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Frequent Q&A

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  • Red-Eye Twin - Gain Adjustment for Magnetic Pickups
    June 22, 2017 Kang Song

    Red-Eye Twin - Gain Adjustment for Magnetic Pickups

    Question… I bought a twin last year and love it, but I was reading something about adjusting an internal trim pot for magnetic pickups. This that correct or did I read incorrectly?   Response…   The internal trim potentiometer, on...

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  • Red-Eye Preamp - Transducers, Piezo Pickups & Mics
    June 22, 2017 Kang Song

    Red-Eye Preamp - Transducers, Piezo Pickups & Mics

    Question… You have mentioned that Red-Eye preamps work well with piezoelectric pickups, but how do you find them with transducer pickups like K&k and also something like the anthem where there is a transducer mic?  What’s the difference between a...

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  • Red-Eye Preamp - Some History...
    June 22, 2017 Kang Song

    Red-Eye Preamp - Some History...

    Question…   How did the Red-Eyes get started?   Response…   It was a young fiddler that got me to build the first Red-Eye preamp.  Her name was Leah, then the youngest violinist in the Austin Symphony.  She played all...

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  • Red-Eye Twin - Some History...
    June 22, 2017 Kang Song

    Red-Eye Twin - Some History...

    Question… How did the Red-Eye Twins get started? Response… It was a talented, long-time, Austin musician named Marvin that got me to build the first Red-Eye Twin preamp.  I was listening to him play at the old Evangeline Café while...

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  • What's the purpose of the Bright-Eye & Dee-Eye?
    June 22, 2017 Kang Song

    What's the purpose of the Bright-Eye & Dee-Eye?

    Question… I have a fairly good understanding of the Red-Eye and the Twin.  What is the purpose of the Bright-Eye?  Is it like a preamp?  What is the best application for this unit?  What is the purpose of the Dee-Eye...

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  • Red-Eye Preamp - Battery Problems
    June 22, 2017 Kang Song

    Red-Eye Preamp - Battery Problems

    Question…   My Red-Eye has been great, but it just quit working in the middle of a gig this weekend.   Response…   Please test the battery.   90% of returned Red-Eyes simply have an exhausted battery.    Normally, most users...

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  • Red-Eye Preamp - Acoustic Guitar Feedback
    June 22, 2017 Kang Song

    Red-Eye Preamp - Acoustic Guitar Feedback

    Question…   I have a major problem with feedback on my dreadnought guitar which I had fitted with a piezo pick up.  Does the Red-Eye address this problem?   Response…   Guitar feedback… As you know, instruments with pickups make...

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  • Red-Eye Preamp - AC Power Ground Loop Hum Issues
    June 22, 2017 Kang Song

    Red-Eye Preamp - AC Power Ground Loop Hum Issues

    Question… What causes 60-cycle hum sometimes when I try to hook up an on-stage guitar amp?  Why doesn’t the Red-Eye normally need a Ground Lift Switch?  How do you solve the problem?   Response…   You only run into problems...

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