Musical cryptic crossword

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Across
  1. 3. Recurring theme, design element.
  2. 5. Introductory music, first move.
  3. 7. Very slow tempo, large.
  4. 8. Highest female voice, treble.
  5. 9. Classical prodigy, art genius.
  6. 10. Loud dynamic, strong point.
  7. 11. Smooth playing, connected notes.
  8. 16. Introductory piece, warm-up.
  9. 17. Fast tempo, lively pace.
  10. 19. Solo piece, opera highlight.
  11. 21. Spontaneous creation, jazz feature.
  12. 23. Chordal blend, peace.
  13. 24. First scale degree, health drink.
  14. 25. Musical notation, game tally.
  15. 26. Key system, color scheme.
  16. 28. Repeated section, group singers.
  17. 30. Eight-note span, high jump.
  18. 33. Playful movement, joke.
  19. 34. End section, tail.
  20. 36. Pitch distance, time gap.
  21. 39. Harmonic close, military march.
  22. 40. Group performance, team effort.
  23. 43. Opera text, little book.
  24. 44. Clashing sounds, disagreement.
  25. 46. Sound quality, timber homophone.
Down
  1. 1. Skillful performer, expert.
  2. 2. Pitch variation, trembling.
  3. 4. Male voice, middle range.
  4. 6. Repeated theme, circular form.
  5. 8. Orchestral work, harmonious.
  6. 9. Rhythmic unit, ruler.
  7. 12. Speed of music, time pace.
  8. 13. Rhythmic pulse, heart sound.
  9. 14. Decreasing volume, growing softer.
  10. 15. Master conductor, genius.
  11. 18. Baroque master, river crossing.
  12. 20. Elegant dance, triple time.
  13. 22. Dramatic music, soap genre.
  14. 24. High male voice, rent payer.
  15. 27. Sound frequency, throw.
  16. 29. Instrumental piece, night music.
  17. 31. Essential part, mandatory.
  18. 32. Melodic contrast, argument rebuttal.
  19. 34. Increasing volume, growing louder.
  20. 35. Rhythmic pattern, length measure.
  21. 37. Triple time dance, swirl.
  22. 38. Tuneful sequence, song line.
  23. 41. Short, detached notes, abrupt.
  24. 42. Lowest male voice, fish.
  25. 45. Tonal center, door opener.