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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: 1,905
    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: 32,438
    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: 32,629
    james
    26th December 2002, 15:44 Go to last post

  1. Noise source vs tracking generator for frequency response measurement

    Started by Archimedes, Yesterday 15:07
    • Replies: 1
    • Views: 133
    FvM
    Yesterday, 23:10 Go to last post

  2. Calculating total radiated power (TRP)

    Started by okrus, 16th May 2019 16:30
    3 Attachment(s)
    • Replies: 2
    • Views: 143
    okrus
    Yesterday, 22:32 Go to last post

  3. How to cascade a varactor circuit with the solution of the full wave analysis?

    Started by abdulemal, 20th May 2019 20:07
    1 Attachment(s)
    • Replies: 0
    • Views: 118
    abdulemal
    20th May 2019, 20:07 Go to last post

  4. Matching 75ohm antenna to 300ohm receiver

    Started by geotFM, 17th May 2019 08:47
    3 Attachment(s)
    • Replies: 5
    • Views: 654
    kripacharya
    20th May 2019, 17:09 Go to last post

  5. Cannot find Eccosorb absorbing materials in CST

    Started by usman_747, 20th May 2019 12:55
    • Replies: 0
    • Views: 56
    usman_747
    20th May 2019, 12:55 Go to last post

  6. Unitary property of scattering matrix

    Started by promach, 20th May 2019 10:55
    • Replies: 1
    • Views: 78
    pancho_hideboo
    20th May 2019, 12:01 Go to last post

  7. triple band right hand circular polarized patch antenna

    Started by gayathrim, 17th May 2019 11:20
    • Replies: 2
    • Views: 321
    gayathrim
    20th May 2019, 06:05 Go to last post

  8. [CST-MWS] How to get data-points for 2D geometry?

    Started by kela3kela, 16th May 2019 13:59
    1 Attachment(s)
    • Replies: 4
    • Views: 193
    kela3kela
    18th May 2019, 19:38 Go to last post

  9. Keysight PNA Harmonics measurements

    Started by ge, 18th May 2019 16:26
    • Replies: 0
    • Views: 88
    ge
    18th May 2019, 16:26 Go to last post

  10. ADS is not allowing me to create a via definition, why?

    Started by skatefast08, 18th May 2019 15:40
    2 Attachment(s)
    • Replies: 0
    • Views: 77
    skatefast08
    18th May 2019, 15:40 Go to last post

  11. Could I connect the N-tap of nmos_rf to ground?

    Started by coolsummer, 17th May 2019 16:47
    1 Attachment(s)
    • Replies: 1
    • Views: 93
    dick_freebird
    17th May 2019, 18:51 Go to last post

  12. RF Amplifier Performance Characteristic

    Started by @YY, 12th May 2019 09:18
    • Replies: 4
    • Views: 488
    BigBoss
    17th May 2019, 15:04 Go to last post

  13. Negative voltage needed in K-band

    Started by ktr, 15th May 2019 10:47
    1 Attachment(s)
    • Replies: 3
    • Views: 1,083
    BradtheRad
    16th May 2019, 04:52 Go to last post

  14. Stacked antenna for dual band not work

    Started by keh0967, 10th May 2019 12:53
    • Replies: 1
    • Views: 187
    kripacharya
    15th May 2019, 14:21 Go to last post

  15. Help for my Collpits oscillator circuit

    Started by bags, 14th May 2019 12:16
    12 Attachment(s)
    • Replies: 11
    • Views: 882
    kripacharya
    15th May 2019, 06:40 Go to last post

  16. Why do company sites have inductors and capacitors in an s2p file format?

    Started by skatefast08, 14th May 2019 05:47
    1 Attachment(s)
    • Replies: 2
    • Views: 162
    volker@muehlhaus
    14th May 2019, 18:48 Go to last post

  17. [Basics] Why is (RF) current "flowing back" underneath the "forward line" ?

    Started by izsurk, 9th May 2019 17:38
    3 Attachment(s)
    • Replies: 6
    • Views: 275
    PlanarMetamaterials
    13th May 2019, 15:41 Go to last post

  18. Need help understanding an LNA design method

    Started by skatefast08, 7th May 2019 05:17
    5 Attachment(s)
    • Replies: 11
    • Views: 1,137
    FvM
    11th May 2019, 09:26 Go to last post

  19. Loop bandwidth of a Charge pump PLL

    Started by Chinmaye, 7th May 2019 05:27
    • Replies: 1
    • Views: 137
    ktr
    10th May 2019, 11:58 Go to last post

  20. Patch antenna using lpkf

    Started by Unaz, 28th April 2019 19:49
    • Replies: 8
    • Views: 777
    Unaz
    9th May 2019, 15:24 Go to last post

  21. Which Mesh type should I use(tetrahedral or hexahedral)?

    Started by shuaii, 4th May 2019 13:15
    • Replies: 1
    • Views: 129
    hyprfrcx
    8th May 2019, 15:50 Go to last post

  22. How to design unequal Wilkinson divider according Taylor amplitude distribution coef.

    Started by uri1636, 5th May 2019 15:10
    • Replies: 1
    • Views: 166
    Georgy.Moshkin
    8th May 2019, 11:10 Go to last post

  23. Designing an LC delay line

    Started by emq, 7th May 2019 17:57
    1 Attachment(s)
    • Replies: 4
    • Views: 660
    BradtheRad
    8th May 2019, 07:07 Go to last post

  24. Balun design analysis

    Started by promach, 5th May 2019 04:53
    1 Attachment(s)
    • Replies: 4
    • Views: 837
    promach
    7th May 2019, 09:24 Go to last post

  25. What is Real GND in high frequency IC design？

    Started by coolsummer, 6th May 2019 05:55
    1 Attachment(s)
    • Replies: 5
    • Views: 253
    volker@muehlhaus
    7th May 2019, 09:14 Go to last post

  26. Stepped impedance band pass filter design

    Started by famehdi007, 28th April 2019 21:01
    1 Attachment(s)
    • Replies: 2
    • Views: 321
    famehdi007
    5th May 2019, 21:20 Go to last post

  27. Resonant frequency sensing sensor

    Started by shanmei, 3rd May 2019 03:01
    • Replies: 6
    • Views: 1,464
    volker@muehlhaus
    5th May 2019, 18:00 Go to last post

  28. How to get nonlinear model for rd01mus mosfet rf amplifier?

    Started by danfoss, 4th May 2019 20:42
    1 Attachment(s)
    • Replies: 1
    • Views: 152
    BigBoss
    5th May 2019, 15:00 Go to last post

  29. Input and output impedances of transmission line

    Started by Eres_89, 5th May 2019 01:14
    3 Attachment(s)
    • Replies: 3
    • Views: 677
    BigBoss
    5th May 2019, 14:41 Go to last post

  30. Marchand Balun implementation

    Started by promach, 7th April 2019 11:19
    • Replies: 7
    • Views: 1,497
    promach
    4th May 2019, 04:35 Go to last post
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