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The Plyomat Library

The Plyomat
Library.

A growing library of coaching and methodology articles, jump testing, reactive strength, ground contact time, and what the numbers actually mean for programming on the gym floor.

All posts 7 RSI & RSQ 2 Methodology 2 Testing 2 Plyomat App 1
Latest posts

From the field.

7 Posts
Methodology 01
Muscle-Tendon Complex Insights
Muscle-Tendon Complex Insights
Stiffness vs. compliance. Why stiffness is a performance amplifier, not a flaw, and how to apply it across plyometric training.
Richard Burnett · Mar 2026 · 5 min read Read post →
RSI & RSQ 02
Reactive Strength Quadrant: Part One
Reactive Strength Quadrant: Part One
RSI alone is just a ratio. By plotting ground contact time against jump height, the RSQ shows not just how reactive an athlete is, but how they express that reactivity.
Richard Burnett · Feb 2026 · 4 min read Read post →
Testing 03
3 Tests for Lower Extremity RTP
3 Tests for Lower Extremity RTP
200,000 ACL tears a year, and 65% of athletes who pass strength tests still fail reactive strength testing. How to use Plyomat to guide return-to-play.
Taylor Comford, DPT · Apr 2026 · 5 min read Read post →
Testing 04
Switch Mats: A Force Plate Alternative
Switch Mats: A Force Plate Alternative
After months of CMJ testing on both platforms, here's why a $1k switch mat can outperform a $10k force plate for most field-based programs.
Richard Burnett · Jan 2026 · 6 min read Read post →
Plyomat App 05
Introducing the Plyomat Power Score
Introducing the Plyomat Power Score
A physics-based score that rewards athletes who move more mass, higher. Whether it's a 300-lb lineman or a 150-lb guard, PPS reveals who's producing the most total work.
Richard Burnett · May 2026 · 4 min read Read post →
RSI & RSQ 06
RSQ Part Two: Programming Data to Dynamics
RSQ Part Two: Programming Data to Dynamics
The Tier System (Light, Medium, Ping, Deep) paired with RSQ turns RSI testing into clear programming decisions. Plyometrics shouldn't live in guesswork.
Matt McInnes Watson · Feb 2026 · 5 min read Read post →
Methodology 07
Understanding Just Jump Mode
Understanding Just Jump Mode
Why early Plyomat prototypes read 4–7 inches lower than the Just Jump system, and what an oscilloscope revealed about legacy jump data.
Richard Burnett · May 2026 · 5 min read Read post →

Read what matters.
Then run the test.

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