passive preamplifier

Customer Brings Tortuga Preamp To Axpona

While chatting recently with a customer (which I love doing BTW) he mentioned that he would be attending Axpona in Chicago and asked if Tortuga Audio would also be at the show. I told him that, unfortunately, circumstances prevented Tortuga Audio from being at Axpona this year. He suggested that in that case he might take his single input Tortuga LDR1.V2B balanced passive preamp along with him to Axpona.

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adjustable impedance matching

Adjustable Impedance In Tortuga Preamps

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 stereo imaging. The Adjustable Impedance feature allows the user to set up 5 different

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LDR3x DIY preamp controller board

Tortuga Audio Releases LDR3x Preamp Controller Board for DIY Community (Aug 8th update)

As a follow-up to our original post below, we wanted to share some unsolicited feedback from a recent LDR3x customer. Note that the LDR3x board is our second generation LDR preamp board design that builds on the success of the original LDR1/LDR6 passive preamps. A pair of LDR3x boards will be the twin beating hearts of our  upcoming LDR3B Balanced Passive Preamp product. “Today I received the LDR3x board and

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mono LDR passive preamps

Tortuga Audio Goes To Harvard With Dual Mono Preamps

The best part of being in the high value audio design and manufacturing business is working with customers who have more interesting ideas than you do. A recent example is when a full professor at Harvard University contacted us and asked if we could provide a pair of mono passive preamplifiers for his home audio rig. Dual Mono Preamps? Yes, mono preamps. As in a two single channel LDR

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LDR3x preamp controller circuit board

Tortuga Audio Plans LDR3X Preamplifier Controller for DIY Community

As we work to expand our line of next generation  preamp products  built around light dependent resistors (LDRs), we also plan to soon introduce an LDR based preamp controller board, and related products, for the Do It Yourself (DIY) audio community. As we’ve previously announced, Tortuga Audio is actively developing a balanced version of its preamp line – the LDR3B Passive Preamplifier. This development work has led us to

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Tortuga Audio Passive Preamp recommended by HiFiPig.com

LDR6 Passive Preamp Review (and “Recommended” award) From HiFi Pig

Our First Product Review We are quite pleased to announce  that our friends at HiFiPig.com  have published their review of our LDR6 Passive Preamplifier. Even better, we’ve been awarded their “Recommended” status. The award is given only to those products that we have reviewed and believe fulfill the following criteria: “A Hi-fi component that we feel offers exceptional performance at (or despite of) its price point”. The folks at

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Customer Review of the LDR1 Passive Preamplifier

Our First Customer Reivew One of our recent customers shared his initial impressions of our LDR1 Passive Preamplifier. Here’s an unedited reprint of that review. I’ve had my LDR1 for a week so it’s time to write my initial impressions.  Let me state up front that the LDR1 is the most pure, neutral, transparent, noise-free and grain-free component I have ever heard.  Because of this, it sounds even better

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