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Bjorn's latest activity
Bjorn
replied to the thread
Constant Beamwidth Transducer (CBT) Speakers
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There exist both ground plane CBTs and "non ground plane" (free standing CBT) like the JBL CBT speakers. Two different designs...
Apr 20, 2024
Bjorn
replied to the thread
Constant Beamwidth Transducer (CBT) Speakers
.
FIY: The traditional CBT speaker is quite constant horizontally. It's wide with 180° beamwidth. If by improving you mean making the...
Apr 20, 2024
Bjorn
replied to the thread
Constant Beamwidth Transducer (CBT) Speakers
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Does it look like the horn speaker in the below link has poor vertical directivity when measured over a reflective floor at different...
Apr 20, 2024
Bjorn
replied to the thread
Constant Beamwidth Transducer (CBT) Speakers
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That's an irony. Considering there's a polar in the picture you posted ;) And there a bunch of polars in Don's papers...
Apr 19, 2024
Bjorn
replied to the thread
Horns - Necessary to complete the Audiophile Journey?
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The advantage of a horn subwoofer is high effiency, very low distortion, high SPL from one driver, and it doesn't need much power to be...
Apr 14, 2024
Bjorn
replied to the thread
Tekton M-Lore Speaker Review
.
I disagree and I think we have enough examples of the opposite. It's more a rough prediction but quite accurate at parts of the response...
Apr 13, 2024
Bjorn
replied to the thread
The quest for my hyper speaker - Very Large room dilemma
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It was a general comment in response to the many pictures of setups shown lately and not aimed at a specific speaker or speaker brand...
Apr 13, 2024
Bjorn
reacted to
amirm's post
in the thread
Tekton M-Lore Speaker Review
with
Like
.
Maybe we should roll up our sleeves and help the situation...
Apr 6, 2024
Bjorn
replied to the thread
Why NCx500 isn't necessarily an upgrade
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Is this the type of measurement you're looking for?
Apr 5, 2024
Bjorn
replied to the thread
The quest for my hyper speaker - Very Large room dilemma
.
Seems like this has become a thread for non coherent sound, and speakers with as much as phase issues and lobing as possible.
Apr 5, 2024
Bjorn
replied to the thread
Worst measuring loudspeaker?
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Here are some measurements of the Matrix 801 S3: https://www.keele-omholt-technologies.com/papers/BW-801-Matrix-vs.-CBT36-v8.1.pdf
Mar 22, 2024
Bjorn
replied to the thread
Vera Audio midrange horn - polar measurements
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No. I could us aluminum diaphragm as well. However, breakup is lower with beryllium and tends to sound smoother over time. At the moment...
Mar 17, 2024
Bjorn
replied to the thread
Why NCx500 isn't necessarily an upgrade
.
Here are FFT measurements in differents bandwidths of the Vera Audio P150/600 RS in bridge mode. 20KHz bandwidth: 40KHz bandwidth...
Mar 13, 2024
Bjorn
replied to the thread
Why NCx500 isn't necessarily an upgrade
.
He measured without the internal buffer. From your link:
Mar 13, 2024
Bjorn
replied to the thread
Why NCx500 isn't necessarily an upgrade
.
Why the need for a bandwidth that's not audible for humans? Neverthless, let me know exactly what graphs you want to see.
Mar 13, 2024
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