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Re: New DIY Mid High




A couple of points / answers –


-        I used an RCF HF950 horn. Its their newest horn flare and is used in their new TT2a  and TT5a

-        All of the components I used are amongst the very best you can buy.

-        The HF950 has a 400 Hz cut off frequency and reasonable directivity down to about 1000Hz.

-        The HF64, as you noted does not have the pattern control down as low as the 950 or 1464 nor is its cut off frequency as low.

-        The HF6040 is 2” and is too big.

-        The 18sound XT1460 and the HF950 are quite affordable.

-        The XT1464 will require the box to be slightly deeper … 10 – 20 mm

-        You could make the box trapezoidal … but it would be almost impossible to make as a DIY.  For the 60 degree version I’m planning to build a square box and cut the back corners off. This      should make it look a little smaller and it should be a    little better when arraying 2 boxes.

-        The 12NDL76 SIMs very well.  When I have some spare time I will try them.