MIL-PRF-27/357D
Self-resonance: The self-resonant frequency shall be greater than 150 kHz when measured with the secondaries
carrying the specified load and the secondary voltage observed.
Power output in watts (max): .3 at 300 Hz and higher, .4 at 400 and higher, .6 at 1 kHz and higher.
Marking location: See figure 1.
Part or Identifying Number (PIN): M27/357- (dash number from table I)
Changes from previous issue. 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.
Referenced documents. In addition to MIL-PRF-27, this document references the following:
MIL-STD-202
Custodians:
Preparing activity:
Army - CR
DLA - CC
Navy - EC
Air Force - 85
(Project 5950-2009-100)
DLA - CC
Review activities:
Army - AR, CR4
Navy - AS, MC, OS
Air Force 99
NOTE: The activities listed above were interested in this document as of the date of this document. Since
organizations and responsibilities can change, you should verify the currency of the information above using the
ASSIST Online database at https://assist.dla.mil
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