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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: 458
    mmatheson
    16th May 2018, 16:43 Go to last post

  2. Sticky Thread Sticky: Do not post e-books or requests for e-books or ieee papers here!

    Started by klug, 9th May 2007 08:28
    • Replies: 0
    • Views: 31,584
    klug
    9th May 2007, 08:28 Go to last post

  3. Sticky Thread Sticky: LEGALS/UNLEGALS FILES----NEW RULES

    Started by james, 26th December 2002 15:44
    • Replies: 0
    • Views: 31,769
    james
    26th December 2002, 15:44 Go to last post

  1. MAX2630 on HF 1-30MHz?

    Started by neazoi, Yesterday 16:14
    • Replies: 2
    • Views: 103
    vfone
    Yesterday, 21:48 Go to last post

  2. How to simulate conduction angle of Class C PA

    Started by maxsidou, 10th December 2018 16:23
    1 Attachment(s)
    • Replies: 3
    • Views: 211
    maxsidou
    Yesterday, 14:55 Go to last post

  3. Difference between a two section tline and a single stub?

    Started by skatefast08, 5th December 2018 22:46
    • Replies: 7
    • Views: 372
    biff44
    14th December 2018, 16:26 Go to last post

  4. Need Help for active inductor

    Started by noor84, 14th December 2018 15:57
    • Replies: 0
    • Views: 77
    noor84
    14th December 2018, 15:57 Go to last post

  5. I need calculate and measure C2, C3,C1 for active inductor

    Started by noor84, 15th October 2018 19:41
    3 Attachment(s)
    • Replies: 7
    • Views: 449
    noor84
    14th December 2018, 15:51 Go to last post

  6. max2633 zero to max gain

    Started by neazoi, 14th December 2018 14:04
    2 Attachment(s)
    • Replies: 1
    • Views: 71
    vfone
    14th December 2018, 15:37 Go to last post

  7. T-shape-Monopole-Antenna

    Started by pancho_hideboo, 13th December 2018 10:54
    1 Attachment(s)
    • Replies: 6
    • Views: 160
    vfone
    14th December 2018, 15:26 Go to last post

  8. Best topology for low phase noise HF VCO

    Started by Archimedes, 3rd December 2018 19:40
    2 Attachment(s)
    • Replies: 2
    • Views: 198
    biff44
    13th December 2018, 18:53 Go to last post

  9. How to improve bandwidth (BW) of serial feed microstrip array antenna?

    Started by uri1636, 7th December 2018 13:47
    • Replies: 2
    • Views: 270
    uri1636
    13th December 2018, 12:23 Go to last post

  10. How calculate phase constant (beta) at CST MWS?

    Started by uri1636, 13th December 2018 12:12
    • Replies: 0
    • Views: 76
    uri1636
    13th December 2018, 12:12 Go to last post

  11. Measuring return loss on PCB pads

    Started by Zeppelin, 7th December 2018 16:19
    1 Attachment(s)
    • Replies: 10
    • Views: 495
    BigBoss
    12th December 2018, 16:19 Go to last post

  12. Reconfigurable Low Noise Amplifier

    Started by Mfon, 6th December 2018 13:25
    • Replies: 1
    • Views: 113
    ktr
    11th December 2018, 10:21 Go to last post

  13. All HF bands modest BPF?

    Started by neazoi, 6th December 2018 14:51
    3 Attachment(s)
    • Replies: 8
    • Views: 358
    vfone
    10th December 2018, 17:38 Go to last post

  14. UHF RFID band and its antenna

    Started by shanmei, 7th December 2018 22:42
    • Replies: 1
    • Views: 207
    volker@muehlhaus
    8th December 2018, 09:39 Go to last post

  15. VCO improve tuning range

    Started by rty94, 3rd December 2018 21:26
    1 Attachment(s)
    • Replies: 2
    • Views: 175
    rty94
    6th December 2018, 15:36 Go to last post

  16. Moved: Need help on single stub matching problem.

    Started by skatefast08, 6th December 2018 21:54
    •  
    •  

  17. [AWR Microwave Office ] Impedance of parallel connection of transmission lines

    Started by Eres_89, 2nd December 2018 18:28
    2 Attachment(s)
    • Replies: 10
    • Views: 524
    PlanarMetamaterials
    5th December 2018, 16:34 Go to last post

  18. RF Distribution Project (need some advice! )

    Started by Simmiz, 21st November 2018 22:21
    2 Attachment(s)
    • Replies: 9
    • Views: 537
    ktr
    3rd December 2018, 17:09 Go to last post

  19. C band SATCOM question

    Started by senmeis, 7th November 2018 16:34
    1 Attachment(s)
    • Replies: 5
    • Views: 513
    ktr
    3rd December 2018, 17:00 Go to last post

  20. How to make a connecting wire in CST?

    Started by wfywfy1201, 2nd December 2018 15:07
    1 Attachment(s)
    • Replies: 0
    • Views: 97
    wfywfy1201
    2nd December 2018, 15:07 Go to last post

  21. Simulate four-coil system on CST to realize the wireless power transfer

    Started by wfywfy1201, 17th November 2018 16:39
    5 Attachment(s)
    • Replies: 7
    • Views: 400
    wfywfy1201
    1st December 2018, 17:31 Go to last post

  22. [SOLVED] VCO no oscillation at the output

    Started by rty94, 27th November 2018 18:50
    3 Attachment(s)
    • Replies: 8
    • Views: 416
    BigBoss
    28th November 2018, 21:30 Go to last post

  23. Very thin RF trace - Is it a problem to handle the Bluetooth power

    Started by simbaliya, 22nd November 2018 11:56
    • Replies: 15
    • Views: 565
    cariban
    28th November 2018, 14:34 Go to last post

  24. Current flow in amplifier

    Started by akhilpaulv, 26th November 2018 08:50
    1 Attachment(s)
    • Replies: 2
    • Views: 231
    BigBoss
    26th November 2018, 14:13 Go to last post

  25. [SOLVED] 915Mhz Antenna design

    Started by amirke, 29th October 2018 16:18
    1 Attachment(s)
    • Replies: 19
    • Views: 918
    Azulykit
    26th November 2018, 06:43 Go to last post

  26. Coaxial feed loop antenna in HFSS

    Started by ycwu, 12th November 2018 00:19
    3 Attachment(s)
    • Replies: 2
    • Views: 275
    FvM
    25th November 2018, 10:14 Go to last post

  27. Microwaves - general questions

    Started by dxpwny, 24th November 2018 23:43
    • Replies: 2
    • Views: 198
    hagster
    25th November 2018, 10:04 Go to last post

  28. MPPT(Maximum Power Point Tracking) in UHF Rectifier

    Started by pancho_hideboo, 24th November 2018 06:17
    • Replies: 0
    • Views: 123
    pancho_hideboo
    24th November 2018, 06:17 Go to last post

  29. Simple phasing SSB modulator demodulator does not work

    Started by neazoi, 19th November 2018 01:24
    3 Attachment(s)
    • Replies: 13
    • Views: 567
    vfone
    23rd November 2018, 14:01 Go to last post

  30. Power Amplifier tradeoff between output power and voltage swing

    Started by promach, 22nd November 2018 12:43
    • Replies: 3
    • Views: 205
    promach
    23rd November 2018, 08:48 Go to last post
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