Workshop - Horn-u-copia

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8 topics 58 posts (02/28/26)

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Old posts

13 topics 39 posts (11/10/25)

Workshop

Repairing Brass Instruments

38 topics 46 posts (11/22/25)

Horns of Uncertain Pedigree

Instruments that don't quite fit anywhere

9 topics 37 posts (12/31/25)

Instrument Characteristics

How they are named, shaped, or configured

15 topics 43 posts (12/10/25)

Oiling Valves

1 posts by admin (11/10/25)

Buffing

1 posts by admin (11/10/25)

Converting High Pitched Horns

1 posts by admin (11/10/25)

Polishing Satin Silver

1 posts by admin (11/10/25)

Old Trombone Slides

1 posts by admin (11/10/25)

An alternative to cork and felt

1 posts by admin (11/10/25)

Instrument Making Videos

1 posts by admin (11/10/25)

Stuck mouthpieces

2 posts by admin (11/22/25)

Bell Bracing

1 posts by admin (11/10/25)

Measuring Bores

1 posts by admin (11/10/25)

Broken ferrule

1 posts by admin (11/10/25)

Lanolin

1 posts by admin (11/10/25)

How to measure a piston for resizing

1 posts by admin (11/10/25)

Protection for brass

1 posts by admin (11/10/25)

Plating

1 posts by admin (11/10/25)

Faulty Vintage Rotors

1 posts by admin (11/10/25)

Worn out Valves

1 posts by admin (11/10/25)

Sticky Valves

1 posts by admin (11/10/25)

Repair Techniques videos

2 posts by admin (11/10/25)

Tube Bending

2 posts by admin (11/10/25)

Screw Threads

1 posts by admin (11/10/25)

Making Finger Button Pearls

1 posts by admin (11/10/25)

Piston/Casing Table

1 posts by admin (11/10/25)

How to make a piston

1 posts by admin (11/10/25)

Repairing Clockworks mechanisms

2 posts by admin (11/10/25)

Red Rot

1 posts by admin (11/10/25)

Attitude to repairs

1 posts by admin (11/10/25)

Bronze Wool

1 posts by admin (11/10/25)

Removing Lacquer

1 posts by admin (11/10/25)

Stuck Slides

1 posts by admin (11/10/25)

Valve Cap Corks

2 posts by admin (11/10/25)

Pitted Brass

1 posts by admin (11/10/25)

Removing Solder

2 posts by admin (11/10/25)

Chem Clean

1 posts by admin (11/10/25)

Dent Removal

1 posts by admin (11/10/25)

Replacing Valve Guides

2 posts by admin (11/10/25)

Valve threads slip

1 posts by admin (11/10/25)

Techniques of instrument repair

2 posts by Kenton (11/10/25)

admin Nov 10, 2025

Measuring Bores

Generally, the bore of an instrument is taken at the inside tube of the second valve slide, or at the inside of the stocking on a trombone.