- Convert from dBμV
- Convert from dBmV
- Convert from dBV
- Convert from dBμA
- Convert from dBmA
- Convert from dBA
- Convert from dBpW
- Convert from dBm
- Convert from dBW
- Convert from μV
- Convert from mV
- Convert from V
- Convert from μA
- Convert from mA
- Convert from A
- Convert from pW
- Convert from mW
- Convert from W
- Convert from rms, avg, peak
- Antenna Equations
- Antenna Field/Power
- Convert E/H Field Strengths
- TEM/GTEM Field/Power
- Convert from in,ft,mm,cm,m
- Covert from Hz,kHz,MHz,GHz
Find Required Power for TEM Cell
Desired Field level
V/m
Height of TEM Cell
m
Z Impedance
Ω
System Losses (cable, connector, …)
dB
Watts
=\(
\frac{(V/m\cdot
Height\cdot 0.5)^{2}}{Z_{(50Ω)}}\cdot
10^{\frac{Loss_{dB}}{10}} \) CW Signal
%
=AM
Modulation Depth (per
IEC 61000-4-3)
Watts
=
CWWatts *
(1+AM%*0.01)2
Find Required Power for GTEM Cell
Desired Field level
V/m
Septum Height of GTEM Cell
m
Z Impedance
Ω
System Losses (cable, connector, …)
dB
Watts
=\(
\frac{(V/m\cdot
SeptumHeight)^{2}}{Z_{(50Ω)}}\cdot 2\cdot
10^{\frac{Loss_{dB}}{10}} \) CW Signal
%
=AM
Modulation Depth (per
IEC 61000-4-3)
Watts
=
CWWatts *
(1+AM%*0.01)2
Suggested Products
EMSCOPE, 9kHz - 110MHz, 2 channel Receiver/LISN
