“Old School” Bully Kit (Pair)

(1 customer review)

$2,600.00$2,675.00

The price is per pair.

Important notice for international customers: See here

The Brute’s “big brother” is even bigger, badder and he’s not holding back!

The Bully brings both high efficiency and 12″ servo subwoofers to the fight, offering detailed and impactful bass with extension flat to 20Hz
This make them easy to drive even with low-powered tube amplifiers, plus the Subwoofer’s PEQ function and extension filters give you full control over the bass response.

We recommend 3 sheets of new NoRez for this model.

Frequency range: 20Hz-17KHz with subs. (200Hz-17KHz MTM section only)
Efficiency: 94dB @ 1W/1M
Impedance: 6 ohms (4.3 minimum)
Height: 33″ 5/8
Depth: 14″
Width: 14″

Need a Flatpack or pre-assembled cabinets?
Flatpack
Assembled Cabinet
Finished Cabinet

Subwoofer Jumpers: Includes an extra set of tube connectors, extra wire, and 4 banana connectors to connect the sub’s high-level inputs directly from the speaker inputs. ( See pictures)

SKU: N/A Category:

The next step in our "Old School" series speakers, the Bully is bigger in every way, offering an "Old school" look but with a well-braced cabinet and high quality components through out.

The treble and mids are handled by the same drivers as our X-CS Bravo kit, offering excellent clarity and off-axis performance, with a 94dB sensitivity and 6 ohm impedance, making them very easy to drive. The bottom woofer is the same as our sealed servo sub kits, using a 12" servo-controlled subwoofer, offering bass extension flat to 20Hz. It is controlled by the Rythmik A370 PEQ amplifier, offering full control over the bottom end.

We recommend keeping the Tweeter & Mid Woofers on the "inside" when placing them in your room for better center imaging and depth..

We also offer 20" Classic stands for this model.

Additional information

Weight 20 lbs
Dimensions 13 × 13 × 13 in
Subwoofer Jumper set

None, Include $75

Cabinet Plans

1 review for “Old School” Bully Kit (Pair)

  1. DL Silva (verified owner)

    Although not a tech, I’ve been around and passionate about Hi Fi since I can remember, 5 decades or so. I own many sets of well known speakers and two sets of Sound Lab electrostatic speakers (Dynastats / M2PX’s) as my go to’s, but always figured someday I’d build a super efficient, robust set of dynamic loudspeakers to have around because, well, sometimes I enjoy a more aggressive presentation. Anyway, Danny was kind enough to answer my questions and gave me assurances that the Bully would impress, even when put up against my ESL’s. (I will not be comparing except to say there is much my Bully(s) can do which my Sound Labs cannot, however full range Sound Lab panels can do things no other speaker can.) Anyway, Danny’s good natured presentations on You Tube convinced me his design philosophy is sound, gain path matters, parts matter, and crossover design is paramount relative to excellence in audio reproduction. After our conversation, I ordered the flatpack cabinet kits first. I figured if I screwed them up, I’d just order an assembled pair. The build went well given there were no instructions per se. Danny did send me a parts list with prints, this was enough to get me on my way. For some DIY folks the cabinet build might be intuitive, but these cabinets are complex; the bracing is extensive throughout the volume of the cabinet which comes in close to 70lbs before components. Note: it seemed to me a couple of the left cabinet internal parts were a tad off, (primary divider?) and one part (brace) was 1/8″ short, fixed with a bit of quality construction adhesive. It is my opinion, having worked in production cabinet manufacture once upon a time, (we built “standard” and “flop” for different apartments and duplex dwellings) that sometimes the “flop” line took a tad longer to dial in, hehehe… either that or I twisted something along the way while assembling the left cabinet. All I know is the outside dimensions turned out true and square with some trimming and refitting of some of the inside braces. (offset approx. 1/16) In any case, I do not believe this build is a beginner project. Also, since my garage is more a metal fab, bicycle and car shop, by the time I built a wood layout table, bought clamps, paint, sandpaper, sander, adhesives and fasteners, well, I didn’t save any money. I am not complaining, it was a gas building these speakers! I will always credit GR with this amazing design, but I will also know I built them. It was truly awesome, every minute. The good folks at GR answered all of my questions. I had many along the way, and I never waited more than a day for a response; some came within hours. Everything shipped was packed well, sorted logically, and everything GR delivered to us was of excellent quality. Anyway, my Bully build turned out amazing! They are more fun than I could have imagined, they sound great! I have barely scratched the surface given the flexibility of the PEQ amps, but I took to the basics readily and if I don’t touch those adjustments again these things will blow most folks minds. I make no claims to “Golden Ear” status, (I laugh at them) but folks in my circle trust my advice and recommendations, and I have been playing with gear of all stripes most of my life. The Bully is amazing, big and bad for sure. But they are also subtle, musical, image and become ghosts in the soundstage, and are nuanced to the point of being perfectly at home next to my reference speakers. Speakers are not headphones, so I really dig the fact they can be pointed straight ahead, and best of all, I bet they’ll never complain, man are they effortless, much like my ESL’s. Given my experience and purchase history, I don’t know where one could do better at twice the price, plus I don’t care. The Bully(s) are my last set of mains. That was the goal. Thank you GR Research! Oh, keep stirring that pot Danny, you are the real deal, and I am greatly amused by your detractors. Peace.

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