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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: 2,580
    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: 33,126
    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: 33,330
    james
    26th December 2002, 15:44 Go to last post

  1. Loadpull for Narrowband and Broadband

    Started by circuitking, Yesterday 23:23
    • Replies: 0
    • Views: 52
    circuitking
    Yesterday, 23:23 Go to last post

  2. Why an input inductor required in all GPS LNA?

    Started by pk2010, Yesterday 20:47
    • Replies: 2
    • Views: 73
    frankrose
    Yesterday, 22:06 Go to last post

  3. Cellular Power Densities

    Started by Zak28, 16th August 2019 07:57
    • Replies: 4
    • Views: 205
    Zak28
    Yesterday, 20:22 Go to last post

  4. microstrip low pass filter design issues with sonnet

    Started by promach, 22nd June 2019 08:39
    2 Pages •
    1 2
    3 Attachment(s)
    • Replies: 20
    • Views: 762
    promach
    Yesterday, 16:03 Go to last post

  5. [SOLVED] s parameters of LNA improvement

    Started by santosh_475, Yesterday 14:03
    • Replies: 0
    • Views: 67
    santosh_475
    Yesterday, 14:03 Go to last post

  6. Which transistor need to be chosen for designing KU-Band LNA Design high gain, low NF

    Started by pusparaga, 16th August 2019 01:40
    • Replies: 3
    • Views: 380
    Anomis
    22nd August 2019, 15:31 Go to last post

  7. How to include RF Transistor Vendor Kit in Advanced Designed Design(ADS)

    Started by pusparaga, 20th August 2019 02:28
    1 Attachment(s)
    • Replies: 3
    • Views: 164
    Anomis
    22nd August 2019, 10:09 Go to last post

  8. How to plot 1 dB compression point versus frequencies

    Started by circuitking, 21st August 2019 12:01
    1 Attachment(s)
    • Replies: 1
    • Views: 153
    Anomis
    22nd August 2019, 08:58 Go to last post

  9. How is the maximum inductor value in a technology process is determined

    Started by circuitking, 21st August 2019 12:22
    1 Attachment(s)
    • Replies: 3
    • Views: 166
    Anomis
    22nd August 2019, 08:29 Go to last post

  10. Circular polarization using 90 degree hybrid coupler

    Started by gayathrim, 22nd August 2019 05:22
    • Replies: 0
    • Views: 103
    gayathrim
    22nd August 2019, 05:22 Go to last post

  11. Why does my homemade Yagi wifi antenna perform so poorly?

    Started by AmateurDIYAntenna, 16th August 2019 06:21
    12 Attachment(s)
    • Replies: 18
    • Views: 743
    AmateurDIYAntenna
    21st August 2019, 06:59 Go to last post

  12. Trouble with my analyzer ?

    Started by Externet, 20th August 2019 02:36
    1 Attachment(s)
    • Replies: 2
    • Views: 148
    Externet
    20th August 2019, 20:43 Go to last post

  13. Running the digital simulation irun or xrun in Cadence

    Started by Junus2012, 20th August 2019 17:43
    • Replies: 0
    • Views: 84
    Junus2012
    20th August 2019, 17:43 Go to last post

  14. bfq162 pnp comlementary?

    Started by neazoi, 16th August 2019 13:27
    • Replies: 2
    • Views: 162
    vfone
    20th August 2019, 17:33 Go to last post

  15. Is there a programmable receiver in the market ?

    Started by Externet, 19th August 2019 17:57
    • Replies: 0
    • Views: 104
    Externet
    19th August 2019, 17:57 Go to last post

  16. Active HF phase shifter?

    Started by neazoi, 13th August 2019 15:34
    2 Attachment(s)
    • Replies: 10
    • Views: 559
    neazoi
    18th August 2019, 14:23 Go to last post

  17. SBL-1 double balanced mixer

    Started by mipat, 17th August 2019 20:58
    1 Attachment(s)
    • Replies: 0
    • Views: 137
    mipat
    17th August 2019, 20:58 Go to last post

  18. High power efficiency oscillator topologies?

    Started by Archimedes, 15th August 2019 17:38
    4 Attachment(s)
    • Replies: 14
    • Views: 452
    Archimedes
    17th August 2019, 08:11 Go to last post

  19. Automatic selection of element values of antennas impedance models

    Started by bikrader, 14th August 2019 16:02
    2 Attachment(s)
    • Replies: 2
    • Views: 167
    bikrader
    16th August 2019, 10:57 Go to last post

  20. Are there really ferrites for multi-GHz frequencies?

    Started by htg, 5th August 2019 17:09
    • Replies: 3
    • Views: 372
    Zak28
    16th August 2019, 08:05 Go to last post

  21. Metal patterns in PCBs

    Started by dajuhovova, 15th August 2019 12:34
    1 Attachment(s)
    • Replies: 4
    • Views: 218
    BigBoss
    15th August 2019, 21:05 Go to last post

  22. Looking for a VHF/UHF 90 degrees Hybrid Coupler part

    Started by Hadi-Alik, 14th August 2019 14:25
    • Replies: 4
    • Views: 255
    BigBoss
    15th August 2019, 13:30 Go to last post

  23. Problem about amplifier biasing circuit

    Started by sqx, 15th August 2019 10:27
    1 Attachment(s)
    • Replies: 4
    • Views: 193
    BigBoss
    15th August 2019, 13:27 Go to last post

  24. design and simulation of cross-coupled VCO using keysight ADS

    Started by rkhandare, 1st August 2019 09:43
    3 Attachment(s)
    • Replies: 9
    • Views: 546
    BigBoss
    13th August 2019, 09:55 Go to last post

  25. How to Count the Transmission Zero?

    Started by luoni2002, 13th August 2019 09:48
    1 Attachment(s)
    • Replies: 0
    • Views: 113
    luoni2002
    13th August 2019, 09:48 Go to last post

  26. How to increase high frequency output power

    Started by circuitking, 12th August 2019 13:58
    1 Attachment(s)
    • Replies: 5
    • Views: 277
    vivekroy
    13th August 2019, 06:17 Go to last post

  27. problem: coupling coefficient for two hairpin resonators

    Started by FMM28, 6th August 2019 12:39
    14 Attachment(s)
    • Replies: 9
    • Views: 408
    BigBoss
    12th August 2019, 11:59 Go to last post

  28. Tuning Selectivity Factor

    Started by Externet, 11th August 2019 17:04
    • Replies: 2
    • Views: 213
    BradtheRad
    12th August 2019, 09:40 Go to last post

  29. CST accuracy control beyond the mesh density

    Started by kato01, 8th August 2019 12:26
    • Replies: 4
    • Views: 302
    kato01
    10th August 2019, 11:35 Go to last post

  30. [SOLVED] CAN ID receive issue in PIC18F46K80

    Started by desgin, 9th August 2019 13:35
    • Replies: 3
    • Views: 198
    KlausST
    10th August 2019, 07:28 Go to last post
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