Timing Line Tester w/Tuning Fork 100HZ

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Item Timing Line Tester w/Tuning Fork 100HZ
Item code
Description 10 to 100ms Timing Line Test
Manufacturer
Circa
Model
Donor
Location HGC
Serial number
Taxonomy IMG2142

Vibrates 50 cycles per second. Vibrations electrically maintained. Extra contact sends current to drive synchronous time marking motor in Recorder which puts timing lines on seismic record.

GSH IMG2142.jpg