ePot.V3 stepped attenuators

ePot.V3 Stepped Attenuators Released Sept 2020

More info on the ePot.V3 Mini More info on the ePot.V3 Max What is a stepped attenuator?The short answer is a stepped attenuator is a type of volume control device. The longer version takes a bit of introduction. Almost everyone has heard of, used or seen a potentiometer (or “pot”) which is the most common of all volume control devices. A key characteristic of a pot is that it’s …

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Florida Audio Expo 2019 | Tortuga Audio Room

Comments and Pictures From Florida Audio Expo 2019

Tortuga Audio had a great time and a fantastic sounding room at the inaugural Florida Audio Expo in Tampa, Florida in February 2019.  Here are some comments and pictures from that show. The show went off without a hitch, was well attended and the organizers can be quite proud of all the hard work that went into conceiving, planning and executing this new audio show. A show in sunny …

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LDRPot.V1 Prototype PCBs

ePot.V3 Stepped Attenuator Under Development

Update: 3.27.2020 – This article has been amended to reflect the name ePot.V3  superseding the earlier name of LDR.V1 A High Performance Stepped Attenuator Tortuga Audio is developing the ePot.V3 as a direct successor model to the LDR.V25 Preamp Controller that includes a version (the ePot.V3 “Mini”) that is intended as a drop-in replacement for practically any stereo audio volume control potentiometer or stepped attenuator. The ePot uses high …

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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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