High-Precision Metrology Standards
Precision RF Unit & Field Strength Converter
Deterministic conversions between RF power, RMS/peak voltage, free-space electromagnetic field strength, effective aperture, and reflection figures.
SYSTEM Z₀
Ω
FREQUENCY
GHz
ANTENNA GAIN
dBi
01 • RF Power30 dBm
Watts (W):1.000 W
Milliwatts (mW):1,000 mW
dBW:0.00 dBW
P_W = 10^((dBm - 30) / 10)
02 • Voltage across 50 Ω7.07 V_RMS
RMS Voltage (V_RMS):7.071 V
Peak Voltage (V_pk):10.000 V
Peak-to-Peak (V_pp):20.000 V_pp
dBµV (into 50 Ω):137.0 dBµV
dBmV:77.0 dBmV
V_RMS = sqrt(P × Z₀) • V_pk = V_RMS × √2
03 • Field & Aperture (at 1m)10.92 V/m
Electric Field (E):10.92 V/m
Field in dB(µV/m):140.8 dBµV/m
Power Flux Density (S):0.317 W/m²
Effective Area (A_e):49.4 cm²
Wavelength (λ):12.49 cm
S = EIRP / (4πd²) • E = sqrt(S × 377 Ω)
VSWR • Reflection Coefficient (|Γ|) • Return Loss Matrix
Instantaneous translation across all microwave impedance mismatch metrics.
VSWR:
VSWR1.25:1
REFL. COEFF |Γ|0.111
RETURN LOSS19.08 dB
MISMATCH LOSS0.05 dB
REFLECTED PWR1.23 %
DELIVERED PWR98.77 %