Geophone

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Item Geophone
Item code
Description
Manufacturer
Circa
Model
Donor Charlie Klutts
Location HGC
Serial number NMI-5"NMI" can not be assigned to a declared number type with value -5.
Taxonomy IMG2156
  1. 5 & #6. NMI. Two units of same construction with sealed basic unit shown in center. The numbers 3020-1128 is stamped on top of#5 and the numbers 3020-1802 on top of#6. Spike on #6 has raised numbers 5310 on bottom of spike base. Case top of #5 had been anodized or painted for visibility during recovery. Base plate provides for cable entry and two holes through which a carrying rope is attached.

GSH IMG2156.jpg