Two studies are reported testing the conjecture that certain musical sounds or musical works may emulate the punctuated sound (ha-ha-ha) of human laughter. In the first study. 25 participants were instructed to adjust the tempo and duty cycle (articulation) of simple tone sequences to produce the most laughter-like sound. The adjusted tempos were consistent across participants but slo... https://tonerparts.shop/product-category/printer-stand/