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Design for a Current Transformer RF
Sampler
D. Michaels N1RF Jan 10, 2017
Transmitter Monitoring
8
Io
Io = sqrt(Tx power / 50)
Is = Io/N
I1 = Is * (Rser + Rsa)/sum(Rj)
I2 = Is*Rsh/sum(Rj)
Io
Is
I1
I2
Simplification: To
maintain impedance
balance and reduce
required N for a given dB
Rsh + Rser = 50
Rload = Rsa = 50
Rsh = 100 * N * sqrt (Psa/Po)
N = Rsh * sqrt (Po/Psa)/100
dB = 10 * log (Psa/Po)
Summary of Contents for IC-7300
Page 1: ...GETTING THE MOST FROM YOUR HF TRANSCEIVER FRED KEMMERER AB1OC JANUARY 10TH 2017...
Page 17: ...TRANSMITTER TIPS AND TRICKS 17...
Page 24: ...COMMON OPERATING SCENARIOS 24...
Page 29: ...Getting To Know You 29 Reading The Manual Reading The Fine Manual For Your Rig...
Page 38: ...D Michaels N1RF Jan 10 2017 Transmitter Monitoring 9 Design for Current Transformer RF Sampler...