Pan Scales. Pan scales are a widely used type of analogue or digital scale. They are easy to transport and are often used for weighing specimens in the field. They are a sturdy type of scale and will stand up to rough handling.
Morse's first telegraph device, unveiled in 1837, did use a one-wire system, which produced an EKG-like line on tickertape. The dips in the line had to be de-coded into letters and numbers using a dictionary composed by Morse.
Sentence Examples. Â» more... Xnyviaicos, ribbon), a quartic curve invented by Jacques Bernoulli (Acta Eruditorum, 1694) and afterwards investigated by Giulio Carlo Fagnano, who gave its principal properties and applied it to effect the division of a quadrant into 2 2 m, 3.2 m and 5.2 m equal parts.