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Peterson Strobe Tuner Model 400

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Page last updated Aug 11, 2025

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Description

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The Peterson Strobe Tuner Model 400 is a precision tool for musicians who demand unparalleled accuracy in their tuning. Known for its stroboscopic display, this tuner sets itself apart by providing real-time feedback that is incredibly precise, with an accuracy of ±0.1 cent. Whether you're a guitarist, bassist, or any other string instrument player, the Model 400 offers a clear advantage in achieving perfect pitch.

Designed for both studio and stage, the Model 400 is built to withstand the rigors of frequent use. Its intuitive interface makes it easy to use, even for those new to strobe tuning. The tuner is compatible with a wide range of instruments, ensuring that whatever you play, the Peterson Strobe Tuner Model 400 can help you sound your best.

Musicians will appreciate the durability and reliability of this tuner, making it a worthwhile investment for both amateur and professional players alike. Whether you're in the studio crafting your next hit or on stage performing, this tuner is your steadfast companion, ensuring your instrument is always in perfect harmony.

Key Features:

Stroboscopic display for real-time, ultra-precise tuning
Accuracy of ±0.1 cent
Suitable for a wide range of instruments
Intuitive user interface for easy operation
Durable construction for long-lasting performance
Perfect for both studio and stage use

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Peterson Strobe Tuner Model 400.

Features and functionality

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The Peterson strobe tuner is highly sensitive to pick attack, requiring a light thumb pluck for accurate tuning.
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Peterson Stroboclip HD is praised for its USB-C charging, improving longevity over older models with micro USB.
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The clip-on Peterson tuner can be used over the nut for stronger signal detection, aiding in more accurate tuning, particularly on low notes.
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Comparisons

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A Sonic Research strobe tuner is claimed to be 5x more accurate than the Peterson, though both are considered highly accurate by users.
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Peterson tuners are preferred in repair shops, establishing them as the standard for tuning a wide range of instruments, including 10-string guitars and basses.
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Some users noted that the Strobostomp HD outperformed Neural DSP's built-in tuner, especially for extremely low tunings.
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User experience

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Many users find strobe tuners to be more suitable for setting intonation rather than everyday tuning due to their precision.
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Owners appreciate the Peterson Stroboclip HD's "sweetened" tunings for specific instruments, enhancing accuracy for multi-instrumentalists.
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The Peterson Stroboclip HD is highlighted for its bright display, making it easy to read in both indoor and outdoor settings.
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Owners find the electronic rack unit and clip-on models of Peterson tuners highly reliable, with the clip-on model performing well on diverse instruments like kalimbas and tongue drums.
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Use cases and applications

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Strobe tuners, like the Peterson, are often used for tuning pedal steels in correct tempers, highlighting their precision and versatility.
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The Peterson Stroboclip HD is favored in acoustic ensembles for ensuring consistent tuning across diverse instruments like dobro, banjo, and mandolin.
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The Peterson Strobostomp HD effectively tunes extended range instruments, handling notes as low as G0 on an 8-string guitar.
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The clip-on tuner can improve performance by attaching over the nut or bridge, especially useful for low tuning on basses beyond standard capabilities.
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Build quality

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Peterson Stroboclip HD's neck clamp and pivot are noted for being rugged and providing stability during tuning.
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Artist usage

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Brian May

Singer, Guitarist

Queen

Verified via YouTube

At 6:58 in this video, Brian May is shown using the Peterson 400 Strobe Tuner to tune the Red Special. Brian would use this tuner to tune each of his guitars before shows, also shown in a 1982 interview with MTV.