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Forum: RF, Microwave, Antennas and Optics

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

    • Replies: 0
    • Views: 29,535
    9th May 2007, 08:28 Go to last post
  1. Sticky Thread Sticky: LEGALS/UNLEGALS FILES----NEW RULES

    Started by james, 26th December 2002 15:44
    • Replies: 0
    • Views: 29,862
    26th December 2002, 15:44 Go to last post
  1. Gold plated OR Silver plated

    Started by tony_lth, 17th November 2017 06:42
    • Replies: 10
    • Views: 857
    Yesterday, 19:08 Go to last post
  2. Antennas how important is polarization

    Started by alaios, 26th November 2017 20:21
    • Replies: 10
    • Views: 1,001
    Yesterday, 18:59 Go to last post
  3. 73 KHz band propagation...

    Started by Externet, Yesterday 17:47
    • Replies: 0
    • Views: 68
    Yesterday, 17:47 Go to last post
  4. FM to DSB (or AM) converter, can it be done?

    Started by neazoi, Yesterday 00:04
    • Replies: 2
    • Views: 142
    Yesterday, 13:50 Go to last post
    • Replies: 2
    • Views: 123
    Yesterday, 10:52 Go to last post
  5. Really the Best Freeware EM program for patch antenna?

    Started by zlatkoMM, 23rd November 2017 17:02
    • Replies: 12
    • Views: 1,256
    14th December 2017, 17:14 Go to last post
    • Replies: 13
    • Views: 768
    14th December 2017, 17:04 Go to last post
  6. The quarter-wavelength in filter

    Started by laperla, 14th December 2017 11:00
    • Replies: 1
    • Views: 131
    14th December 2017, 16:19 Go to last post
  7. TE21 monopulse coupler

    Started by jesuschrist, 12th December 2017 09:53
    • Replies: 2
    • Views: 209
    14th December 2017, 06:44 Go to last post
  8. Selecting a Spectrum analyzer

    Started by baby_2, 11th December 2017 08:53
    • Replies: 8
    • Views: 514
    13th December 2017, 15:54 Go to last post
  9. Pi Networks: What they can do

    Started by alaios, 6th December 2017 15:06
    • Replies: 3
    • Views: 642
    13th December 2017, 13:37 Go to last post
  10. [SOLVED] How to use DC Headers of MMIC Power Amplifier

    Started by engineengineer, 12th December 2017 13:17
    • Replies: 1
    • Views: 322
    12th December 2017, 19:47 Go to last post
    • Replies: 3
    • Views: 293
    12th December 2017, 17:23 Go to last post
  11. Voxel model CST frequency domain HELP PLEASE

    Started by Zuzana1618, 5th December 2017 09:02
    • Replies: 2
    • Views: 371
    12th December 2017, 17:05 Go to last post
    • Replies: 7
    • Views: 585
    11th December 2017, 16:57 Go to last post
  12. HFSS and Coax Feed Question

    Started by dshoter13, 7th December 2017 16:28
    • Replies: 4
    • Views: 401
    9th December 2017, 00:22 Go to last post
  13. NPN replacement with an encancement mode mosfet

    Started by neazoi, 8th December 2017 01:24
    • Replies: 7
    • Views: 566
    8th December 2017, 21:33 Go to last post
  14. Polynomial synthesis in coupling matrix technique

    Started by MuhammadSana, 21st November 2017 07:26
    • Replies: 12
    • Views: 1,468
    8th December 2017, 19:36 Go to last post
  15. Using FET as a varactor in 5GHz VCO.

    Started by Georgy.Moshkin, 8th December 2017 16:06
    • Replies: 1
    • Views: 274
    8th December 2017, 16:20 Go to last post
  16. Transceiver ultrasound no echo signal

    Started by kinsey, 4th December 2017 14:01
    • Replies: 3
    • Views: 337
    7th December 2017, 15:45 Go to last post
  17. [SOLVED] 900MHz single stage voltage multiplier

    Started by FakhrulHisyam, 4th December 2017 09:13
    • Replies: 3
    • Views: 396
    7th December 2017, 13:23 Go to last post
  18. How to bend the CPW line in ADS

    Started by Saijagan, 7th December 2017 10:55
    • Replies: 0
    • Views: 254
    7th December 2017, 10:55 Go to last post
  19. 13.56 MHz RFID tag in CST

    Started by guga2, 6th December 2017 23:42
    • Replies: 3
    • Views: 503
    7th December 2017, 08:57 Go to last post
  20. Reflectarray simulation using HFSS

    Started by Tranguyen, 6th December 2017 13:25
    • Replies: 0
    • Views: 225
    6th December 2017, 13:25 Go to last post
  21. Max allowed output power for 0.7GHz

    Started by vozel, 2nd December 2017 21:45
    • Replies: 14
    • Views: 1,330
    5th December 2017, 19:58 Go to last post
  22. ADS Harmonic Balanced Warning

    Started by Ninie_M, 27th November 2017 07:58
    • Replies: 8
    • Views: 769
    5th December 2017, 14:01 Go to last post
  23. [SOLVED] Rectenna S11 Parameters

    Started by ndequeiroz, 3rd December 2017 14:31
    • Replies: 6
    • Views: 668
    5th December 2017, 09:43 Go to last post
  24. MC13074 UHF modulator where to buy?

    Started by neazoi, 4th December 2017 21:34
    • Replies: 1
    • Views: 311
    5th December 2017, 00:07 Go to last post