is it possible for a very reactive load to cause problems with some amplifiers to the point of perhaps causing damage?
Forum: DIY Speakers and Subs   01-16-2015, 06:56 AM
Replies: 242
Views: 6,711
Posted By Ricci
Brian can you expand on the above statement? PFC...

Brian can you expand on the above statement? PFC is constantly touted as being "green", improving conversion efficiency and reducing power consumption by the device. All of the measurement data I've...
Forum: DIY Speakers and Subs   01-15-2015, 10:06 AM
Replies: 242
Views: 6,711
Posted By Ricci
Brian I too would like to see a bit more...

Brian I too would like to see a bit more documentation on your amps. I have used them enough to know they make power but ratings like the capacitance available, peak voltage and peak current would be...
Forum: DIY Speakers and Subs   01-14-2015, 02:24 PM
Replies: 34
Views: 823
Posted By Ricci
About the UXL...Yes it died. Yes it was my fault....

About the UXL...Yes it died. Yes it was my fault.

Many heavy duty drivers can handle a very brief blip of everything the amp has up near 60-100Hz without bottoming. That is routine. Applying the...
Forum: DIY Speakers and Subs   01-02-2015, 07:32 PM
Replies: 34
Views: 669
Posted By Ricci
You have read those PS patent papers? Very cool...

You have read those PS patent papers? Very cool stuff. Also $$$$

Your last paragraph is exactly why...ideally you would have your speakers with amps and DSP built in controlled via a PC that...
Forum: DIY Speakers and Subs   01-02-2015, 04:28 PM
Replies: 19
Views: 415
Posted By Ricci
Very nice finishing man. Looks great.

Very nice finishing man. Looks great.
Forum: DIY Speakers and Subs   01-02-2015, 04:15 PM
Replies: 34
Views: 669
Posted By Ricci
I disagree somewhat on the Mforce motor. There...

I disagree somewhat on the Mforce motor. There are some very well thought out and huge improvements over standard moving coil drivers. The weight that motor would end up being using conventional tech...
Forum: Subwoofers, Bass, and Transducers   01-02-2015, 01:15 PM
Replies: 912
Views: 45,442
Posted By Ricci
Hey Bear...Keep in mind that CEA-2010 testing is...

Hey Bear...Keep in mind that CEA-2010 testing is not necessarily maximum output testing. In the deep bass it is often limited by the distortion thresholds well before maximum output. In room the deep...
Forum: DIY Speakers and Subs   12-31-2014, 08:11 AM
Replies: 7
Views: 133
Posted By Ricci
John is correct. Your simulations are only as...

John is correct. Your simulations are only as accurate as the data input. If it doesn't match the measurements then you aren't inputting the right data.

Look at the 1meter 2 volt sensitivity...
Forum: Subwoofers, Bass, and Transducers   12-30-2014, 04:04 PM
Replies: 197
Views: 4,348
Posted By Ricci
Have you tried a different RCA to XLR adapter or...

Have you tried a different RCA to XLR adapter or cord? Over the years I have had 2 sets that were defective or wired wrong. One was a set of Monster cables and the other was some random cheapies off...
Forum: Audio Gear   12-22-2014, 01:44 PM
Replies: 11
Views: 172
Posted By Ricci
BAM!!! Sold!!!

BAM!!! Sold!!!
Forum: Audio Gear   12-22-2014, 01:39 PM
Replies: 7
Views: 214
Posted By Ricci
Thanks Alex!

Thanks Alex!
Forum: Audio Gear   12-22-2014, 12:28 PM
Replies: 11
Views: 172
Posted By Ricci
Gracias for the interest guys...I really thought...

Gracias for the interest guys...I really thought these would sit around for quite a while.
Forum: Audio Gear   12-22-2014, 12:27 PM
Replies: 7
Views: 214
Posted By Ricci
Dang guys...Here I was thinking I might have...

Dang guys...Here I was thinking I might have trouble selling these! LOL:D

PM sent Mr. pennynike1
Forum: Audio Gear   12-22-2014, 08:35 AM
Replies: 7
Views: 214
Posted By Ricci
For Sale: Othorn cabinets

SOLD!!!

If you are looking at this you probably know what these are or have heard of them. These are my tapped horn design that I built around the B&C 21SW152 drivers. The combo of those drivers...
Forum: Audio Gear   12-22-2014, 08:19 AM
Replies: 11
Views: 172
Posted By Ricci
SOLD!!!: B&C 21SW152-4 Subwoofers (2)

SOLD!!!

I have 2 of these drivers for sale. These are 21" professional subwoofers with 6" diameter split wound voice coils and a Klippel verified xmax of 16mm one way. These are very powerful and...
Forum: Subwoofers, Bass, and Transducers   12-13-2014, 02:50 AM
Replies: 1,757
Views: 102,940
Posted By Ricci
No problems Jeremy I was just trying to explain a...

No problems Jeremy I was just trying to explain a bit about how to interpret the measurements for some of the guys who were discussing it. My posts are usually blunt and to the point because I am in...
Forum: DIY Speakers and Subs   12-12-2014, 01:53 PM
Replies: 239
Views: 4,699
Posted By Ricci
Just for future reference for anyone reading. ...

Just for future reference for anyone reading.

Never use the the internal test tones or noise in a receiver to see if it has enough voltage for your amplifier. Why? Because those signals are...
Forum: Subwoofers, Bass, and Transducers   12-12-2014, 10:57 AM
Replies: 1,757
Views: 102,940
Posted By Ricci
Jeremy requested that I do a work up on the...

Jeremy requested that I do a work up on the systems both passive and powered with the SPA-1000. It was decided that passive systems may not be sold so the passive data would not be presented.
...
Forum: Audio Gear   12-09-2014, 10:37 AM
Replies: 1
Views: 114
Posted By Ricci
FS:Klein & Hummel KPA-2400 Amplifiers (2)

If you are looking at this ad you probably know what these are. These are rebadged Powersoft K10 amplifier built by Powersoft for Klein & Hummel. Some of the badging and outer sheet metal is...
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