MIL-PRF-3098/123D
REQUIREMENTS:
Dimensions, marking, and configuration: See figure 1.
Frequency: 833.333 kHz.
Capacitance, shunt: 7.0 pF, maximum.
Mode of oscillation: Fundamental.
Rated drive level: 1.0 mW, maximum.
Calibration values:
Equivalent-resistance: Zero ohms.
Crystal current: Set crystal current control at extreme counterclockwise, minimum.
Antiresonance, load capacitance: 32.0 pF ±0.2 pF.
Reference temperature: 75C ±1C.
Operating temperature range (controlled): +70C to +80C, inclusive.
Frequency tolerance: ±0.001 percent.
Equivalent resistance: 275 ohms, maximum.
Frequency stability: ±0.0005 percent.
Operable temperature range: -55C to +70C and +80C to +90C, inclusive.
Shock:
Frequency change permitted: ±0.0005 percent.
Equivalent resistance: ±15 percent.
Vibration: Method 201, MIL-STD-202.
Frequency change permitted: ±0.0005 percent.
Equivalent resistance change permitted: ±15 percent.
Temperature cycling:
Frequency change permitted: ±10 Hz.
Equivalent resistance change permitted: ±20 percent.
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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