Operating and maintenance manual for Krohn-Hite Ultra-low frequency band-pass filter models 330M (R) and 330m (R). Note from Hugh Davies stating he has serial no. 1035. Page of notes by Hugh Davies inside back cover next to annotated schematic. Notes suggest plan to modify the filter.

Details

Extent:
230
292
Identifier:
MS/2179/030
Access:
Open Access

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