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In Reply to: RE: Wow! Absoloootely sensational! I am in awe of the guy. :-)) ... posted by roger.barbara@bredband.net on June 29, 2010 at 02:09:28
If you look clearly at the pictures that are posted for the auction, it shows the back of the maggie panel. It is clearly the mid/tweeter panel that has all of the inputs on the back. Not a mid/woofer panel that nas no panel on the back.
-Greg
Follow Ups:
Well, the tweeter-panel seems to be set at right angle to work as a stand.
Roger Gustavsson
You're right, I didn't even see the hinges on the side of the panel.
As a mid-bass driver, the T1D was better than the later TIII and TIV the mid drivers in the later models were better as mids, but not better as mid-bass (lower mids) drivers. However, they never got the upper mids quite right. They always were slightly "thick" on top. When my TIV mids blew (corrosion on wires) I replaced them with a line of BG Neo 8. I read the white papers from BG and realized that whatever FR problems the Neo 8 have, they are superior to the OEM RD series drivers (as in Carver and Genesis speakers) in any practical measure - distortion, sensitivity, waterfall plot, peak power handling and max SPL - when used as an array. In particular, the waterfall plot is a stunner.
I now run the midrange in my triamped setup without a crossover and using a modified Dynaco III with KT 90EHs in ultralinear (more dynamic than triode at 60 watts). I can run very loud with no problem thanks to the 95 db sensitivity.
The Tympani Ribbon tweeters are better than the EMITs and are now much easier to get off of used MG IIIs and TIV and TIVA.
Of course, the TIV bass panels are the most effective bass drivers I know of outside of the largest Apogees and their modern clones. They just need bracing and big power amps for better bass, and damping for operation into the midrange.
I believe the one thing that this mongrel construct offers beyond what my modification of a TIV offers is the deep bass. The bottom half of the bottom octave of the TIV has limited maximum output even with bracing and big power. I don't really hit those limits even with organ - in part since I put in a subsonic filter to stop airborne feedback into my turntable. But I am aware that these bass limitations exist. The mountain of Infinity Servo Subwoofers would definitely help there.
I would expect Mart's system to be a great deal for those who want the deep bass, but I think my avenue of modifying a TIV or TIVA with a Neo 8 line array or even an RD series driver from BG - say an RD75, and triamping (Marchand analog crossover or modified Behringer DCX2496 digital) would get you there at far less cost, about $3800 with Neo 8 and $4500 with RD 75. Of course this assumes you do not overpay for the TIV.
"I would expect Mart's system to be a great deal for those who want the deep bass, but I think my avenue of modifying a TIV or TIVA with a Neo 8 line array or even an RD series driver from BG - say an RD75, and triamping (Marchand analog crossover or modified Behringer DCX2496 digital) would get you there at far less cost, about $3800 with Neo 8 and $4500 with RD 75. Of course this assumes you do not overpay for the TIV."
I agree completely with you. The push pull carver style ribbons with the maggie ribbons on the top end, and maggie bass/mid bass below is the way to go.
-Greg
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