MIL-PRF-3098/129D
REQUIREMENTS:
Dimensions, marking, and configuration: See figure 1.
Frequency range: 10.0 MHz to 61.0 MHz, inclusive.
Capacitance, shunt: 7.0 pF, maximum.
Mode of oscillation: Third mechanical overtone.
Rated drive level: 1.0 mW, maximum.
Calibration values:
Equivalent resistance: 51 ohms.
Resistor voltage drop: 0.32 volt.
Resonance: Series.
Operating temperature range (noncontrolled): -55C to +105C, inclusive.
Frequency tolerance: ±0.0005 percent.
Equivalent resistance: 40 ohms, maximum.
Unwanted modes: Minimum unwanted-to-main mode resistance ratio of 2:1.
Shock:
Frequency change permitted: ±0.0005 percent.
Equivalent resistance change permitted: ±15 percent or 2 ohms, whichever is greater.
Vibration: Method 201, MIL-STD-202.
Frequency change permitted: ±0.0005 percent.
Equivalent resistance change permitted: ±15 percent or 2 ohms, whichever is greater.
Temperature cycling:
Frequency change permitted: ±0.0005 percent.
Equivalent resistance change permitted: ±15 percent or 2 ohms, whichever is greater.
Aging:
Frequency change permitted: ±0.0005 percent.
Reference documents. In addition to MIL-PRF-3098, this document references the following:
The margins of this specification are marked with vertical lines to indicate where changes from the
previous issue were made. This was done as a convenience only and the Government assumes no
liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to
evaluate the requirements of this document based on the entire content irrespective of the marginal
notations and relationship to the last previous issue.
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