Photo found at esport.dshs-koeln.de. Exercise testing using a hand-cranked electrically braked ergometer. Spirometer is described as closed-circuit Knipping Model 210 D, manufactured by Dargatz, a German company.
Photo found at esport.dshs-koeln.de. Exercise testing using a hand-cranked electrically braked ergometer. Spirometer is described as closed-circuit Knipping Model 210 D, manufactured by Dargatz, a German company.