6922/6DJ8 tubes for tube rolling

Tube Rolling The Tortuga Tube Buffer

Designed around the excellent current production 6H30 tube, we’ve concluded that the TPB.V1 Tube Buffer is also compatible with the entire family of 9-pin 6DJ8 / ECC88 / 6922 / 7308 tubes which opens up a big wide world of tube rolling possibilities. And while the 6H30 is a great sounding tube for the Tortuga buffer, I’m already convinced that some of these alternative tubes will yield sonic improvements. […]

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active dsp crossover

The Case for Active DSP Crossovers

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 crossovers are in fact better than passive crossovers in almost every way except for

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Custom Boathull Speakers

Boathull Speakers We recently contracted with a customer to build a set of small bookshelf boathull speakers utilizing a unique type of nonlinear wood construction that results in not only an acoustically superior enclosure but also a very aesthetically pleasing design. As you can see from the pictures above and below, the results are quite stunning. Tortuga Audio intends to further pursue this type of speaker construction focusing on

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McIntosh Mac 4100 integrated amplifier

Discovering A Mac 4100 Vintage Vinylizer

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 a $3.5 million patch of land that includes a beach looking west out into

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2016 absolute sound editors' choice award for LDR3.V2

LDR3.V2 Passive Preamp Receives 2016 Editors’ Choice Award

LDR3.V2 Passive Preamp Awarded Tortuga Audio is pleased to announce that its LDR3.V2 Passive Preamp has made the list of The Absolute Sound’s Editors’ Choice Awards for 2016. Details regarding the Editors’ Choice Awards will be made available in the March issue of The Absolute Sound which is scheduled to be mailed out on January 28th. About the Editors’ Choice Awards The Absolute Sound’s Editor’s Choice Awards is an

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the road ahead

Newsletter – New Year 2016

First Newsletter of 2016 I started writing this newsletter during the last week of the year while in Colorado with family over the Christmas break where it was cold. Wearing long pants, socks, and a sweater. And rarely more than 10 feet away from a red hot space heater staring me in the face. I normally live in south Florida where it was in the 80’s over the last week of

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