UEDIN · 3050
Cornophone alto. Nominal pitch: 6-ft F / 6½-ft E♭.
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Description
Technical description: Brass. Alternative main tuning-slides for F and E♭. Valve type: 3 Périnet valves. Serial number: 41187. Overall size: 420; bell diameter 148. Bore: m.t.s. 11.1 - 11.4; v.t.s. 11.4; 14mm from bell end, 109.5. Bell flare:- Dia of mouthpiece receiver: m.r.t. 8.0 at end. Inscribed on bell "SYSTEME PROTOTYPE" within banner / monogram "FR" / "F. BESSON / BREVETÉ / S.G.D.G. / 96 RUE D'ANGOULEME / PARIS." / five pointed star; on valves "1", "2" / "F. BESSON BTÉ S.G.D.G." within ellipse with five pointed star / "41187", "3". F tuning slide missing. General literature references: The Orchestral Times and Bandsman, 1891. Usable pitch: With Eb tuning slide, plays 30 cents above A4 = 440 Hz. Slide can be pulled to allow use at A4 = 440 Hz. Performance characteristics: Speaks freely. Valves well in tune. Purchased by lender with and possibly formerly used with mouthpiece (3099).
Measurements
420; bell diameter 148.