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Threads 31441 to 31470 of 32134

Forum: RF, Microwave, Antennas and Optics

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

  1. Closed: NeedReference design for xmitter/reveiver with SAW resonator

    Started by trader, 1st July 2003 17:29
    • Replies: 0
    • Views: 1,657
    1st July 2003, 17:29 Go to last post
  2. Closed: How to measure the power efficiency of RF power amplifier

    Started by pengboy, 28th June 2003 23:44
    • Replies: 6
    • Views: 4,743
    1st July 2003, 11:31 Go to last post
  3. Closed: planar structures in ads

    Started by harlan1, 1st July 2003 08:13
    • Replies: 0
    • Views: 1,231
    1st July 2003, 08:13 Go to last post
  4. Closed: How to define specification for a new RF IC?

    Started by brmadhukar, 1st July 2003 05:04
    • Replies: 1
    • Views: 1,221
    1st July 2003, 05:16 Go to last post
  5. Closed: Q factor for Inductor: Varactor Q questions

    Started by RC13, 28th June 2003 14:24
    • Replies: 2
    • Views: 1,884
    30th June 2003, 18:40 Go to last post
  6. Closed: 30dB 900Mhz (ISM/SRDband systems) Power Amplifier

    Started by luc2002, 30th June 2003 15:01
    • Replies: 0
    • Views: 1,406
    30th June 2003, 15:01 Go to last post
  7. Closed: Who can help me ? I want to know the spec of GSM900/1800/190

    Started by brian39, 30th June 2003 09:52
    • Replies: 0
    • Views: 1,216
    30th June 2003, 09:52 Go to last post
  8. Closed: Question: How to measure matching?

    Started by brian39, 30th June 2003 08:27
    • Replies: 2
    • Views: 1,324
    30th June 2003, 09:25 Go to last post
  9. Closed: Microstrip Slot Antenna Array

    Started by mr_ghz, 30th June 2003 09:19
    • Replies: 0
    • Views: 1,645
    30th June 2003, 09:19 Go to last post
  10. Closed: How to solder this chip? (attachment)

    Started by goxy, 30th June 2003 01:48
    • Replies: 4
    • Views: 1,683
    30th June 2003, 04:45 Go to last post
  11. Closed: What is the best VCO? Minicircuit or Synergy microwave?

    Started by IICCEE, 18th June 2003 17:13
    • Replies: 2
    • Views: 1,966
    28th June 2003, 20:33 Go to last post
  12. Closed: circuit optimization - help or info needed

    Started by div, 5th June 2003 16:40
    • Replies: 5
    • Views: 1,536
    28th June 2003, 14:15 Go to last post
  13. Closed: commercial PLL module for 802.11a running at 5GHz range?

    Started by dd2001, 11th June 2003 02:16
    • Replies: 2
    • Views: 1,543
    28th June 2003, 11:38 Go to last post
  14. Closed: How to design perferct VCO?

    Started by dd2001, 24th June 2003 06:29
    • Replies: 1
    • Views: 1,551
    28th June 2003, 11:07 Go to last post
  15. Closed: PA not work when ANT switch connected?

    Started by cybq, 25th June 2003 10:58
    • Replies: 6
    • Views: 1,664
    27th June 2003, 20:06 Go to last post
  16. Closed: detail design information on RFID cards needed

    Started by Sinuous, 26th June 2003 03:26
    • Replies: 9
    • Views: 2,055
    27th June 2003, 18:41 Go to last post
  17. Closed: Q factor of 2-port inductor?

    Started by junction_crosstalk, 11th June 2003 09:35
    • Replies: 4
    • Views: 4,683
    27th June 2003, 18:01 Go to last post
  18. Closed: What is C@dence IC software. ??

    Started by boy, 27th June 2003 00:47
    • Replies: 5
    • Views: 1,393
    27th June 2003, 16:52 Go to last post
  19. Closed: How can i test the LNA to suit to my calculated figure?

    Started by brian39, 16th June 2003 09:37
    • Replies: 6
    • Views: 1,771
    27th June 2003, 16:46 Go to last post
  20. Closed: How to add a ADS model (from web) into my schematic?

    Started by jupitorcuu, 15th June 2003 09:09
    • Replies: 8
    • Views: 2,852
    27th June 2003, 06:53 Go to last post
  21. Closed: how to import DXF file for protel proper

    Started by IICCEE, 19th June 2003 10:00
    • Replies: 2
    • Views: 1,781
    27th June 2003, 01:45 Go to last post
  22. Closed: Microwave power amplifier

    Started by mkassem, 16th June 2003 15:30
    • Replies: 5
    • Views: 1,945
    27th June 2003, 01:37 Go to last post
  23. Closed: How can I set In @ds to analysis PA?

    Started by liuzhili, 27th April 2003 02:42
    • Replies: 6
    • Views: 1,318
    26th June 2003, 23:23 Go to last post
  24. Closed: microwave oscillator - looking for ideas

    Started by zeshan102, 26th June 2003 17:15
    • Replies: 1
    • Views: 1,764
    26th June 2003, 21:11 Go to last post
  25. Closed: who can help me about design of a high frequency board?

    Started by dariush, 19th June 2003 08:19
    • Replies: 6
    • Views: 1,548
    26th June 2003, 21:00 Go to last post
  26. Closed: Question about microstrip line width and impedance match.

    Started by Olxx, 25th June 2003 02:25
    • Replies: 5
    • Views: 2,284
    26th June 2003, 03:40 Go to last post
  27. Closed: Quadrature demodulator:I not locked at Q

    Started by FOX, 20th June 2003 22:09
    • Replies: 5
    • Views: 2,184
    26th June 2003, 01:57 Go to last post
  28. Closed: What is the meaning of frequency roll-off

    Started by brian39, 26th June 2003 01:16
    • Replies: 2
    • Views: 9,446
    26th June 2003, 01:47 Go to last post
  29. Closed: HSIM 3 file deleted? where can i find it?

    Started by dd2001, 25th June 2003 06:39
    • Replies: 3
    • Views: 1,598
    25th June 2003, 09:53 Go to last post
  30. Closed: how to measure the mismatch between I and Q in receiver

    Started by byron, 20th June 2003 02:34
    • Replies: 10
    • Views: 2,230
    25th June 2003, 03:18 Go to last post