- 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 Field
Antenna Gain at the desired frequency
dBi
Test Distance
m
Amplifier Power
watts
System Losses (cable, connector, …)
dB
V/m
=\(
\frac{\sqrt{30\cdot Watts\cdot
10^[{\frac{Gain_{dBi}-Loss_{dB}}{10}}]}}{Meters}
\) CW Signal
%
=AM
Modulation Depth (per IEC 61000-4-3)
V/m
=
CWV/m / (1+AM%*0.01)
Find Required Power
Antenna Gain at the desired frequency
dBi
Test Distance
m
Desired Field level
V/m
System Losses (cable, connector, …)
dB
Watts
=\(
\frac{(V/m\cdot meters)^{2}}{30\cdot
10^{[\frac{Gain_{dBi}-Loss_{dB}}{10}]}} \)
CW Signal
%
=AM
Modulation Depth (per IEC 61000-4-3)
Watts
=
CWwatts *
(1+AM%*0.01)2
Find Antenna Gain Needed
Amplifier power
Watts
Test Distance
m
Desired Field level
V/m
System Losses (cable, connector, …)
dB
GaindBi
=\(
[10\cdot LOG{\frac{(V/m\cdot
meters)^{2}}{30\cdot Watts}}]+ Loss_{dB} \)
CW Signal
%
=AM
Modulation Depth (per IEC 61000-4-3)
GaindBi
=
CWGain+
20*LOG(1+AM%*0.01)
Suggested Products
EMSCOPE-RX4, 9kHz - 110MHz, 4 channel Receiver for 3 phase
EMSCOPE, 9kHz - 110MHz, 2 channel Receiver/LISN
