valutazioni - 3, GPA: 3.7
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To provide the specified protection in hazardous locations, please note that no compound of any type is to be applied on machined flange. INSTALLATION OF MATCHING TRANSFORMER Atlas Sound Model T-18, 60 Watt line matching transformer is listed by UL and C.S.A. for installation within the explosion-proof driver enclosure. Primary Winding: 2000/1000/500/250/125/85/ (45 Ohms) Secondary Winding: 4, 8 & 16 Ohms Insertion loss: Less than 12dB at 1 kHz Termination: Solder Lugs Shipping Weight: 1.5 Lbs. Within the explosion-proof housing, on the back side of the magnetic assembly of the drive unit, two holes are pre-drilled for fastening the T-18 line matching transformer with 8-32 screws. When used with the Atlas Sound HLE-Series speakers, the 16 Ohm secondary winding of the transformer should be connected to the voice coil leads of the driver. The following illustrates impedance taps and power selection for connection of the primary winding of the transformer to the output of the communications system amplifier. IMPEDANCE TAP, OHMS 70 V. LINE, WATTS 25 V. LINE WATTS 45 - 15.0 85 60.0 7.5 125 40.0 5.0 250 20.0 2.5 500 10.0 - 1000 5.0 - 2000 2.5 - NOTE: C.S.A. reference guide: 386-0-0.8 Class: 2268 Specifications are subject to change without notice 1601 JACK MCKAY BOULEVARD ENNIS, TEXAS U.S.A. ©2001 ATLAS SOUND LP Printed in U.S.A. 00801 TELEPHONE: (800) 876-3332 • ATS000707 RevB 8/01 FAX: (800) 765-3435 PN 316972...
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