IAN LANG ELECTRONICS

RMS = PEAK (0.707) PEAK =RMS (1.414)

OHM V=IR I=V/R R=V/I W=AV A=W/V V=W/A

Pi Squared........

POWER FACTOR pf =TRUE POWER/APPARENT POWER pf = COSINE OF PHASE ANGLE

Reactance Xc = 1 / (2 (fC)) f in hertz and C in farads X = 2 fL f in hertz and L in Henries measured in Ohms

L

Impedance Zt = R + (X - Xc)

2

2

L

The inverse square law calculates theoretically how much intensity of power in a radio wave will be present at a given distance from a source.

The equation is: Intensity = P / 4 pi r

2