Reviews Aluminum Lacquered Coil

Sundown Audio X-8 Series Subwoofers 800W RMS/Subwoofer (Pair X-8 V.3 D2 8' Subwoofers)

Black Aluminum 2.5” voice coil former for superior heat dissipation.
Solid Pole piece with chamfered edges & machined air channels for increased voice coil cooling.
High strength & patented cast aluminum frame.

8" VS-Series Version Two Car Subwoofer with a 4 Ohm Dual Voice Coil.
Power Handling: 250 watts RMS - 500 watts Peak | Sensitivity: 85 dB (1W/M) | Resonance Frequency (Fs): 36 Hz | Frequency Response: 20 - 200 Hz.
2.5” Aluminum Voice Coil: Each of our subwoofers is equipped with a 2.5” aluminum voice coil, providing maximum current distribution throughout....
Accurate Hard-Hitting Bass: The VS-Series subwoofers pack a massive punch when it comes to bass output. Our subwoofers are designed with a non-pressed....
Aluminum Shorting Ring: What makes our subwoofers stand out from other subwoofers on the market is the aluminum shorting ring. The ring is a....

...in high output amplifier & RCA/speaker line input.
RUBBER EDGE SUSPENSION: The high-performance car woofer speaker has a specially treated black rubber edge suspension that completes your woofer enclosure system. Total size measures 10.4” H x 20” W x 9.6” D. Also features blue LED light behind the grill.
1.5” ALUMINUM VOICE COIL: This car speaker has a 1.5” aluminum voice coil with a 4-ohm impedance rating that compensates the undersized wire found in most cars. Ultimately reduces distortion so you can enjoy a crisp & clear sound.
BLUE POLYPROPYLENE CONE: Pyle follows the standard size for most car stereo systems & created this 8" high power 4-ohm subwoofer w/ blue polypropylene cone perfect for new speaker construction, replacing worn or blown speakers.
35Hz - 800Hz FREQUENCY: The 1.5” aluminum voice coil provides the punch, while the bass reflex vent adds even more sub-bass, ultimately achieving a frequency response of 35 Hz to 800 Hz. It is also super easy to install to your vehicle's sound system.
One 8'' High Power 4 Ohm Subwoofer - 1.5'' Aluminum Voice Coil.
Built-In High Output Amplifier - Bass Reflex Vent for Added Sub-Bass Response.
Blue LED Light Behind The Grill - 250 Watts Max Power Handling.
Blue Polypropylene Cone - RCA/Speaker Line....

Features and Specifications: Vented cast aluminum basket, Fiberglass reinforced cone, Stitched foam surround, Heat dissipating aluminum heat sink, 4-layer copper 2" voice coil, DVVC (Direct Vent Voice Coil) Cooling, Size: 8", 900W RMS Power | 1800W Peak Power. Sensitivity: 82 dB, Magnet Size: 105 oz, Mounting Depth: 5.75", Cut Out Diameter: 7.32", and Voice Coil Diameter: 2"..

Features: Pair Rockville X6.5C Competition 6.5" 1000 Watt Component Car Audio Speakers and Titanium Tweeters, (2) 6.5 Woofers for Mids and Bass, (2) 2 Aluminum Tweeters with Titanium Diaphragms, (2) Audiophile Crossovers (these are very expensive crossovers with a lot of copper coils in them for advanced sound filtering to give you the best sound quality), Peak Power Rating: 1,000 Watts Per Pair/500 Watts Each, CEA Compliant RMS Rating: 250 Watts Per Pair/125 Watts Each.
Paper Woofer Cone With Cloth Edge Gives Amazing Bass and Mids, True Aluminum Bullet to give the woofer amazing sound, Steel Stamped Basket, Oversized 1.5 ASV Voice Coil, 14 oz. High Quality Ferrite Magnet, Cutout Diameter: 5.78 inches, Impedance: 4 Ohms, Tweeter Size: 3.86' x 1.97 inches, Cutout Diameter of Tweeter: 2.80inches, Audiophile 2-Way Crossover with 12db/Octave Roll-Off, Crossover Has Tweeter Attenuation Adjustment of -3db, -6db, Frequency Response: 40Hz 20,000 Hz.
Sound Pressure Level: 90dB @ 1w/1m, Fs: 110 Hz, Re: 3.6 Ohm, Qes: 1.024, Qts: 0.865, Qms: 5.579, Titanium Diaphragm Tweeter with 1 Kapton Voice Coils - the most premium voice coils on the market, This item uses CCAW voice coil windings which is the most expensive and best material for voice coil winding, Pre-insta....

Features and Specifications: Vented cast aluminum basket, Fiberglass reinforced cone, Stitched foam surround, Heat dissipating aluminum heat sink, 4-layer copper 1.5″ voice coil, DVVC (Direct Vent Voice Coil) Cooling, Size: 6.5″. Power Handling: 700W RMS Power | 1400W Peak Power. Sensitivity: 82dB, Magnet Size: 80 oz, Mounting Depth: 5″, Cut Out Diameter: 5.95″, and Voice Coil Diameter: 1.5″..

【Fitment】Ignition Coil(traditional coil, double spark coil, single spark coil) generator, fan, electric-magnetic valves, emission gas controlling value, fuel injectors, relay. etc..
【Features】You can quickly and easily diagnose whether the ignition system of the car is working properly, avoid fire, and burn out the ignition coil. It provides a safe and reliable troubleshooting method that is convenient, economical and time-saving..
【Long-lasting】The Spark Tester is adopted to the high-quality aluminum material with high quality. The internal LED light will show you if the ignition system is normal. The ABS head is easy to insert and long-lasting, making it the right choice..
【Long-lasting】The car to be tested should park at an area with good air condition, can not suck into exhaust emission from engine. During test process, it is necessory to avoid the moving parts and heat source to protect tester and testing equipments..
【Good Performance】Excellent mechanical stability and corrosion protection. Professional manufacturing, high accuracy.

Subwoofer Size: 12" | 2” black anodized aluminum vented voice coil former | High-temp TIL voice coil former.
Lightweight cone for increased efficiency | Improved suspension & coil design for PR-V2 models | Tough rubber top gasket.
High-strength wide roll surround | Single Voice Coil.
Power Handling: 250 Watts RMS | Peak: 500 Watts RMS.

Stitched-On Double High-Power Tinsel Lead Wires.
Black Aluminum 2.5” voice coil former for superior heat dissipation.
Solid Pole piece with chamfered edges & machined air channels for increased voice coil cooling.
High strength & patented cast aluminum frame.