Design of a Frequency-Lock Loop for PADD II (NSAP Project EC-172).
NAVAL ORDNANCE LAB WHITE OAK MD
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The report describes the design of a frequency-lock loop for the PADD II harbor patrol sonar. It will be of interest to those familiar with PADD II. It may also be of interest to persons working with automatic frequency acquisition, frequency tracking, or phase-lock loops.
- Acoustic Detection and Detectors