Financial ratios are relationships determined from a company's financial information and used for comparison purposes. Examples include such often referred to measures as return on investment (ROI), return on assets (ROA), and debt-to-equity, to name just three.
Tremolo harmonica. Tremolo harmonicas are a type of harmonica, distinct by having two reeds per note. In a tremolo harmonica the two reeds are tuned slightly off a reference pitch, one slightly sharp and the other slightly flat. This gives a unique wavering or warbling sound created by the two reeds being not exactly in tune with each other and difference in their subsequent waveforms acting against one another.
Qty: Out of Stock. The Trumpet Call is the next model in our Harmonica Collection reissue series. With its five specially made trumpet bells of the finest quality brass and the unique wooden casing, the Trumpet Call must be counted among the most beautifully crafted and attractive harmonicas in the world.