Characteristics of the Krumbach seismograph at Jena

 
 

Component	Mass (kg)	Tg	Damp. Coef.	Electr. k	From	To	Source
E-W	200	-	7.5	-	1939 07 01	1939 09 30
E-W	200	-	7.5	-	1939 10 01	1939 12 31