In Reply to: Which Supravox field coil full range? posted by Tube747 on January 11, 2024 at 03:15:32:
no 'full range driver' is actually full range.
For best results you'll want a woofer so as to minimize Doppler effect distortion on the main driver, and a tweeter to minimize beaminess and the need for your head to be in a vise to stay in the sweet spot. Doppler effect cause the driver to sound congested when you turn it up. If you get the excursion off of the main driver it gets a lot more coherent.
If you don't like the tweeter idea, consider at least that a rear-firing tweeter can be helpful to correct the tonal balance when you're off axis. But if you have a tweeter, its a good idea to roll off the main driver otherwise you can get combing effects which are not pleasant.
Whizzer cones tend to have breakups, so can be tricky- they help with highs but also can be harsher.
I get the whole thing about not needing a crossover and the like. I have a friend in town who has been struggling with the issue for 20 years and hasn't got it to work yet. He's spent $10,000s on it and still no satisfaction.
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Follow Ups
- They all look nice but - Ralph 10:13:31 01/11/24 (12)
- RE: They all look nice but - Tube747 10:48:52 01/11/24 (11)
- Good question! - Ralph 13:31:52 01/11/24 (10)
- RE: Good question! - Tube747 08:40:12 01/12/24 (9)
- We tried that tweeter - Ralph 08:54:31 01/12/24 (8)
- RE: We tried that tweeter - Tube747 12:47:52 01/12/24 (7)
- RE: We tried that tweeter - David Lawrence 03:52:59 05/28/24 (0)
- crossovers - Ralph 13:11:09 01/12/24 (5)
- RE: crossovers - Retsel 12:21:53 01/24/24 (0)
- RE: crossovers - GEO 17:45:01 01/14/24 (2)
- 30' by 40' is a large room. - Ralph 07:20:55 01/15/24 (1)
- RE: 30' by 40' is a large room. - GEO 07:58:25 01/15/24 (0)
- RE: crossovers - Tube747 10:45:52 01/13/24 (0)