Active DSP Crossovers Are The Future! Nearly all speakers require crossovers. Historically crossovers have been passive. From the lowliest 2-way budget box to those 10 foot tall high-end monster cabinets you see in shows and magazines that cost as much as an average house – passive crossovers. Despite the ubiquitous nature of passive crossovers, active…
This article discusses elements of digital audio including a detailed description of my current digital audio 2 channel stereo system illustrating how anyone can assemble a high performance affordable digital audio system.
Bob’s Beach House On an coastal barrier island near where I live there’s a narrow winding side road off the single main road that leads to an even narrower long twisty driveway surrounded by a riot of subtropical flora at the end of which sits a nondescript single story white house on a top of…
The original title to this article was going to be “The balanced audio “pin 1 problem” visits Tortuga Audio and how we hummed along with it – and then stopped.” Too much? I thought so too. There’s a particular recurring problem in audio design that’s such a perennial PITA that it even has its own…
The Perfect Preamplifier – No Preamp At All If you read enough articles on high performance audio you eventually encounter the definition of a perfect preamp: no preamp at all. Just a short wire between the source and the amplifier. Purity of audio signal unsullied by intervening gear. The problem with no preamp (or a…
What Is Volume Control? Whether you own $10k+ of high end gear or a humble $200 receiver from Best Buy, chances are about 100% that every note of recorded music played through your system is funneled through a volume control device (a.k.a. an attenuator) before it reaches your ears. In the analog signal world volume…
Adjustable Impedance March 1, 2015 – Tortuga Audio has released a major firmware update that adds adjustable impedance it its LDR Passive Preamp product line. Adjustable impedance allows the user to change the input impedance of their LDR passive preamp. This firmware update also includes an upgraded auto-calibration algorithm resulting in improved sound stage and…
Without new blood and reinvention, the audiophile industry will die out in the next 5-10 years. And most existing industry players either don’t get this or are dancing the night away on the Titanic waiting for the inevitable iceberg. That’s the overarching theme of Jerry Del Colliano’s provocative article in hometheaterreview.com in the wake of the…
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