A device primarily designed to determine by comparison the frequency characteristics of a piezoelectric crystal.
NSN 4140-01-254-5928
NSN 6220-01-239-5532
NSN 6240-01-625-7262
NSN 5998-00-540-9571
NSN 6135-00-377-9165
NSN 2925-00-408-9829
NSN 5835-00-931-5568
NSN 5990-00-099-0822
NSN 6645-00-904-2754
NSN 7035-00-973-9215
NSN 6240-01-501-1267
NSN 6150-01-282-6618