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beyond econowave : Faital Pro HF144 compression driver with LTH142 Tractrix horn
Build Intention: A “simple” two way speaker with the advantages of the Econowave, but deeper bass than my current woofers, and more directivity by using a compression driver/waveguide that extends down...
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woofer selected : Lorantz 15″ C390X B1
Well I had made a shortlist of all sorts of great drivers to work through the cabinet simulations with, including the B&C 15TBX100 (Italy), BEYMA 15B100/R (Spain), RCF LF15N401 (Italy), Selenium...
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trying Pyle PH916 constant directivity waveguide: first impressions
I wanted to try some different waveguide options besides the FaitalPro LTH142 before I start making enclosures – and noticed the Pyle PH916 was a quite decent looking, inexpensive, candidate – but very...
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HF144 with FaitalPro LTH142 and Pyle PH916 – outdoors directivity measurements
OK, we know that simple on axis, straight into the speaker frequency measurements aren’t the whole story – getting a range of measurements at different angles gives a better idea for speakers getting...
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Cabinet ideas for the Lorantz C390X-B1-8 woofer
I’ve been running through ideas for some cabinets for the Lorantz woofers. The current fairly rough PA cabinets that came with them OK, but I’m not getting the full bass the speakers are capable of....
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a new waveguide to try: 18Sound XT1464
There aren’t many constant directivity waveguides for 1.4″ compression drivers, but one I had not been aware of until Paul Spencer and SvenR on SNA forums brought it to my attention was the 18sound...
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PVC bass reflex port extenders.
The current 139 litre volume of the cabinets I’m planning need a two 100mm diameter 24 cm bass reflex ports to tune to my proposed frequency of 33Hz.. Any of the bass reflex tube products cost quite a...
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bass reflex enclosures for the Lorantz woofers now underway
After a very long delay I’ve finally gotten around to working on better cabinets for the Lorantz woofers that will unleash their full potential. Having adequate enclosures so I could be lazy and use...
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enclosures for the Lorantz woofers assembled and now making sound at last..
At long last the enclosures for the Lorantz 15″ woofers are (mostly) done: Big thanks to Col for helping with the build – his expertise gleaned from the multitude of enclosures he has created was a big...
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Some finish added to the enclosures. OK but could be better.
It took me a while to get to adding some finish to the speakers, but I finally did using some “Cabots Satin Jarrah Water Based Stain and Varnish“. Although it looks OK at a distance I’m not completely...
View Articlesome experimentations with ACD (ActiveCrossoverDesigner) & MiniDSP
Both before and after I went overseas I’ve been experimenting with the most excellent Active Crossover Designer spreadsheets by Charlie Laub, with a lot of input and information from the Stereo.net.Au...
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addition of wooden compression driver stands that hide the protection circuit.
With the woofer enclosures now looking pretty good it was time to tidy up how the compression driver is supported, and tidy away the LPAD and protection circuitry. I got some small pine boxes of the...
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MiniDSP chassis done, at last
Not strictly related to the speakers themselves, but as the miniDSP is a core component in driving the speakers I’ve noted this in the “beyond-econowave” posts: For a long time the miniDSP was sitting...
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minor updates to the Beyond Econowave waveguide speakers.
These speakers have been seeing daily use in the ZOG lounge-room, are essentially complete, and continue to sound great. three small upgrades done since the completion have been: addition of...
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