This is a reprint of a very rare speaker Ad! It is the elusive Quantum Reference Speaker. At $6,500 in 1978, it was built as a reference speaker bu t was sought after by collectors and audiophiles. It was almost 6 feet tall and had ribbon technology, very rare for its time! This is an awesome picture and nice article with specs for the beast. Thanks! -This is a an exact re-print of a classic Audio Advertisement. -Each page is 8.5" by 11" -Shipping is $3 in the USA and $6 ANYWHERE else, I ship W

Infinity Primus Three-way dual 6-1/2" floorstanding speaker Black (Each)

Infinity Primus Two-way dual 5-1/4" floorstanding speaker Black (Each)

Infinity's 5-1/4-inch 5032cf is a two-way loudspeaker with Plus One woofer cone and edge-driven textile dome tweeter, and offers an ideal--and simple--upgrade to your factory drivers. Infinity's Unipivot tweeter can be pointed toward listeners even when the speaker is mounted off-axis, for a an optimized stereo image. The Infinity Reference Series Infinity's Reference Series has been engineered to deliver best-in-class performance for those looking to replace or upgrade their factory speakers. Features like Infinity's Plus One (patent pending) woofer cones and edge-driven-dome tweeters have helped position Infinity Reference as the number-one line of automotive loudspeakers for the past six years straight. An ideal upgrade to your factory drivers. Infinity 5032cf Features Plus One woofer... Less

Infinity Primus Three-way dual 5-1/4" center-channel speaker Black (Each)

INFINITY 612 6 1/2 TWO WAY MARINE SPEAKERS CHROME 225W

Propel your car with the Infinity 5032CF and experience the revolutionizing sound. This Infinity coaxial car speaker offers 135 Watt peak power handling which helps in delivering high-end performance. The Plus One woofer cones and durable rubber surrounds of this Infinity 5.25" car speaker gives you amazing output and higher efficiency by all means. The Infinity 5032CF drives you crazy with its mid-range speakers and tweeters that enthrall you completely. With a frequency response of 67Hz - 21kHz, this Infinity coaxial car speaker gives you the perfect range of sound; whether high or low. Pull out your car and go for the ultimate ride with this Infinity 5.25" car speaker and enjoy a riveting journey.

Infinity Primus Two-way 6 1/2" Bookshelf/ Satellite speaker (Each) Black

INF-6912 300 watts handling powerFrequency response: 36-20,000 HzSensitivity: 96dBPolypropylene woofer coneRubber surroundsIntegrat ed grille assemblyUV and water-resistant constructionMount ing depth: 3- 1/16Installation size: 5-9/16 x 8- 9/16Specification s:Cutout Size: 8-9/16 x 5-9/16QTY: PairWaterproof: NoWatts: 300

Complete Wakeboard Tower Sound SystemIncludes: Amplifier, 2 Wakeboard Speakes, Talkback Microphone And Mounting HardwareMicrophon e With Volume Control Included6100m System AmplifierRms Power Rating:125 Watts X 2 Chan @ 4 Ohms150 Watts X 2 Chan @ 2 Ohms High- And Low-level Inputs Microphone Input Rca Outputs: 1 Pair Microphone Pass-through Switch Adjustable Input Sensitivity: 250mv - 4v Frequency Response: 10 Hz – 40 Khz Signal-to-noise Ratio: 91 Db Line Level Input Sensitivity: 250mv – 6v Speaker Level Input Sensitivity: 6v – 16v Fuse: 20a X 2 Dimensions: 8-1/2in L X 8in W X 2-3/8in H 6000m Speaker SystemDual 6“ Polypropylene Woofers 1’ Edge-driven Cmmd Tweeter Acoustic Suspension Polymer Enclosure Multi-mount Bracket Power Handling Rms: 150 Watts Power Handling Peak: 450 Watts... Less

The Infinity; 6000M wakeboard speaker system is precision- engineered to deliver high-output sound to a distance of 50-ft for wakeboarding, waterskiing, tubing, or lakeside entertainment. It also comes with an amp that delivers 150 watts per channel of distortion-free output and a talk-back microphone with crystal-clear high output. The speaker system consists of dual, 6-in mid-woofers and a 1-in CMMD; edge-driven dome tweeter.

With the power peaking at 180 watts, the Infinity REF6032CF 6.5-inch car speaker is sure to deliver. This Infinity car speaker has a nominal power handling of 60 watt RMS that adds clarity to the sound. The 98 dB sensitivity of this 6.5-inch car speaker augments the speaker output without having to turn up the volume. The sleek dimensions allow easy installation of this Infinity car speaker. With a proper balance of power and clarity, the Infinity REF6032CF lets you party on the road.

Using the best materials for a marine environment, this speaker system will withstand even the harshest UV rays and salt spray. The 6000M Wakeboard Speakers easily attach to your boats wakeboard tower or a flat surface using the Infinity revolutionary multi-mount bracket system. The 6000M Speakers each contain dual 6" mid-woofers and a 1" CMMD edge-driven dome tweeter. Speakers are encased in an injection-molded polymer thats resistant to UV rays, salt spray, and water damage. Precision- engineered to deliver high-output sound (90dB) to a distance of 50 feet, this speaker system is perfect for wakeboarding, waterskiing, tubing, or even lakeside entertainment. Can handle 150 watts RMS. Speakers measure 18"W x 10.625"H x 14.5"D. The microphone/contro l head features two thumb wheels for... Less

6 1/2" 2-Way Speakers polypropylene woofer,UV-resistan t rubber surround, corrosion-proof cast polymer basket

Retrofit your car with the Infinity 9632CF and let pleasant music fill your ears on a long boring drive. This Infinity speaker is a 6 x 9-inch 2-way speaker that flaunts a peak power handling of 300 watts for loud and blasting audio. With an injection-molded polypropylene woofer cone, this car speaker is durable and reliable and will always give you high-quality sound output. With 94 dB of sensitivity, frequency response range of 46-21,000 Hz, and impedance of 4 Ohms, this Infinity speaker ensures that your favorite tracks always sound great. This car speaker has a top-mounting depth of 3.062 inches and can be easily fitted in your car. Take amazing sound with you on all your drives with the Infinity 9632CF.

Infinity Primus Two-way 4" Bookshelf/ Satellite speaker (Each) Black

Get increased bass output and more efficient performance with the Plus One woofer cones of the Infinity 4032CF. Rely on the rubber surrounds of this Infinity subwoofers cones to absorb distortions and give you improved sound quality. The True Four Ohm impedance technology employed in this Infinity coaxial car speaker renders it safe to be driven by any head unit. The edge-driven textile dome tweeters found in the Infinity 4032CF give better power handling and decreased distortion even at high output levels. The adjustable tweeter level of this Infinity subwoofer can be set at +3dB if the speakers are situated low in the doors. The frequency response of 85-21000Hz of this Infinity coaxial car speaker adds to its performance in a big way.

The IWSub Reference In-Wall is a booming bass-driven powerhouse that will disappear in your room. It has a non-resonate sealed medite enclosure and an eye-catching paintable bezel and grille. Inside the completely self-enclosed in-wall sub is the technical brainpower derived from the SuperCube Subwoofers. It includes a special shallow-depth, long excursion active13" driver tied with a 13" pressure driven infrasonic radiator. Combined, these features result in tight musical excellence. The IWSub Reference In-Wall installation is straightforward and favors both newly constructed and existing walls.

Speakers are Brand New In Factory Box Price is for a Pair Black Ash Finish Woofer: 5 1/4" Polypropylene Tweeter: 1/2" Ferrofluid Cooled Polycarbonate Frequency Response: 66 Hz-25,000 kHz +-3dB Crossover Frequency: 4500Hz Nominal Impedance: 6 Ohms Power Rating: 10-60 Watts RMS into 6 Ohms Dimensions: 7 1/2" Wide, 11 5/8" High, 6 13/16" Deep

The Infinity 612M 6-1/2" speakers feature a polypropylene woofer cone bonded to a tough, UV-resistant rubber surround.

SquareTrade AP6.0 *BRAND NEW * QUANTUM AUDIO QA573 THIS ITEM IS BRAND NEW FACTORY FRESH FEATURES: PEI Dome Tweeter Electro-Plated PP Cone Ferric Oxide Magnet Rubber Surround Stamped Heavy Gauge Basket Tooled Rubber Magnet Boot (QA602SLK - Silk Dome Tweeter) Specifications: SPEAKER STRUCTURE: 5 X 7 MAX POWER: 200 Watts RMS POWER: 75 Watts SENSITIVITY: 91dB FREQ. RESPONSE: 45Hz - 25KHz MAGNET SIZE: 15 oz SOLD IN PAIR *ITEMS ARE IN STOCK AND READY TO BE SHIPPED* PAYMENT OPT

With the power peaking at 180 watts, the Infinity REF6032CF 6.5-inch car speaker is sure to deliver. This Infinity car speaker has a nominal power handling of 60 watt RMS that adds clarity to the sound. The 98 dB sensitivity of this 6.5-inch car speaker augments the speaker output without having to turn up the volume. The sleek dimensions allow easy installation of this Infinity car speaker. With a proper balance of power and clarity, the Infinity REF6032CF lets you party on the road.

Looking for a more moving audio experience? Take Infinity car audio for a ride. Innovative materials and breakthrough engineering have always put Infinity products out in front of the competition’s. So expect extreme output from these speakers, but be prepared for accuracy and detail that may surprise you. Infinity Reference Series loudspeakers continue to be the top-selling premium speakers in the world. For instance, the 6-1/2-inch Reference coaxial model has been the number-one-selling car audio multielement speaker for five years straight. With proprietary features such as patent-pending Plus One cones, true 4-ohm topology, UniPivot edge-driven tweeters and the industry-leading Intermount III and I-Mount mounting systems, as well as the Starfish tweeter-mounting adapter, Reference... Less

Infinity Reference 6432cf 4 x 6-Inch, 120-Watt High Performance Two-Way Loudspeaker (Pair) Infinity's 4 x 6-inch 6432cf is a two-way loudspeaker with Plus One woofer cone and edge-driven textile dome tweeter, and offers an ideal--and simple--upgrade to your factory drivers. The Infinity Reference Series Infinity's Reference Series has been engineered to deliver best-in-class performance for those looking to replace or upgrade their factory speakers. Features like Infinity's Plus One (patent pending) woofer cones and edge-driven-dome tweeters have helped position Infinity Reference as the number-one line of automotive loudspeakers for the past six years straight. An ideal upgrade to your factory drivers. Infinity 6432cf Features Plus One woofer cones This patent pending technology deliver... Less

Wakeboard Speakers and Mount only Two weatherproof cast-polymer pods with cast-aluminum multi-mount brackets,each pod houses two 6" polypropylene woofers and one 1" C.M.M.D. tweeter,each pod handles 150 watt RMS

Providing Excellent Service Since 1989 Infinity REF6030CS - 6.5" Component Speaker System, PAIR (REF6030CS)(New-Re tail) Description: Experience the adrenaline rush as you turn up the music on a drive with the Inifinity REF6030CS. This two-way Infinity car component system measures 6.5 inches and includes a woofer as well as a tweeter. Feel the thunder as the Plus One bass cone in this car audio system makes your woofer boom. The true 2-ohm impedance allows you to drive this audio system with mos

The Infinity 6832CF features a 180 Watt injection molded polypropylene cone woofer rubber surround and dome tweeter. - 180 Watt Max - 60 Watt RMS - Rubber Surround - Injection Molded Polypropylene Cone Woofer - Dome Tweeter - 4 Ohm Impedance - Freq. Response: 49-21000 Hz - Sensitivity: 93dB - Product Condition: Brand New - Part Number: 6832CFSeries: ReferenceType: 2-way SpeakerWoofer Material: PolypropyleneSurr ound Material: RubberRMS Power: 60 WattsSensitivity: 93 dBFrequency Response: 49-21000 HzImpedance: 4 Ohm

Looking for a more moving audio experience? Take Infinity car audio for a ride. Innovative materials and breakthrough engineering have always put Infinity products out in front of the competition’s. So expect extreme output from these speakers, but be prepared for accuracy and detail that may surprise you. Infinity Reference Series loudspeakers continue to be the top-selling premium speakers in the world. For instance, the 6-1/2-inch Reference coaxial model has been the number-one-selling car audio multielement speaker for five years straight. With proprietary features such as patent-pending Plus One cones, true 4-ohm topology, UniPivot edge-driven tweeters and the industry-leading Intermount III and I-Mount mounting systems, as well as the Starfish tweeter-mounting adapter, Reference... Less

6x9-inch Car audio 3-way speakers (Pair) Model: 9633i Reference Series RMS: 200 watts per pair / 100 watts each Peak: 600 watts per pair / 300 watts each Frequency response: 46 - 30,000Hz Impedance: 2-ohms Sensitivity: 94 dB Top mount depth: 3-1/16" Cutout Dimensions: 8-15/16" x 6-3/16"

SquareTrade AP6.0 Providing Excellent Service Since 1989 Infinity REF6030CS - 6.5" Component Speaker System, PAIR (REF6030CS)(New-Re tail) Description: Experience the adrenaline rush as you turn up the music on a drive with the Inifinity REF6030CS. This two-way Infinity car component system measures 6.5 inches and includes a woofer as well as a tweeter. Feel the thunder as the Plus One bass cone in this car audio system makes your woofer boom. The true 2-ohm impedance allows you to drive this aud