LA1‑UMx0E‑1 Metal Column Loudspeakers

Technical Specifications
Electrical	Description	LA1-UM20E-1		LA1-UM40E-1
	Maximum power	30 W		60 W
	Rated power (PHC)	20 W		40 W
	Power tapping	20 / 10 / 5 / 2.5 W		40 / 20 / 10 / 5 W
	Sound pressure level at rated power / 1 W (1 kHz, 1 m)	105 / 92 dB (SPL)		111 / 95 dB (SPL)
	Sound pressure level at rated power / 1 W (1 kHz,4 m)	89 / 76 dB (SPL)		94 / 78 dB (SPL)
	Effective frequency range (-10 dB)	240 Hz to 16 kHz		250 Hz to 16 kHz
	Horizontal opening angle at 1 kHz / 4 kHz (-6 dB)	210°/ 94°		240°/ 92°
	Vertical opening angle at 1 kHz / 4 kHz (-6 dB)	80°/ 22°		40°/ 12°
	Rated input voltage LA1‑UM20E‑1	-	12.65 V	70 V	100 V
	Rated impedance LA1‑UM20E-1	20 W	8 Ohm	250 Ohm	500 Ohm
		10 W	N/A	500 Ohm	1000 Ohm
		5 W	N/A	1000 Ohm	2000 Ohm
		2.5 W	N/A	2000 Ohm	4000 Ohm
	Rated input voltage LA1‑UM40E‑1		17.89 V	70 V	100 V
	Rated impedance LA1‑UM40E‑1	40 W	8 Ohm	125 Ohm	250 Ohm
		250 Ohm	N/A	250 Ohm	500 Ohm
		10 W	N/A	500 Ohm	1000 Ohm
		5 W	N/A	1000 Ohm	2000 Ohm
Mechanical	Dimensions (L x W x D)	LA1-UM20E-1		LA1-UM40E-1
		478 x 84 x 96 m m (18.8 x3.3 x 3.8 in)		778 x 84 x 96 m m (30.6 x3.3 x 3.8in)
	Weight	2.9 kg (6.4 lb)		4.4 kg (9.7 lb)
	Color	White (RAL 9010)		White (RAL 9010)
	Material • enclosure • front grille • top and bottom	Aluminium Aluminium ABS		AluminiumAluminiumABS
	Connection	1 m (39.37 in) 3-wire cable		1 m (39.37 in) 3-wire cable
	Connector (phase, common, earth)	3‑pole screw block		3‑pole screw block
Environmental	Operating temperature	-25 ºC to +55ºC (-13 ºF to +131 ºF)
	Storage temperature	-40 ºC to +70 ºC (-40 ºF to +158 ºF)
	Relative humidity	<95%

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