The Caribbean Steelpanand some Offsprings

Mode Studies on some families

of “Steel” Instruments

• Uwe J. Hansen• Indiana State University

• Terre Haute, IN

• Thomas D. Rossing• Northern Illinois University

• DeKalb, IL

Note layout for a lead tenor pan by “PanArt”

Sound spectra of A4# note section of PanArt lead tenor pan

Pan mounted for holographic imaging

Instrumentation for electronic holographic interferometry

The lowest three partials of a G3 note section189.9Hz 391.9Hz 583.8Hz

Mode coupling inG5(small), G4(lower left), and C4(upper left) note

sections

Skirt mode at 830 Hz

Second mode of a D4 note sectiondriven with increasing amplitude

from top left to bottom right: 1A, 2A, 3A, 4A

Mechanical Press sinking of pan (PanArt)

Ping C4 Note sectionModes (0,0) 262.2 Hz; (0,1) 519.2 Hz; (1,0) 773.4 Hz

2 (1,1) modes at 2004 Hz left, and 2066 Hz rightand 2 higher modes at 3725 Hz left and 3904 Hz

rightC4 note section of ping

The Hang