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Locking In

A 177-page advanced guide for percussionists who want more precise timing feedback. Locking In shows how to use TonalEnergy waveform analysis to record, see, and refine rhythmic placement across percussion instruments.

  • EBOOK
  • $49
  • PDF delivery
  • 7-day refund window
Buy Now · $49Education

What this helps you do

Precision timing training for percussionists using TonalEnergy waveform analysis.

What is included

This ebook is built as a practical diagnostic tool, not a long course or a general technique book.

  • 177-page Advanced Edition PDF
  • 10 training sections with annotated screenshots
  • Daily practice routines and troubleshooting guide
  • Works with any percussion instrument
  • Protected download access from the checkout success page

Simple checkout and delivery

Checkout opens in Stripe. After payment, you return to this site for protected download access and receive a delivery email through Spencer Perilloux Percussion.

Ebooks include a 7-day refund window. For technical or access issues, contact Spencer for help.

For technical or access issues, email spencer.perilloux@gmail.com.

Product questions

What is this ebook focused on?

Locking In focuses on precision timing practice using TonalEnergy waveform analysis, so percussionists can see rhythmic placement and make more specific adjustments.

Do I need a specific instrument?

No. The concepts can be applied to snare drum, keyboard percussion, timpani, drum set, and other percussion instruments.

How is the ebook delivered?

After payment, Stripe returns you to a success page with a protected download button and the delivery email is sent to the email used at checkout.

What is the refund policy?

Ebooks include a 7-day refund window. Technical or access issues can be resolved by contacting Spencer.

Related resources

These related resources build on the same practice systems from a different angle.

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