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Long Range 500+KBaud digital 900MHz Transceiver
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Engineering & Manufacturing > Electrical

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The client has made the following changes to the job.


Job canceled.

Jul 31, 2012

Job Description

  |  Change History >>


  • Posted: Sat, Jul 28, 2012
  • Time Left: Closed
  • Location: Anywhere
  • Client prefers freelancers from:

    You are still able to submit a proposal for this job.

    The client prefers freelancers from
    a different location.

    You're still able to submit a proposal for this job, regardless of your location.
  • Start: Immediately
  • Hourly Rate: Not Sure
  • Hrs/wk: Not Sure | Duration: 3-4 weeks
  • Work View™ Payment Protection
  • U.S. freelancers must have W9
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The goal is a long range (several km ground level) digital high baud rate transceiver for North American market. No license required.

Proposed design is:
915 MHz frequency hopping
Depending on the baud rate Part 15.247(a)(1) may apply.
If not Part 15.247(a)(2) Wideband Digital Modulation.
Silabs EZRadioPro transceiver
  [obscured]  /products/wireless/EZRadioPRO/Pages/Si446x.aspx
Antenna design is critical.
Cost is always important.

Alternate system architecture will be considered.

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