Phase Technology IW500B Horizontal Beamwidth, Vertical Beamwidth, Directivity Index DI, IW500b

IW500b	In-Wall Speaker
	Technical Information for System Engineers

Horizontal Beamwidth

	180
	150
	120
Degrees	90
	60
	30	-3dB
		-6dB
	0	-9dB
	20	50	100	200	500	1000	2000	5000	10000	20000
					Hertz

Vertical Beamwidth

	180
	150
	120
Degrees	90
	60
	30	-3dB
		-6dB
		-9dB
	0
	20	50	100	200	500	1000	2000	5000	10000	20000
					Hertz

Directivity Index (DI)

	20
	15
	10
dB	5
	0
	-5
	-10
	20	50	100	200	500	1000	2000	5000	10000	20000
					Hertz