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Threads 15001 to 15030 of 31667

Forum: RF, Microwave, Antennas and Optics

RF, microwave, antennas and optics questions. Radio/TV/satellite transmitters and receivers.

  1. Closed: Enquiry of vacuum box size setting in HFFS v11

    Started by guillaumechen, 15th January 2010 13:26
    • Replies: 0
    • Views: 630
    15th January 2010, 13:26 Go to last post
  2. Closed: SDR transreceiver Architecture

    Started by ash1412, 15th January 2010 11:20
    • Replies: 0
    • Views: 828
    15th January 2010, 11:20 Go to last post
  3. Closed: antennas patch rectangular

    Started by max_sv, 14th January 2010 23:03
    • Replies: 0
    • Views: 706
    14th January 2010, 23:03 Go to last post
  4. Closed: test fixture for leadless chip carriers

    Started by biff44, 14th January 2010 17:39
    • Replies: 5
    • Views: 714
    14th January 2010, 20:55 Go to last post
  5. Closed: half height waveguide - what's it's purpose?

    Started by bconnor, 14th January 2010 16:02
    • Replies: 0
    • Views: 1,619
    14th January 2010, 16:02 Go to last post
  6. Closed: Help with Choosing a RF data transfer Module

    Started by james384, 14th January 2010 13:30
    • Replies: 0
    • Views: 850
    14th January 2010, 13:30 Go to last post
  7. Closed: Career Change To Electromagnetics/ Antennas

    Started by Electromagnetic, 14th January 2010 06:58
    • Replies: 1
    • Views: 817
    14th January 2010, 11:42 Go to last post
  8. Closed: [HFSS]How to set the BC and Excitations of a finite-unit FSS

    Started by Ponylee, 14th January 2010 06:34
    • Replies: 0
    • Views: 781
    14th January 2010, 06:34 Go to last post
  9. Closed: s11s22 at centre freq but s21 max gain at another freq

    Started by seantan1985, 14th January 2010 01:56
    • Replies: 0
    • Views: 652
    14th January 2010, 01:56 Go to last post
  10. Closed: does good s11 and s22 affects s21?

    Started by seantan1985, 12th January 2010 05:45
    • Replies: 4
    • Views: 1,105
    14th January 2010, 01:18 Go to last post
  11. Closed: CST Simulation Error Help!!!

    Started by antennaman86, 30th December 2009 17:29
    • Replies: 1
    • Views: 1,925
    13th January 2010, 18:55 Go to last post
  12. Closed: transformer problem non symmetrical to coplanar

    Started by noname_ab, 13th January 2010 15:15
    • Replies: 0
    • Views: 645
    13th January 2010, 15:15 Go to last post
  13. Closed: help me design meander line antenna

    Started by eizad87, 6th January 2010 14:49
    • Replies: 2
    • Views: 1,094
    13th January 2010, 14:16 Go to last post
  14. Closed: Urgent Please :: RF Receiver parameter measurement question

    Started by mostafa_maarouf, 6th November 2008 07:28
    • Replies: 8
    • Views: 3,520
    13th January 2010, 13:41 Go to last post
  15. Closed: how to reduce insertion loss of a cavity filter?

    Started by y99lx, 13th August 2009 02:07
    • Replies: 6
    • Views: 2,641
    13th January 2010, 13:25 Go to last post
  16. Closed: Need help what measurement needed after fabrication done.

    Started by derek638, 13th January 2010 03:42
    • Replies: 2
    • Views: 874
    13th January 2010, 06:39 Go to last post
  17. Closed: power depend pin diode sensitive to RF field

    Started by omegahijack, 12th January 2010 05:58
    • Replies: 3
    • Views: 917
    13th January 2010, 06:31 Go to last post
  18. Closed: Explanation of the term required.

    Started by simon_12, 12th January 2010 19:39
    • Replies: 1
    • Views: 652
    12th January 2010, 20:13 Go to last post
  19. Closed: interface to an antenna - request for resources

    Started by tarekabuamer, 12th January 2010 18:48
    • Replies: 1
    • Views: 847
    12th January 2010, 19:52 Go to last post
  20. Closed: [HELP] pls help to buid an 915MHz Power Amplifier

    Started by surfing, 8th January 2010 11:32
    • Replies: 3
    • Views: 1,134
    12th January 2010, 11:05 Go to last post
  21. Closed: Question about isolation resistor in wilkinson power divider

    Started by alard, 1st March 2007 23:12
    • Replies: 4
    • Views: 3,537
    12th January 2010, 10:49 Go to last post
  22. Closed: design of half wave dipole antenna

    Started by ashokone, 12th January 2010 08:03
    • Replies: 2
    • Views: 1,260
    12th January 2010, 10:27 Go to last post
  23. Closed: Interfacing HTRC110 to Atmega16 on SPI

    Started by raviy2, 12th January 2010 07:58
    • Replies: 2
    • Views: 2,177
    12th January 2010, 10:16 Go to last post
  24. Closed: Design Harmonic Trap for Class F amplifier

    Started by winerkung, 11th January 2010 09:36
    • Replies: 4
    • Views: 2,032
    12th January 2010, 10:11 Go to last post
  25. Closed: Distributed Power Amp theory, design or example?

    Started by hitacko, 12th January 2010 06:05
    • Replies: 0
    • Views: 592
    12th January 2010, 06:05 Go to last post
  26. Closed: quadrature hybrid - crossing over at the outputs

    Started by bconnor, 11th January 2010 18:39
    • Replies: 2
    • Views: 940
    12th January 2010, 03:45 Go to last post
  27. Closed: UWB technology - request for resources

    Started by bakkali, 5th January 2010 21:36
    • Replies: 4
    • Views: 772
    11th January 2010, 22:39 Go to last post
  28. Closed: High power amplifier energy consumption in payload or BTS

    Started by jayce3390, 8th January 2010 10:27
    • Replies: 7
    • Views: 1,634
    11th January 2010, 18:56 Go to last post
  29. Closed: What does it mean finite on-resistance etc..

    Started by winerkung, 11th January 2010 09:40
    • Replies: 4
    • Views: 853
    11th January 2010, 13:12 Go to last post
  30. Closed: IF Filter response - help needed

    Started by ehsan_r34, 11th January 2010 10:17
    • Replies: 3
    • Views: 689
    11th January 2010, 13:00 Go to last post