HDC310- $219

HDC312- $229

HDC315- $249

HDC318- $289

 

Audioque HDC3

The HDC3 series is the product of over two years of development and hundreds of hours of testing real prototypes in real boxes and real cars. The new HDC3 series has been a long time coming; you can’t simply buy some off the shelf parts, throw in some chrome; that’s not good enough, that’s what other companies do. Anybody can add some bling, make up some ridiculous claims only a noob would believe, publish a fancy web page with glossy pictures, throw in some fantastic sounding specifications the marketing department loves, raise the prices and hope you’re stupid enough to line their pockets with your hard earned money. Actually that philosophy works; many companies swear by it.

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The HDC3 is a powerful new design with increased cooling, more throw, stronger cone and can be ordered with a choice of several suspensions and coil options allowing you to customize the HDC3 for your particular application be it either great sounding street beating or all out gut wrenching SPL.

The Standard HDC3 comes with your choice of dual 1 or dual 2 ohm four layer high performance copper coils, a vented cross drilled extended pole piece with flared ends for increased cooling and less noise. The Standard HDC3 is optimized for the best combination of great sounding loud Everyday Street beating. for those who want an all out SPL machine flat wound Aluminum wire coils designed for maximum power handling and SPL applications are available as a low cost option.

A high performance subwoofer requires a strong cone/surround capable of withstanding the huge motor forces applied without folding or separating from the coil former. It also must be light enough to not act as an inefficient power robbing, suspension killing glob of heavy mass requiring outrageous wasted power to set in motion. The HDC3 cone assembly is the perfect combination of weight, strength and profile combined with a high strength multi layer high excursion foam surround glued and double stitched for additional strength.

HDC3 SUSPENSION

Suspension systems are generally the weakest link in the chain of parts comprising a subwoofer design and often are the primary failure mode. Over time and especially with high power applications the spider or spiders, if the suspension has more than one or two, begin to sag and as a consequence the suspension can no longer control the coil movement which in turn makes the sub sound bad, the coil to rub and electrical shorts in the coil windings, with the resultant black smoke and nasty smell signifying the destruction of your subwoofer and the loss of your hard earned dollars. Did I mention that when spiders start sagging the TS specs so proudly listed on your new subwoofer bear little resemblance to the TS specs of your subwoofer when the suspension wears out?

Suspension, especially in high power application, fail from glue joint failures at the spider/basket landing glue joint, the spider/coil former attachment surface area and the cone/coil former attachment surface. These last two glue joints are often referred to as the “triple” joint. WHY DO THESE GLUE JOINTS FAIL? It usually comes down to MONEY. Most manufacturers build the cheapest way possible and the cheapest and most practical method of making these joints is by MACHINE with the cheapest glues available. MACHINE gluing of these joints usually have no provisions for ascertaining proper penetration and saturation of glue at the joint area. Nor does the assembly method allow for the use of reinforcement of the joint with additional material. Under NORMAL usage MACHINE gluing and standard assembly methods are adequate. Unfortunately many of us push our systems to the limit and then some.

We at Audioque are not satisfied with the NORM. We spare no expense and do everything we possibly can to prevent suspension failures. We use multiple spider configurations engineered and designed to maintain rigidity. We hand glue critical glue joints with high quality glues and provide additional reinforcement structures to the suspension components.

HDC3 DIRECT CONNECT LEAD WIRES=NO LEAD SLAP

High excursion subwoofers require a lead wire system that doesn’t flop all over the place or break. We use the direct connect system (no terminals) because it works the best. With our direct connect system you get no annoying lead slap noise, no ripped or holes burnt in the spiders and no flimsy lead in wires coming out of the cone to break or short out and burn into. You get no cheap terminals to break off or come loose. You do get 12 gauge lead wire easily connected by wire nuts or crimp connectors. You can also twist and tape the connections if you’re in a hurry.

We have spared no expense to give you the best subwoofer value on the market today. We have sourced our parts and manufacturing with exacting standards for quality, durability and performance. In the process we regrettably have had to leave some of our former American partners to stay competitive with today’s market place. Our production costs have been brought in line with our competition but our operating margins remain the same. We have done what we consider unique in this business; we have shared our savings in production costs with our customers.

Note: Parameters taken of random single sampling of NIB subwoofers with no pre-break-in.  Parameters for 8-layer flat wound aluminum voice coils only. No multiple samples averaged.

Specifications
Model HDC310-A HDC312-A HDC315-A HDC318-A
Woofer Size 10" 12" 15" 18"
Fs 41 Hz 43 Hz 38 Hz 31 Hz
Sd 33m M2 53m M2 89m M2 119 M2
Krm 11.76 mOhm 12.443 mOhm 12.686 mOhm  
Erm 0.881 0.88 0.875  
Kxm 113.942 mH 118.004 mH 144.352 mH  
Exm 0.667 0.664 0.628  
Vas  9.168 Ltr 20.99 Ltr 70.421 Ltr 109 Ltr
Cms 59.3 uM/H 52.64 uM/H 62.609 uM/N 54 uM/N
Mmd 239.556 g 251.649 g 253.635 g 457 g
Mms 243.003 g 258.665 g 268.902 g 481 g
BL 24.114 TM 24.567 TM 22.39 TM 24 TM
Qms 6.999 7.313 7.405 3.3
Qes 0.374 0.305 0.444 0.5
Qts 0.355 0.375 0.419  0.464
Sensitivity 1W/1m 84.439 dB 88.172 dB 91.532 dB 89.8 dB
Magnet Diameter 8.7" 8.7" 8.7" 8.7"
Magnet Weight 340 oz 340 oz 340 oz 340 oz
Coil Diameter 3.0" 3.0" 3.0" 3.0"
Coil Length 2.135" 2.135" 2.135" 2.135"
Useable Throw 3.0" 3.0" 3.0" 3.0"
Continuous Power 1000 W 1000 W 1000 W 1000 W
Music Peak Power 2000 W 2000 W 2000 W 2000 W
Mounting Depth 7.625" 8" 8.875"  
Circle Cutout 9.4375" 11.375" 14.0625"