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Forum: RF, Microwave, Antennas and Optics

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

  1. Sticky Thread Sticky: 26V Current Sense Amplifier

    Started by mmatheson, 16th May 2018 16:43
    • Replies: 0
    • Views: 424
    16th May 2018, 16:43 Go to last post
    • Replies: 0
    • Views: 31,538
    9th May 2007, 08:28 Go to last post
  2. Sticky Thread Sticky: LEGALS/UNLEGALS FILES----NEW RULES

    Started by james, 26th December 2002 15:44
    • Replies: 0
    • Views: 31,719
    26th December 2002, 15:44 Go to last post
  1. Circuit problem finding

    Started by 000SHREDDER000, 17th November 2018 20:07
    2 Pages
    1 2
    • Replies: 32
    • Views: 623
    Today, 12:48 Go to last post
  2. Bidirectional HF amplifier question

    Started by neazoi, 16th November 2018 01:52
    • Replies: 6
    • Views: 282
    Yesterday, 00:32 Go to last post
  3. [SOLVED] EMF detection frequency

    Started by 000SHREDDER000, 15th November 2018 21:44
    • Replies: 1
    • Views: 121
    17th November 2018, 17:41 Go to last post
  4. Feeding SA612AN outputs with audio, what will happen?

    Started by neazoi, 14th November 2018 17:40
    • Replies: 0
    • Views: 137
    14th November 2018, 17:40 Go to last post
  5. C band SATCOM question

    Started by senmeis, 7th November 2018 16:34
    • Replies: 2
    • Views: 338
    14th November 2018, 13:56 Go to last post
  6. Embed a RFID label inside a soccer ball

    Started by keyvan_h, 11th July 2018 04:46
    • Replies: 7
    • Views: 380
    14th November 2018, 09:32 Go to last post
  7. Is this correct design of RF trace ?

    Started by coolpixs4, 13th November 2018 06:35
    • Replies: 2
    • Views: 189
    13th November 2018, 17:15 Go to last post
  8. I have a few of questions on an RF amplifier design

    Started by skatefast08, 11th November 2018 23:55
    • Replies: 1
    • Views: 137
    12th November 2018, 09:25 Go to last post
  9. WR08 with UG-387/U-M Flange "Impedance"

    Started by uri1636, 12th November 2018 06:45
    • Replies: 0
    • Views: 101
    12th November 2018, 06:45 Go to last post
  10. Coaxial feed loop antenna in HFSS

    Started by ycwu, 12th November 2018 00:19
    • Replies: 0
    • Views: 110
    12th November 2018, 00:19 Go to last post
  11. [SOLVED] 915Mhz Antenna design

    Started by amirke, 29th October 2018 16:18
    • Replies: 18
    • Views: 602
    6th November 2018, 23:08 Go to last post
  12. improve radio selectivity

    Started by yoosefheidari, 5th November 2018 22:32
    • Replies: 6
    • Views: 260
    6th November 2018, 19:36 Go to last post
    • Replies: 24
    • Views: 764
    6th November 2018, 16:58 Go to last post
  13. VCO uses no varicaps. How does it work?

    Started by neazoi, 6th November 2018 11:37
    • Replies: 3
    • Views: 179
    6th November 2018, 16:42 Go to last post
  14. Phase shifter vs TTD (delay)

    Started by ktr, 2nd November 2018 13:08
    • Replies: 11
    • Views: 413
    6th November 2018, 16:39 Go to last post
  15. Block up converter Ka band

    Started by akhilpaulv, 31st October 2018 05:12
    • Replies: 1
    • Views: 153
    6th November 2018, 14:40 Go to last post
  16. Draw circular spiral in cst mws

    Started by kela3kela, 6th November 2018 08:52
    • Replies: 1
    • Views: 116
    6th November 2018, 11:59 Go to last post
  17. [SOLVED] 2 Power amplifiers in parallel

    Started by levnu, 31st October 2018 07:11
    • Replies: 18
    • Views: 660
    6th November 2018, 06:55 Go to last post
  18. choke ring antennas against multipath effect

    Started by senmeis, 28th October 2018 11:12
    • Replies: 4
    • Views: 298
    5th November 2018, 16:45 Go to last post
    • Replies: 1
    • Views: 255
    5th November 2018, 12:31 Go to last post
  19. How to match ceramic resonator to 50R?

    Started by neazoi, 2nd November 2018 15:55
    • Replies: 10
    • Views: 410
    4th November 2018, 15:46 Go to last post
  20. Looking to buy ready made RF transmitter (40 to 200) khz

    Started by waelsf, 1st November 2018 14:22
    • Replies: 7
    • Views: 305
    1st November 2018, 19:51 Go to last post
    • Replies: 5
    • Views: 284
    1st November 2018, 15:51 Go to last post
  21. How to extract S-parameters without EM field solvers?

    Started by parps, 22nd October 2018 17:21
    • Replies: 11
    • Views: 512
    31st October 2018, 17:00 Go to last post