Hermann Preisl
Measurement reports and optimization projects
Read first: explanation of the measurement results
This explanation is the foundation for reading and assessing all the measurement reports below. The measurement results only become meaningful in the context of the representations and assessment criteria described. Please read the introduction before looking at individual certificates or comparing instruments.
Open the explanation of the measurement results (German PDF) →
Selected instruments, documented measurement results and completed optimizations. Measurement hardware and software were renewed in 2026; the reports describe specific instruments that were investigated and are not a general quality ranking.
Measurement reports · read after the explanation
The certificates below document the instruments that were investigated. Use the explanation linked above to interpret the results.
- Reference B-flat trumpet with piston valves – measurement certificate5-L1-G-Messzertifikat Referenz FTP700
- Reference B-flat trumpet with rotary valves – measurement certificate (not optimized)5-L1-G-Messzertifikat Referenz Trp with troubles
- Trp61 / Musica Bell – measurement certificate5-L1-G-Messzertifikat Trp 61-Musica-Bell
- B&S Large Bore – measurement certificate5-L1-G-Messzertifikat Trp B&S Large Bore
- Amati B/C with shortening valve – measurement certificate5-L1-G-Messzertifikat Trp Amati B-C shortening
The “2026” classification follows the renewed measurement setup described on this page. Version information and measurement dates are given in the individual documents; the existing file addresses remain unchanged.
Current videos
No separate episode of the new video series is currently assigned to this section. The four published episodes are in Sections 2 and 3.
Watch the complete video series →
Legacy archive
The reports already described here as current measurements from 2026 are listed above. They are not classified as legacy solely because of the existing “Rev20” folder name.
