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Recent content by elf61

  1. elf61

    I want to know about the history of SAR

    Radar [hlp] hi I want to know about history of SAR. Can anyone help me?
  2. elf61

    filter bank manufacturers [hlp]

    hi i want filter bank in vhf/uhf band. how can i access it? which manufacturers?
  3. elf61

    Should I solder Exposed Pad to the ground plane?

    Re: Exposed Pad [hlp] khouly: how can i understand that the pad is in RF or digital circuit? pls hlp. see the pg.31 of attached datasht.
  4. elf61

    Should I solder Exposed Pad to the ground plane?

    Re: Exposed Pad [hlp] another question most EPAD be soldered to analog ground or digital ground?
  5. elf61

    Should I solder Exposed Pad to the ground plane?

    the grounds for grounding topics kouly: but in ad9858 datasheet: pls explain.
  6. elf61

    Should I solder Exposed Pad to the ground plane?

    hi some of ICs like AD9858 (DDS) from Analog Device have an EPAD (Exposed Pad) on bottom of them. Should this pad soldered to ground plane or a connection without soldering is sufficient?
  7. elf61

    Problem with circuit with AD9858

    hi i have designed a circuit with AD9858, but it doesn't work. any help?
  8. elf61

    Dynamic Range Calculations [hlp]

    hi- pls provide me ebooks/papers/articles about dynamic range calculations for an rf receiver.
  9. elf61

    Help me design a 21.4MHz bandpass filter with passband of 22MHz

    Re: filter [hlp] center freq. = 21.4MHz 3dB BW = 22MHz
  10. elf61

    Help me design a 21.4MHz bandpass filter with passband of 22MHz

    hi i want to design a 21.4MHz bandpass filter with passband of 22MHz. any advice?
  11. elf61

    What is the frequency range using FR4 LAMINATE in circuits?

    hi frends What is the frequency range of using FR4 LAMINATE in circuits?
  12. elf61

    Low Impedance Ground [hlp]

    hi - what is the LOW IMPEDANCE GROUND?
  13. elf61

    Iridium Solder wire [hlp]

    hi, i want to know about producers of iridium solder wire. pls hlp.
  14. elf61

    Tunable filter module in the VHF band

    hi i want to use a tunable filter in the vhf band. i prefer to use implemented modules. is there any modules?
  15. elf61

    How to design a DDS with AD9858?

    dds elektor hi friends a question assume that we want to use AD9858, but don't want to use its mixer. what must we do about the mixer pins? must they be remained not connected?
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