When it comes to timpani maintenance, choosing the right head size is a crucial task. A wrong-sized timpani head won’t fit properly, leading to potential damage and poor performance. Even if your timpani bowls are the same size across different brands, the required head sizes often differ. This guide breaks down the head size requirements for various timpani brands, making it easy for you to find the right fit and avoid costly mistakes.
Why Timpani Head Size Matters
Selecting the right timpani head size isn’t just about tonal quality—it’s about ensuring proper fit. A head that is too large or too small won’t seat properly, leading to tension issues and potential damage to your drum. Timpani bowls may be similar in size, but different manufacturers often require different head sizes. Even slight variations in size can make a big difference in performance and fit.
How to Determine the Correct Timpani Head Size
Many timpani models follow the 2-inch rule: simply add 2 inches to the bowl size to determine the correct head size. However, not all models follow this rule. Let’s dive into the specifics for each brand:
Adams Timpani Head Sizes
Adams timpani generally follow the 2-inch rule, but some models, like the Philharmonic and German Classic, require specific head sizes.
Universal, Revolution, Professional, Professional Generation II, Symphonic, Symphonic Generation II Models
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20" bowl → 22" head
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23" bowl → 25" head
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26" bowl → 28" head
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29" bowl → 31" head
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32" bowl → 34" head
Philharmonic Light, German Classic, Dresden Classic, Dresden Vintage, and Scnellar Models
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20" bowl → 23" head
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23" bowl → 25 8/16" head
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26" bowl → 28 8/16" head
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28" bowl → 30 8/16" head
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29" bowl → 32" head
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30" bowl → 33" head
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32" bowl → 34 12/16" head
Majestic Timpani Head Sizes
Majestic timpani follow the simple 2-inch rule:
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20" bowl → 22" head
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23" bowl → 25" head
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26" bowl → 28" head
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29" bowl → 31" head
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32" bowl → 34" head
Premier Timpani Head Sizes
Premier timpani require different head sizes based on the model series.
Concert and Pro-Symphonic Series
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22.5" bowl → 23 8/16" head
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25" bowl → 26" head
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28" bowl → 29" head
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30" bowl → 31" head
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32" bowl → 33" head
Elite Series
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22.5" bowl → 26" head
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25" bowl → 28" head
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28" bowl → 31" head
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30" bowl → 33" head
- 32" bowl → 35" head
Yamaha Timpani Head Sizes
For Yamaha timpani, all models from the 3300, 4300, 6000, 7300, 7020, and 9000 series (pre-2015) follow the 2-inch rule:
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20" bowl → 22" head
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23" bowl → 25" head
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26" bowl → 28" head
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29" bowl → 31" head
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32" bowl → 34" head
How to Measure Your Timpani Head Size
If you’re unsure of your head size, measuring the flesh hoop is a simple and effective way to find out:
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Remove the counterhoop from the drum.
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Measure the outside diameter (OD) of the flesh hoop.
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Choose the appropriate head size based on your measurement.
Conclusion: Choose the Right Timpani Head Size
Selecting the correct timpani head size is essential for proper fit and drum performance. Make sure to follow the size guidelines for your specific brand and model. Using the wrong size head will result in poor fit and could damage your timpani. Keep these tips in mind, and you'll be able to maintain your drum in optimal condition for years to come. Check the below graph for even more timp sizes
