David Cooper testing a Cantesanu custom French horn.

Otto 180K Jeff Nelson Model tested by David Cooper.

Fratris/Sororis custom French horn tested by Cooper.

Conn 8D Elkhart E series tested by David Cooper

Paxman model 20, pre ‘85 French horn

Gold Brass Alex 103 presented by David Cooper. All proceeds from this sales are donated.

David Cooper testing the Briz 800 French horn.

Disassembling and reassembling a custom horn, blindfolded.

Astor Piazzolla Histoire du tango: Café 1930 horn and harp

Balu Mouthpiece One Series

Conn 8D compression test.

Balu Musik

Balu Straight mute

Is your mouthpiece rim stuck?

Disco Abalone From Balu Musik

Balu Musik - Briz horn parts

Balu Musik Etude Competition

Balu Musik detachable bell conversion Yamaha 671

Balu Musik horn review Briz 2000tp

Balu horn review Briz 680/800

Custom Finishes For Brass Instruments

DragonScale Abalone From Balu Musik

Ultrasonic Cleaning Of A Balu Custom Horn

Abalone Caps From Balu Musik

Dragonscale abalone

Yamaha 671 Detachable Bell Conversion

Ultrasonic Cleaning At Balu Musik

Balu Horn Spa - Slides Inside Ultrasonic

Balu Horn Spa - Hand Lapping Rotors After Re-installation

How Mahler 2 should be played offstage, on an alphorn