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image/svg+xml Creator: FreeHEP Graphics2D Driver Producer: org.freehep.graphicsio.svg.SVGGraphics2D Revision: 12753 Source: Date: Sunday, March 9, 2008 5:51:32 AM EDT 4800 3600 2400 1200 0 CENTS 500 400 300 200 100 0 C1 D1 E1 F1 G1 A1 B1 C2 D3 E3 F3 G3 A3 B3 C4 D2 E2 F2 G2 A2 B2 C3 D4 E4 F4 G4 A4 B4 C5 440 Hz A4 261.63 Hz C4 FREQUENCY,HZ HORIZONTAL GRID LINES SHOW MULTIPLES OF C1 FREQUENCY (HARMONICS)