W.H.F.号嘴是一款产自奥地利的分体号嘴，不仅在国内知名度很低，在国外论坛上能查到的资料也有限。但是这丝 毫不影响它的品质，以及受欢迎度。
W.H.F.分为圆号，小号，长号号嘴。而圆号号嘴可分为两种，一种是可拆分为两部分（interchangeable (detachable) rim andcup），一种是可拆分为三部分（interchangeable rim, cup and shank.）这篇文章主要讲述圆号分体号嘴（可拆分三部分）。
W.H.F.分体号嘴
以下是边，碗，哨的详细型号及数据。
CUP DIAMETER (杯口直径）
Æ16,6mm Nr.1 |
Æ16,8mm Nr.2 |
Æ17,0mm Nr.3 |
Æ17,2mm Nr.4 |
Æ17,4mm Nr.5 |
Æ17,6mm Nr.6 |
Æ17,8mm Nr.7 |
Æ18,0mm Nr.8 |
Æ18,2mm Nr.9 |
RIM WIDTH （边缘厚度）
Model | Width | inner edge | Description |
J | 3.78 | rather sharp | good response |
U | 3.78 | rather sharp | good response, rounded outer rim |
TJ | 3.80 | rounded | very sharp outer rim |
E | 3.82 | sharp | good response |
Y | 3.88 | rounded | Yamaha |
H | 3.96 | sharp | same as J, but wider |
Z | 3.96 | somEWhat rounded | good endurance |
B | 4.04 | rather sharp | flat contact area |
K | 4.05 | rounded | stabile lip contact area |
M | 4.15 | soft | good endurance, flexibility |
T | 4.16 | sharp | good response, flat contact area |
S | 4.21 | somewhat rounded | smooth- rounded outer rim |
C | 4.25 | rather sharp | flat contact area, good endurance |
29 | 4.27 | soft | by No. 2 – Schilke 29 |
F | 4.30 | rather sharp | rounded outer rim |
ML | 4.47 | soft | comfortable, stabile lip contact area |
CL | 4.60 | rather sharp | flat contact area |
Double horn
Cup model | Bore | Depth | Description |
D/N | 4.2mm | 21.2mm | shallow U-form cup |
D/NA | 4.2mm | 23.4mm | good response; good slotting in the high |
D/NB | 4.3mm | 23.8mm | register good response; little darker than NA-cup |
D/H D/A | 4.4mm 4.4mm | 24.7mm 25.0mm | good upper range |
D/K D/B | 4.4mm 4.3mm | 26.3mm 27.0mm | somewhat more resistance |
D/F | 4.5mm | 27.0mm | very playable |
D/BA D/G | 4.5mm 4.3mm | 27.4mm 29.0mm | large tone; rather closed cup. |
D/E D/EG D/EW | 4.5mm 4.5mm 4.7mm | 29.5mm 29.5mm 29.5mm | well-liked cup; solid, dark tone |
D/JZ | 4.5mm | 30.0mm | open feeling; dark tone |
D/J | 4.8mm | 32.0mm | very open cup; better suited for low horn |
D/ET | 4.8mm | 33.9mm |
Backbores(内管）
K concave
2 slightlyconcave
S standard bore,straight
W slightlyconvex
B convex
