Calculators

Phased Array Beam Steering Angle to Delay Cable Length
For steering angle			For elevation angle
ϕ from zenith			θ above horizon
Baseline		Feet	Baseline		Feet
Steer ϕ		Degrees	EL θ		Degrees
VoP		%	VoP		%
½Δ =	4' 5-1/2"		½Δ =	4' 5-1/2"
Δ =	8' 11-1/8"		Δ =	8' 11-1/8"
2Δ =	17' 10-1/4"		2Δ =	17' 10-1/4"

Typical values for velocity of propagation (VoP)
85%	LMR-400		66%	RG-58 (Belden 8259, 8240)
84%	LMR-240		66%	RG-59 (Belden 8241)