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Recent content by Bram Jester

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    (Eb/N0) Overall calculation

    Thank mate. I think that formula is actually: C/N = Eb/No - 10LOG (B/fb) I figured out what I did wrong to get my negative answer. I made a mistake early on in my Link Budget analysis that gave me an incorrect C/No. The correct C/No was 106.1dB which in turn gave be an Eb/No of 27.35dB (and...
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    (Eb/N0) Overall calculation

    Hey thanks for your help. I do have another question. Still trying to get my head around Eb/N0. Calculating Eb/N0 with a C/NO of 73.68dB, a bandwidth (fb) of 75Mbit/s. Is giving me -5.08dB Is the formula Eb/N0= C/N0-10 LOG fb Is this right? What am I missing?
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    (Eb/N0) Overall calculation

    Hi Guys, Just wondering if someone could help me out: I have the following: Eb/N0 uplink = 18.4dB Eb/N0 downlink = 11.8dB The formula that I am using is: (Eb/N0 uplink x Eb/N0 downlink) / (Eb/N0 uplink + Eb/N0 downlink) I get 7.19dB The answer is 10.9dB I think my problem is that I have to...
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    Calculating Gain of a Satellite Antenna

    Thanks G = 4pi*Ae / λ2 G = 4pi * 24 / 0.02498 G = 56.84 dB Cheers. - - - Updated - - - Thanks G = 4pi*Ae / λ2 G = 4pi * 24 / 0.02498 G = 56.84 dB Cheers.
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    Calculating Gain of a Satellite Antenna

    I was just given this question and i cannot work it out: Calculate the gain if Effective Aperture is 24m^2 and Frequency is 12GHz. Can someone shed some light on this for me please?

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