An acoustic and electric guitar with a stethoscope
Octave Doctor
Handwound Pickups, Guitar & Amplifier Repair
Octave Doctor Phoenix pickup for Stratocaster guitars
Handwound Pickups
Custom Pickups, Stratocaster Pickups, & Humbucker Pickups
A bass guitar, an acoustic guitar, and an electric guitar
Guitar Repair
Set-Ups, Re-Frets, Fret Leveling & Dressing
Amplifier control panel and tubes
Amplifier Repair
Amplifier Servicing, Tube Biasing, Capacitor Replacement
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Octave Doctor is a home-based business building hand-wound guitar pickups and providing servicing and repairs for guitars, amplifiers and related equipment for Grand Rapids and the surrounding area.

I am a certified electrician and have an extensive background in electrical and mechanical engineering. I have 10 years of experience as a freelance guitar and amp repair technician.

My prime objective is to provide a first rate and friendly service with a high standard of workmanship which will satisfy the needs of all my customers. Your satisfaction is important to me. If you have any inquiries please don’t hesitate to contact us

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At Octave Doctor we’d like to honor the men and women who work hard to keep all of us safe. For all active-duty or veteran military service, and first responder men and women we offer a 10% discount on all services every day. It’s our way of saying “Thank you” for all you do.


 Students receive a free set of strings with any acoustic/electric guitar set-up, and 10% off all other services. 

*Cannot be combined with other discounts or promotions.  Must provide valid proof of service or enrollment.