Approximately how much weight could the original, stationary ECG setup weigh?

Answer

600 pounds

The initial apparatus built around the string galvanometers was characterized by significant bulk and complexity, reportedly weighing as much as 600 pounds. This massive weight, combined with the need for water immersion to stabilize the recording components, meant that the diagnostics had to occur exclusively within the confines of a dedicated facility. The sheer mass and stationary nature dictated that patient mobility was entirely impossible, highlighting the engineering challenges faced before component miniaturization became feasible in later decades.

Approximately how much weight could the original, stationary ECG setup weigh?
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