Please recommend a full range driver.

chef free

Super Member
I love the image that a stereo pair of single speakers can produce. Who makes the best "full range" drivers? Which is the best "bang fer da buck"? Do I need to build a band pass crossover for them? Do they "need" a baffle?
 
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Mark audio drivers are a good value IMO if you don't need really high efficiency. Using CHR-70s in my little Open Baffles (yes you need a baffle or enclosure). If you need more bass Wild Burros have a decent following but I have not tried them.
 
I'm using a pair of Wild Burro Betsy full range drivers I like. They're supposed to sound best in open baffle but I've been using them in homemade Baltic birch cabinets, about 1 cubic foot each, as per the Betsy guy. No crossover needed at all - just the drivers, binding posts, wire and acoustic cabinet filler. Plenty efficient for my 5wpc tube amp. Pics of one of the cabinets below.

IMG_20190104_124707.jpg IMG_20190106_161738.jpg
 
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I like vintage ...tried a SHITLOAD of drivers back when I had a house and all the gear before the great divorce purge.... . After dozens of drivers tested on my je labs open baffles, my favorites :

1963/64 rca 12 inch console drivers ... Easy to find, cheap, and amazing midrange detail

Late 50's ampex branded ge built 12 inchers..... Bar none the best full range drivers I've ever heard. Always wanted to try the super early German field coil full rangrrers but never got a chance.

Both of those reach into the high frequencies, but benefit from a tweeter crossed over around 8 - 12 k.... I usually relied on the radio Shack lineaum dipole tweeters, although the ampex branded ge 3.5 inch paper cone tweeter is also amazing.

Isophon paper cone tweeters are also great
 
Those Corals ARE a steal.... Hell.... Buy em... If you don't like em you can easily sell them for what you paid
 
Lowthers are great, but costly. So are Jordans, either Ted's or Doreen's.
The old CTS 5 inch, often used as a midrange, is surprisingly pleasant as a full range, and, like many drivers, will sound more robust than you might expect in a TQWP (tapered quarter wave pipe). Admittedly, 'more robust than you might expect' is a relative term.
The merit of using a small driver as a way of dipping your toe into the water is that, if you don't have much into it, if you realize that actually, you really do want that treble and bass extension, and not only dead on in the hot spot, you can admit to yourself.
While there is a lot to be said adding super tweeters and subwoofers to full range speakers, in many ways, that is just a way of increasing the number of boxes in your system, and if you need to do that, maybe the goal is not really your own true goal.
Which is another way of saying that if you are asking about the 'best' you may not be the sort of person who finds fulfillment in a limited, but sometimes magical, type of speaker. No full range can cover the entire audio spectrum evenly (of course, that might also be said of almost all multi driver systems also).
 
Norelco 9762M/Philips AD5200M

http://www.hupse.eu/radio/speakers/9762.htm

Wish I had a couple of these...

I had a pair of the similar 9762/05, 1952 & 54. They had some good attributes but overall I like my pair of 9710 much more. I’d add those to a watch list.

Some of the old Japanese wide range drivers also have a following and I’ve heard a couple of nice ones. Occasionally can be found cheaply which would tick the bang for buck box.
 
Who makes the best "full range" drivers? Which is the best "bang fer da buck"? Do I need to build a band pass crossover for them? Do they "need" a baffle?
My opinion is that there's really no such thing as a full range driver, only wide-range drivers. However, wide-range can cover enough of the audio spectrum to give great sound - but you have to sacrifice something somewhere, and that will depend on your personal preferences. The lower you want them to go, the more you'll have to sacrifice the top end, or the more space you'll have to allow for cabinets, horns or baffles. Yes, some kind of cabinet or baffle is essential. Which type of enclosure you choose will affect the choice of driver. The open baffle aficionados will have their favourite drivers, but drivers which don't work particularly well in open baffles may work great in a sealed box and vice versa.
Not only the enclosure but also the room will have an impact, so I would be wary of reading stuff like "...I used Driver X and it's absolutely stunning..." and expecting the exact same results with a different baffle/enclosure in a different room.

I suppose I'm saying there's no simple answer to your question. I'm wary of simple answers in general :idea:
 
My opinion is that there's really no such thing as a full range driver, only wide-range drivers. However, wide-range can cover enough of the audio spectrum to give great sound - but you have to sacrifice something somewhere, and that will depend on your personal preferences. The lower you want them to go, the more you'll have to sacrifice the top end, or the more space you'll have to allow for cabinets, horns or baffles. Yes, some kind of cabinet or baffle is essential. Which type of enclosure you choose will affect the choice of driver. The open baffle aficionados will have their favourite drivers, but drivers which don't work particularly well in open baffles may work great in a sealed box and vice versa.
Not only the enclosure but also the room will have an impact, so I would be wary of reading stuff like "...I used Driver X and it's absolutely stunning..." and expecting the exact same results with a different baffle/enclosure in a different room.

I suppose I'm saying there's no simple answer to your question. I'm wary of simple answers in general :idea:

I know that I will have to sacrifice some "full range" but I can't hear much above 12k Hz and most music doesn't get below 40 Hz so I figure I can make the sacrifice for that sweet "point source image"...
 
Vintage EV LS8 or LT8 Are well regarded and sound great if you can find them. The LS8s extend out to around 10,000 Hz. LT8s have a small co-axial tweeter so they extend a bit higher. JOHN
 
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