Development of high performance tuners for mode-stirring and mode-tuning applications

IEEE International Symposium on Electromagnetic Compatibility

Volumn 1, Issue , 1999, Pages 29-34

  Svetanoff, Dale ^a   Weibler, Joseph ^a   Cooney, Richard ^a   Squire, Matthew ^a   Zielinski, Stanley ^a   Hatfield, Michael ^b   Slocum, Michael ^b  

^a ETS Lindgren   (United States)

^b NAVAL SURFACE WARFARE CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AMPLIFIERS (ELECTRONIC); COMPUTER CONTROL; GRAPH THEORY; NATURAL FREQUENCIES; POSITION CONTROL; STEPPING MOTORS; TUNERS;

DEVICE UNDER TEST; REVERBERATION CHAMBER;

ELECTROMAGNETIC COMPATIBILITY;

EID: 0033332201     PISSN: 10774076     EISSN: 21581118     Source Type: Conference Proceeding    
DOI: 10.1109/ISEMC.1999.812862     Document Type: Conference Paper

References (9)

1. The current proposed revisions of IEC 61000-4-3 and RTCA DO-160D call for statistically uniform fields down to 80 MHz.
2. M. O. Hatfield, et al, "Investigations to Extend the Lower Frequency Limit of Reverberation Chambers", 1998 IEEE EMC Symposium, Denver, CO.
3. Draft MIL-STD-461E permits reverberation chamber use for RSI03 testing down to 200 MHz. The standards in Reference 1, above, specify larger chambers, similar in design and size, to meet the 80 MHz requirements.
4. M. O. Hatfield, et al, "Large Shielded Enclosures as Reverberation Chambers", 1997 IEEE EMC Symposium, Austin, TX
5. This chamber is designed to comply with the proposed requirements of IEC 61000-4-3 (for reverberation chambers) and proposed requirements for IEC 61000-4-21.
6. As shown in proposed IEC 61000-4-3 Annex I; Draft MIL-STD-461E, and Draft revision to RTCA DO-160D.
7. Per proposed IEC 61000-4-3, Annex I.
8. Parker-Compumotor Model 6200 Controller, with Model DR1300A-115 motors and amplifiers belonging to NSWC.
9. Tiles used had an initial μ of 2000 and were optimized for absorption (reflective loss ≥ 20 dB) in the range of 40 to 400 MHz.