Crown Audio STUDIO AMPLIFIER Studio Reference, Thermal Dissipation at Various Duty Cycles, Page

Studio Reference I & II Professional Studio Amplifiers

Studio Reference II

L O A D

	8 Ohm Stereo / 16 Ohm Bridge-Mono / 4 Ohm Parallel-Mono					4 Ohm Stereo / 8 Ohm Bridge-Mono / 2 Ohm Parallel-Mono
	AC Mains	Current Draw (Amps)		Thermal Dissipation		AC Mains	Current Draw (Amps)		Thermal Dissipation
Duty	Power					Power
Cycle	Draw	100-120 V	220-240 V	btu/hr	kcal/hr	Draw	100-120 V	220-240 V	btu/hr	kcal/hr
	(Watts)					(Watts)
50%	645	7.8	3.5	970	245	975	11.7	5.3	1,360	345
40%	535	6.4	2.9	840	215	795	9.6	4.4	1,150	290
30%	425	5.1	2.3	705	180	620	7.5	3.4	940	240
20%	315	3.8	1.7	575	145	445	5.3	2.4	730	185
10%	205	2.4	1.1	440	115	270	3.2	1.5	520	135

Fig. 7.2 Studio Reference II Power Draw, Current Draw and

Thermal Dissipation at Various Duty Cycles

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