IM Cal C-Im Table r1a Dec2007
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Formulas Used; C/Im (dBc) = 2(IP3 - Pc) - 10 Log ((3n^2-10n+8)/8) - 20 Log N - 6dB, for n even C/Im (dBc) = 2(IP3 - Pc) - 10 Log ((3n^2-10n+3)/8) - 20 Log N - 6dB, for n odd "n" = Number of Carriers "N" = Number of Amps = 1 CARRIER LEVEL AND C/Im TABLE Master Data; Set Output Carrier Power 33.0 dBm 1.995 watts Set Amplifier 1dB Compression Point (watts) 63.0 Watts Amplifier 1dB Compression Point (dBm) 48.0 dBm Output Third Order Intercept Point 57.0 dBm Set Minimum Tolerable C/Im 40 dB 2(IP3 - Pc) (3n^2-10n+8)/8 (3n^2-10n+3)/8 C/Im (dB) IM3 (dBm) Backoff (dB) n Even n Odd 2 48.0 -15.0 12.0 48.0 0.25 -6.0 6.0 3 42.0 -9.0 10.2 48.0 1 0.0 6.0 4 39.0 -6.0 9.0 48.0 2 3.0 6.0 5 36.5 -3.5 8.0 48.0 3.5 5.4 6.0 6 33.5 -0.5 7.2 48.0 7 8.5 6.0 7 32.0 1.0 6.5 48.0 10 10.0 6.0 8 30.2 2.8 6.0 48.0 15 11.8 6.0 9 29.1 3.9 5.5 48.0 19.5 12.9 6.0 10 27.8 5.2 5.0 48.0 26 14.1 6.0 11 26.9 6.1 4.6 48.0 32 15.1 6.0 12 26.0 7.0 4.2 48.0 40 16.0 6.0 Allowance for n=>3 Number of Carriers (n) Product 2f1-f2 Equiv dBs Product Type f1+f2-f3
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Transcript of IM Cal C-Im Table r1a Dec2007
Sheet1Formulas Used;C/Im (dBc) = 2(IP3 - Pc) - 10 Log ((3n^2-10n+8)/8) - 20 Log N - 6dB, for n evenC/Im (dBc) = 2(IP3 - Pc) - 10 Log ((3n^2-10n+3)/8) - 20 Log N - 6dB, for n odd"n" = Number of Carriers"N" = Number of Amps = 1CARRIER LEVEL AND C/Im TABLEMaster Data;Set Output Carrier Power33.0dBm1.995wattsSet Amplifier 1dB Compression Point (watts)63.0WattsAmplifier 1dB Compression Point (dBm)48.0dBmOutput Third Order Intercept Point57.0dBmSet Minimum Multicarrier Backoff6dBSet Minimum Tolerable C/Im40dB2(IP3 - Pc)(3n^2-10n+8)/8(3n^2-10n+3)/8Allowance for n=>3Number of Carriers (n)C/Im (dB)IM3 (dBm)Backoff (dB)Product 2f1-f2n Evenn OddEquiv dBsProduct Type f1+f2-f3248.0-15.012.048.00.25-6.06.0342.0-9.010.248.010.06.0439.0-6.09.048.023.06.0536.5-3.58.048.03.55.46.0633.5-0.57.248.078.56.0732.01.06.548.01010.06.0830.22.86.048.01511.86.0929.13.95.548.019.512.96.01027.85.25.048.02614.16.01126.96.14.648.03215.16.01226.07.04.248.04016.06.0
