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Forum: RF, Microwave, Antennas and Optics

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

  1. Closed: PIN switch problem as S12 and S21 by VNA are the same

    Started by trail, 26th June 2004 09:58
    • Replies: 6
    • Views: 1,985
    28th June 2004, 08:36 Go to last post
  2. Closed: "Introduction to VLSI systems" in 1980

    Started by rfic, 28th June 2004 08:31
    • Replies: 0
    • Views: 1,093
    28th June 2004, 08:31 Go to last post
  3. Closed: does anybody have the chematic of MMDS downconverter ?

    Started by yellowtooth, 26th June 2004 07:04
    • Replies: 2
    • Views: 1,591
    27th June 2004, 05:24 Go to last post
  4. Closed: Ads spice error when simulating bias conditions

    Started by lebed, 16th June 2004 09:43
    • Replies: 3
    • Views: 1,285
    26th June 2004, 14:11 Go to last post
  5. Closed: How to study RF design for beginner?

    Started by czm_88, 20th June 2004 09:13
    • Replies: 6
    • Views: 1,698
    26th June 2004, 14:03 Go to last post
  6. Closed: Using high frequency probes for spectrum analyzer

    Started by marco110, 7th June 2004 15:14
    • Replies: 6
    • Views: 2,156
    26th June 2004, 13:59 Go to last post
  7. Closed: Calibration structure design for on-chip RF characterization

    Started by nathan, 23rd June 2004 23:08
    • Replies: 9
    • Views: 1,838
    26th June 2004, 02:52 Go to last post
  8. Closed: Broadband Antenna 1.9 to 2.2 GHz

    Started by bguk80, 25th June 2004 13:33
    • Replies: 1
    • Views: 1,229
    25th June 2004, 15:07 Go to last post
  9. Closed: Books about circular polarized microstrip antenna

    Started by coniglioe, 16th June 2004 07:38
    • Replies: 3
    • Views: 1,872
    25th June 2004, 14:54 Go to last post
  10. Closed: RF Predistortion of Power Amplifiers

    Started by myicejade, 25th June 2004 14:54
    • Replies: 0
    • Views: 938
    25th June 2004, 14:54 Go to last post
  11. Closed: how to simulate the resonator frequency of the resonator

    Started by zkmicrowave, 25th June 2004 06:10
    • Replies: 1
    • Views: 1,296
    25th June 2004, 13:19 Go to last post
  12. Closed: PIN diode temperature variations

    Started by mogwai, 25th June 2004 12:24
    • Replies: 1
    • Views: 1,035
    25th June 2004, 12:47 Go to last post
  13. Closed: Testing of Helical Antenna

    Started by ping-pong, 18th June 2004 08:13
    • Replies: 8
    • Views: 1,606
    25th June 2004, 09:14 Go to last post
  14. Closed: Antenna radiation pattern

    Started by jabidof, 9th June 2004 11:07
    • Replies: 5
    • Views: 2,268
    24th June 2004, 23:47 Go to last post
  15. Closed: Introduction_to_Receivers

    Started by myicejade, 23rd June 2004 06:19
    • Replies: 2
    • Views: 792
    24th June 2004, 14:38 Go to last post
  16. Closed: How to design a converter that will convert RF to TLL ?

    Started by vco96, 23rd June 2004 19:32
    • Replies: 2
    • Views: 1,450
    24th June 2004, 14:30 Go to last post
  17. Closed: micrstrip antenna reseach direction?

    Started by jyfx, 20th June 2004 12:42
    • Replies: 2
    • Views: 883
    24th June 2004, 13:02 Go to last post
  18. Closed: Wideband Gain Block Amplifier DesignTechniques

    Started by microwaveboy, 23rd June 2004 16:00
    • Replies: 0
    • Views: 870
    23rd June 2004, 16:00 Go to last post
  19. Closed: the coupling coefficients for cross-coupling filters

    Started by burton, 23rd June 2004 04:38
    • Replies: 1
    • Views: 1,779
    23rd June 2004, 15:42 Go to last post
  20. Closed: Looking for info about the inductor of the FM transmitter

    Started by maung taung, 23rd June 2004 10:07
    • Replies: 1
    • Views: 778
    23rd June 2004, 13:38 Go to last post
  21. Closed: Help me select proper FET for oscillator design

    Started by ahmer saeed, 23rd June 2004 06:49
    • Replies: 2
    • Views: 983
    23rd June 2004, 13:37 Go to last post
  22. Closed: Book: PLL Performance, Simulation and Design

    Started by myicejade, 23rd June 2004 06:14
    • Replies: 1
    • Views: 1,297
    23rd June 2004, 10:40 Go to last post
  23. Closed: help~~ REQ:DMB/DAB chipset spec or datasheet

    Started by dhlee, 23rd June 2004 09:56
    • Replies: 0
    • Views: 1,113
    23rd June 2004, 09:56 Go to last post
  24. Closed: How can I measure some parameter of antenna?

    Started by coniglioe, 21st June 2004 08:24
    • Replies: 4
    • Views: 1,163
    23rd June 2004, 07:07 Go to last post
  25. Closed: Any better alternative for AD633?

    Started by zanov, 20th June 2004 16:01
    • Replies: 6
    • Views: 2,546
    23rd June 2004, 06:35 Go to last post
  26. Closed: how to extract the coupling coefficients by simulation

    Started by burton, 22nd June 2004 09:11
    • Replies: 2
    • Views: 1,705
    22nd June 2004, 18:35 Go to last post
  27. Closed: [help] how to convert balanced circuit to unbalanced?

    Started by Danielye, 16th March 2004 11:40
    • Replies: 8
    • Views: 1,965
    22nd June 2004, 13:44 Go to last post
  28. Closed: how to design antenna matching circuit?

    Started by xdlou, 21st June 2004 08:59
    • Replies: 5
    • Views: 2,910
    22nd June 2004, 13:21 Go to last post
  29. Closed: Calculator for impedence matching computer

    Started by myicejade, 22nd June 2004 07:13
    • Replies: 1
    • Views: 1,127
    22nd June 2004, 12:36 Go to last post
  30. Closed: Info about PCB low power antennas

    Started by Bukitoo, 29th October 2003 15:11
    • Replies: 12
    • Views: 6,867
    22nd June 2004, 10:03 Go to last post