PRODUCTION ENGINEERING MEASURES. VHF QUARTZ CRYSTAL UNITS CR-(XM-38)/U 150 MC TO 200 MC.
CTS KNIGHTS INC SANDWICH ILL
Problems encountered in measuring the aging of 9th overtone units 150 mc to 200 mc on their third overtones are discussed, with samples of data showing frequency variations resulting from the instability of the oven-oscillator testing equipment. Author