MIL-PRF-49164C(CR)
(Application for copies should be addressed to the American Standards Institute Inc., 1430
Broadway, N.Y., N.Y. 10018).
AMERICAN SOCIETY FOR QUALITY CONTROL (ASQC)
ANSI/ASQC Z 1.4
- Sampling Procedures and Tables for Inspection
by Attributes
(Application for copies should be addressed to the American Society for Quality Control,
P.O. Box 3005, 611 East Wisconsin Avenue, Milwaukee, Wisconsin 53202).
2.4 Order of precedence. In the event of a conflict between the text of this document and
the references cited herein, the text of this document takes precedence. Nothing in this
document, however, supersedes applicable laws and regulations unless a specific exemption has
been obtained.
3. REQUIREMENTS
3.1 First article. Where specified in the contract (see 6.2), the contractor shall furnish
first article units for inspection (see 4.2).
3.2 Materials. The contractor shall select materials that are fully capable of meeting all of
the operational and environmental requirements specified herein. The materials specified in the
applicable drawings are recommended, but are not mandatory. Selection of the class, grade or
type part shall be that the material will be able to perform its intended function when it is
assembled. Verification of the supplier meeting the overall performance requirements shall be
the governing acceptance standard. Recovered materials shall be used to the maximum extent
possible.
3.3 Description. The postamplifier is a specialized circuit for amplifying video signals in
an infrared system.
3.4 Construction. The postamplifier shall meet the form, fit, function and interface
requirements specified herein.
3.4.1 Weight. The weight of the postamplifier shall be 0.26, (+0.03 -0.05) pounds as
weighed by a scale having an accuracy of 1% or better.
3.4.2 Electronic components. Electronic components shall be consistent with meeting the
overall performance requirements listed herein. As described, the postamplifier has 20 channels
of amplification; two cascaded sets of four monolithic integrated circuits which provide gain
and permit the selection of signal polarity and a third set of four integrated circuits which
provide signals for a light emitting diode (LED) array. When the postamplifier is used in a
system, potentiometers or other controls shall provide initial gain balancing.
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