All items tagged with passive radiator (54)

Renogy Unveils E.Tunes Splash Proof Portable Bluetooth Speaker with Integrated Solar Panel

August 29, 2017 by audioXpress Staff

Renogy Unveils E.Tunes Splash Proof Portable Bluetooth Speaker with Integrated Solar Panel

When it comes to portable speakers, one of the most challenging frontiers remains battery capacity, with consumers expecting light and compact systems to last as long as possible. There have been many improvements in power management, lowering the power on circuits and battery technology itself. But what if a portable speaker was able to harvest its own power from an integrated solar panel? That's what Renogy is proposing with the new E.Tunes Bluetooth Speaker.

Download Now Your Voice Coil September 2017 Issue!

August 24, 2017 by audioXpress Staff

Download Now Your Voice Coil September 2017 Issue!

In the September 2017 edition of Voice Coil, read about the new Klippel Analyzer 3 (KA3), launched to coincide with the year the German company celebrates its 20th anniversary. Also, read about a surprising speaker design recently patented by Harman and learn about "Acoustic Methods of Microphone Calibration" from the experts at PCB Piezotronics. In Test Bench, there's a 3” midrange dome driver from Volt Loudspeakers and a new 10” subwoofer from Scan-Speak. Now available.

Earthquake Sound Introduces New Patented PUMP 12 Passive Radiator Design

August 23, 2017 by audioXpress Staff

Earthquake Sound Introduces New Patented PUMP 12 Passive Radiator Design

Earthquake Sound is now promoting its latest patented design, which entails an advanced improvement over the previous patent for the successful Symmetrically Loaded Audio Passive System (S.L.A.P.S.) Radiator. Since its initial appearance in early prototype phase, the new PUMP 12 passive radiator design has been impressing everyone with its ability to increase a subwoofer's SPL up to 6dB. The new PUMP 12 passive radiator module is now available.

Essential Loudspeaker Industry Content in Voice Coil June 2017

May 24, 2017 by audioXpress Staff

Essential Loudspeaker Industry Content in Voice Coil June 2017

Now available for download, Voice Coil June 2017 features a report on new earphone and headphone technology developments, compiled by Mike Klasco (Menlo Scientific); a directory of manufacturers; and a summary of recommended related trade shows. James Croft reviews a patent for a passive radiator with dynamically adjustable resonant frequency, while Vance Dickason tests Eminence’s new 1” compression driver and SEAS’ 6.5” “King Coax.”

Bose Soundlink Revolve New Reference Design for Portable Bluetooth Speakers

May 9, 2017 by audioXpress Staff

Bose Soundlink Revolve New Reference Design for Portable Bluetooth Speakers

Bose launched the new SoundLink Revolve and SoundLink Revolve+ which could very well be an Amazon Echo killer, except that Bose is not pitching them like that, even though they feature voice-prompts and work with Siri and Google Assistant. Instead, Bose calls it "its best Bluetooth speakers ever", accentuating its true omni-directional performance, and an entirely new acoustic design from a seamless aluminum cabinet designed to be portable.

Harman Previews Harman Kardon Invoke Voice-Activated Speaker with Cortana from Microsoft

May 8, 2017 by audioXpress Staff

Harman Previews Harman Kardon Invoke Voice-Activated Speaker with Cortana from Microsoft

R&D departments in the whole global audio and mobile industries are focused on developing the next-generation of voice-activated speakers exploring the success of the Amazon Echo. Most companies are exploring the tools and developments kits that make it easy to implement Amazon's Alexa or Google's Assistant voice personal assistants. Now, Harman unveiled its own effort of a voice-activated speaker, working with Microsoft's Cortana and featuring improved audio features.

Driven by Function: Vanatoo Transparent Zero Wireless Powered Speakers

May 5, 2017 by Joao Martins

Driven by Function: Vanatoo Transparent Zero Wireless Powered Speakers

Recently introduced at AXPONA 2017, the new Vanatoo Transparent Zero active speakers ($299.00 /pair) have caused quite a stir at the Chicago show. Not only for the extremely affordable price but for its "convincing punch, far out of its weight class," as audioXpress author Stuart Yaniger noted. Assuming a daring approach to their designs, the Vanatoo Transparent Zero active speakers feature built-in analog and digital inputs, Bluetooth wireless with aptX and USB, providing a convincing all-in-one solution.

Focal Professional Introduces Shape Monitor Series

April 12, 2017 by Joao Martins

Focal Professional Introduces Shape Monitor Series

Surprising visitors at Musikmesse 2017, French manufacturer Focal introduced a completely new monitor series as part of its expanding Focal Professional catalogue. Comprising three progressive sized nearfield monitors - Shape 40, Shape 50 and Shape 65 - the series is placed above the affordable CMS and Alpha series, introducing interesting component and design choices, including passive radiators, in the best tradition of its SM series monitors.

Legacy Audio Introduces Legacy Foundation Subwoofer

March 6, 2017 by audioXpress Staff

Legacy Audio Introduces Legacy Foundation Subwoofer

Legacy Audio introduced its new Foundation subwoofer, using patented compound passive radiator technology and a pair of Legacy’s renowned long throw 12” woofers, supercharged with the latest ICEpower amplifier technology. The Legacy Foundation sub benefits from 30 amps of peak current, ultimately necessary to provide tight control to the 3 inch voice-coil within the massive 30lb magnetic structure of each woofer.

Test Bench: Tang Band T1-1942S Full-Range Passive Radiator Module

September 4, 2016 by Vance Dickason

Test Bench: Tang Band T1-1942S Full-Range Passive Radiator Module

Tang Band was founded in 1996 in Taiwan with the goal of manufacturing innovative, high-quality drivers. The transducer Tang Band sent to Voice Coil to review certainly lives up to that goal. The T1-1942S is a seriously creative new transducer, and it immediately caught my eye when I saw it on Tang Band’s website. I mean, when was the last time you saw a 1” dome in its own cabinet with a passive radiator? Me neither. This article was originally published in Voice Coil, March 2013.

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