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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: 904
    16th May 2018, 16:43 Go to last post
    • Replies: 0
    • Views: 32,023
    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: 32,218
    26th December 2002, 15:44 Go to last post
  1. Smith chart of λ/4 Transmission Line

    Started by promach, 19th March 2019 05:55
    • Replies: 8
    • Views: 260
    Today, 00:58 Go to last post
  2. need 7pF to 10pF at 2.5GHz

    Started by pragash, 8th March 2019 12:35
    3 Pages
    1 2 3
    • Replies: 43
    • Views: 1,278
    Yesterday, 19:56 Go to last post
  3. Solve for er from propagation constant

    Started by Hawaslsh, Yesterday 19:54
    • Replies: 0
    • Views: 66
    Yesterday, 19:54 Go to last post
  4. multi-stage lna matching

    Started by SDRookie, Yesterday 04:44
    • Replies: 2
    • Views: 128
    Yesterday, 12:54 Go to last post
  5. Is this circuit Band Pass filter ?

    Started by noor84, Yesterday 10:15
    • Replies: 0
    • Views: 103
    Yesterday, 10:15 Go to last post
  6. LC VCO poor phase noise @1MHz

    Started by rty94, 20th March 2019 21:42
    • Replies: 3
    • Views: 128
    Yesterday, 08:40 Go to last post
  7. power amplifier design input impedance

    Started by akhilpaulv, 6th March 2019 10:50
    • Replies: 16
    • Views: 591
    Yesterday, 02:28 Go to last post
  8. RF Limiter not working as it should

    Started by syedhamzahasan, 19th March 2019 14:47
    • Replies: 3
    • Views: 110
    20th March 2019, 13:07 Go to last post
    • Replies: 0
    • Views: 65
    20th March 2019, 11:18 Go to last post
  9. CML buffer advantages for VCO

    Started by rty94, 19th March 2019 22:05
    • Replies: 2
    • Views: 155
    20th March 2019, 03:52 Go to last post
  10. Question about transistor on MMIC

    Started by sqx, 19th March 2019 04:22
    • Replies: 3
    • Views: 109
    19th March 2019, 07:23 Go to last post
  11. Dual band variable gain amplifier

    Started by Johannah, 14th March 2019 09:04
    • Replies: 2
    • Views: 164
    19th March 2019, 04:26 Go to last post
  12. Long distance ultrasonic range finder

    Started by jlehman, 13th March 2019 22:57
    • Replies: 7
    • Views: 303
    18th March 2019, 23:00 Go to last post
  13. DDS vs PLL RF Link Budget

    Started by ktr, 18th March 2019 10:11
    • Replies: 0
    • Views: 85
    18th March 2019, 10:11 Go to last post
  14. Where can I get my transmitter/microwave link tested

    Started by Pat42, 17th March 2019 15:36
    • Replies: 1
    • Views: 128
    18th March 2019, 05:25 Go to last post
  15. Digital phasing in feeds

    Started by senmeis, 17th March 2019 15:48
    • Replies: 0
    • Views: 120
    17th March 2019, 15:48 Go to last post
  16. [SOLVED] dual axis tracking antennas

    Started by senmeis, 16th March 2019 15:53
    • Replies: 1
    • Views: 158
    16th March 2019, 23:48 Go to last post
    • Replies: 8
    • Views: 329
    16th March 2019, 09:57 Go to last post
  17. [ADS] designing series coils (spiral inductors)

    Started by pragash, 14th March 2019 13:54
    • Replies: 4
    • Views: 159
    14th March 2019, 16:28 Go to last post
  18. No commercial 10MHz-50MHz antenna ? How to build?

    Started by shanmei, 13th March 2019 14:36
    • Replies: 5
    • Views: 209
    13th March 2019, 23:35 Go to last post
  19. overhead keyhole question

    Started by senmeis, 21st December 2018 15:48
    • Replies: 5
    • Views: 450
    13th March 2019, 15:31 Go to last post
  20. Question about LNA stability resistor

    Started by sqx, 4th March 2019 22:31
    • Replies: 11
    • Views: 599
    13th March 2019, 12:37 Go to last post
  21. FDTD analysis of patch antenna using CST

    Started by geetapradu, 12th March 2019 17:36
    • Replies: 1
    • Views: 129
    13th March 2019, 04:43 Go to last post
    • Replies: 26
    • Views: 791
    12th March 2019, 23:44 Go to last post
  22. 100MHz soil moisture sensor

    Started by gizzard, 3rd March 2019 04:43
    • Replies: 6
    • Views: 351
    12th March 2019, 21:32 Go to last post
  23. Looking for 27mhz FM transmitter and receiver

    Started by Rakeshembedded, 12th March 2019 13:45
    • Replies: 0
    • Views: 84
    12th March 2019, 13:45 Go to last post