This student timer is designed to perform time measurements using photo cells, microphones, free-fall equipment and other mechanical and electronic switches.The timer function can also be activated manually.The student timer is supplied with batteries and a mains power adapter.
The student timer can be used with e.g. the following:
• 197550 Photocell unit
• 248600 Microphone w/ cable 248601
• 248510 Microphone
• 198010 Free fall apparatus
(Very old models of photocells, microphones or free fall apparatus cannot be used.)