Recording drum (kymograph) technical specifications:- electrical student kymograph with special heavy duty motor, oil lapped gear systems, speeds from 0.12 mmsec to 640 mmsec, in 8 steps, jerk free running, instantaneous start & stop clutch. Stainless steel spindle with screw lift 15 x 15cm cylinder with leveling screws, pilot lamp, plug & cord. Recording accessories: it consists of below accessories: accessories 19 no.:- 1. kymograph paper2. induction coil3. universal lever4. hook weight5. tambour6. tuning fork 1007. tuning fork starter8. semir clamp (brass)9. double clamp10. electric time maker11. heart lever12. frog board13. stylus with pointer (aluminum)14. simple key15. electrode with copper wire16. smoking burner17. muscle chamber with muscle lever & electrode18. heart chamber with heart lever & electrode19. simple stand accessories 11 no.:- 1. double fatta induction coil2. dubois key complete with table clamp3. tuning fork 1004. myograph complete with lever5. drum paper clip6. simple electrode with copper wire7. adjustable stand8. smoking burner9. kymographic glazed striper (25 sheet)10. muscle chamber with electrode11. heart chamber with electrode