MIL-PRF-1/1147C
TABLE I. Testing and inspection - Continued.
The tube shall be tested at an ambient temperature of +85C.
8/
9/
Life test samples shall consist of one tube per lot. A lot shall consist of one week's production. No lot shall be shipped until
the completion of life test. Failure of initial samples shall require a successful life test of two additional tubes before release of
a lot for shipment.
10/
Life test end points shall apply.
The excess noise ratio (Nr -1) is defined in dB, as Nr - 1 = 10 log ( Te 1 ) where Te is the effective electron temperature.
11/
290
12/
The noise frequencies generated by this tube cover a broad band of frequencies. This bandwidth is limited only by the type of
mount used. This tube is normally used with a mount in RG-48/U waveguide, at a 90 angle in the H plane. Other waveguide
sizes may be used with properly adapted mounts.
13/
Qualification inspection and first article testing should be in accordance with Appendix E and F of MIL-PRF-1. The request for
qualification inspection shall be addressed to: Defense Supply Center Columbus, CODE VQE, 3990 East Broad Street,
Columbus, Oh 43216-5000..
14/
Electron tube type 6782 acquired directly or indirectly on Army contracts, shall be marked "US Army" either above or
preceding the type designation as specified in the bid request or contract. The letters "JAN" or any abbreviation thereof shall
not be used.
NOTICE: When Government drawings, specifications, or other data are used for any purpose other than in
connection with a definitely related Government acquisition operation, the United States Government thereby incurs
no responsibility nor any obligation whatsoever; and the fact that the Government may have formulated, furnished, or
in any way supplied the said drawings, specifications, or other data is not to be regarded by implication or otherwise
as in any manner licensing the holder or any other person or corporation, or conveying any rights or permission to
manufacture, use, or sell any patented invention that may be in any way related thereto.
3
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business