Hi-Res Update

JAS Hi-Res Audio Logo

Fundamentally Harmonious Over the next few months, we will get a little more serious about the science behind Hi-Res audio. Do not panic, ley-folk, as we will be putting in the hard work and attempting to report our findings in an easily digestible form. We need to begin at the beginning. Sound is a complex […]

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Audison Voce Car Speakers – Editor’s Choice

I really like Audison products. Having been fortunate enough to speak with some members of the design team and having toured its facility in Italy on several occasions as well as listening to finished products in many different settings, I have enough working experience of the brand to be able to say that Voce speakers […]

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Hi-Res Audio Streaming in the Car

Audison B-CON

Hi-Res audio streaming in the car is a reality thanks to the B-CON from Audison. It was always likely to happen over wires, but the B-CON will even stream from mobile devices over Bluetooth. High definition or Hi-Res audio has quietly enjoyed a mini revolution over the last few years. Many cars sold now have […]

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Hertz Mille Power – ML 5

Hertz Mille Power ML 5

The Hertz Mille Power ML 5 power amplifier is perfect for driving a system using Mille Speakers and subwoofers. It came about because Hertz felt that there was not an amplifier on the market that offered the amount of control and stable power required to drive the Mille speaker range correctly. Typically, despite claims from […]

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A Thesis In Car Audio

Audison Thesis TH K2 II A Coro

Audison Thesis: https://www.fourcaraudio.co.uk/brands/audison/thesis car speakers are amongst some of the best speakers we have ever heard in a car. Created from an exercise in design and launched as a marketable product with as little compromise as possible, they do carry a top-end price tag. However, this is nowhere near what the home audio enthusiast is […]

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Building One Brick At A Time

A full car audio upgrade can be a costly exercise. The compromises required can sometimes end up costing more in the long run, or delivering a disappointing end result. It is however, quite common for people to upgrade a bit at a time. Usually, and with good reason, people tend to start with a speaker […]

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Impedance in Car Audio Systems

If you already understand the “runes” on this amplifier back plate, you may already have the knowledge we are about to impart. Impedance in car audio systems and audio in general is not that difficult to understand. However, there are pitfalls that can make uneducated meddling somewhat dangerous. If you are up for an analogy […]

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Taming Acoustics in a Car

Car sound treatment products

When taming the acoustics in a car as part of an audio upgrade, it is important to appreciate the difference between “sound proofing” and “sound absorption”. In most vehicles, both need to be addressed. When a vehicle is in motion, its inside space is filled with sounds associated with that motion. Engine noise is often […]

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Hertz Mille Pro – Car Speakers For Discerning Ears

Hertz is a brand that has always put its customers first. Products are not designed on whim. Developing a new product is a lengthy and costly exercise and so identifying a need is an extremely important factor before undertaking such a project. For once however, the need for Hertz Mille Pro was easy to see. […]

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Why Car Owners Should Put Their Original Fit Speakers In The Bin!

This striking image above was created by talented photographer, Michael Prior. It arose from a conversation I had one day with FOUR co-founder; Brian Parton on the state of standard fit speakers. Our discussion quickly developed into the area of so-called dealer upgrades. These often cost thousands and promise to deliver unrivalled audio quality. Many […]

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