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Willen Einthoven (1860-1927) – Prêmio Nobel 1924. The Cambridge Simpliscribe, a popular ECG instrument of the 1950s and 1960s. Vacuum tube technology. The Cambridge VS4, a popular ECG instrument of the 1970s and 1980s. Solid state technology.
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The Cambridge Simpliscribe, a popular ECG instrument of the 1950s and 1960s. Vacuum tube technology. The Cambridge VS4, a popular ECG instrument of the 1970s and 1980s. Solid state technology.