Atlas Sound SIREN HPG-370GA User's Manual
Contents
1. 0dB 116dB 1 kHz Octave 186 x 137 Driver and 2 9 kg Nominal Band x 178mm Bell HPF High Pass Filtered Peak dBA Measured at 1600 Hz rated power 3 meters on axis Ref 0002 dynes cm Measured at 1 watt 1 meter Ref 0002 dynes cm 2000 Hz octave band 6dB points a gt eee 53 ma be 7 2 hee i 250 K 375 187 X 687 TWO PLACES TWO PLACES 7 O G 250 X 562 24 FOUR PLACES wel 25 me 1 969 _ 4 aig J L 4 750 130 125 f 120 A MAGNITUDE dB 100 1 1 1 1 1 1 o o 3 o D 500 1000 10000 20000 80 Horiz Dispersion 6dB Major Div 1 kHz Octave Band Frequency vs Amplitude ARCHITECT amp ENGINEER SPECIFICATIONS Siren loudspeaker shall be Atlas Sound Model HPG 370GA Assembly when measured at 1600 Hz rated power at 3 meters ref 0002 shall be of the reflex type and include an 11 ohm compression driver dynes cm Unit shall be furnished with a steel mounting bracket and Power rating shall be 100 watts RMS with nominal frequency have a field replaceable driver head assembly Termination shall be response range of 450 3800 Hz 10dB Dispersion angle shall be complete via 20 508 mm 18 gauge color coded leads 80 x 105 in the 1 kHz octave band Sound level shall be 116dB Specifications subject to change without notice 1601 JACK MCKAY BLVD ENNIS TEXAS 72. 5119 U S A TELEPHONE 800 876 3333 FAX 800 765 3435 2001 Atlas Sound LP Printed in U S A 000501 SL7 1471
3. SIREN LOUDSPEAKER HPG 370GA FEATURES e Offers 100 Watt Power Handling with High Intelligibility and Sound Penetration e Rugged Compact Weatherproof Construction e Specifically Designed for Electronic Siren and Voice Communication Signaling on Emergency Vehicles APPLICATIONS Utilize heavy duty siren loudspeaker Model HPG 370GA for high pow ered transmission of electronic siren and voice communications in vehicular applications Because of the unit s ruggedness and compact size it is suitable for installation within standard sized lightbars z engine compartments or for mounting in front of the radiator or on the bumper of any ambulance fire law enforcement utility or other public service vehicle GENERAL DESCRIPTION Atlas Sound siren loudspeaker Model HPG 370GA is a reflex type loudspeaker with a rectangular molded bell It is rated at 100 watts RMS in electronic siren use HPG 370GA Model HPG 370GA provides optimum sound level output of 120dB measured at 1600 Hz rated power 3 meters on axis and features a directed dispersion range of 120H x 140V 1 kHz octave band to assure high intensity acoustic penetration for electronic siren signals Unit contains the patented Atlas Sound SD 370A compression driver U S Patent 7 760 501 complete with a non fatiguing self aligning sound chamber assembly These drivers have earned acceptance as the quality and performance standard for 100 watt elec
4. tronic signal systems in police fire ambulance and utility vehicles throughout the world Z m gt L ry A patented heavy duty one piece steel mounting bracket U S patent 394 660 permits full axis orientation of the loudspeaker for preferred sound projection directivity The projector assembly is manufactured of plastic and finished in black The driver is finished in black baked epoxy for optimum durability and corrosion protection Units are shipped complete with all components and installation data for field installation Replacement head assembly Model K 370A or driver assembly Model SD 370A are available for field replacement Product series is suitable for use with matched amplifier and control equipment in systems requiring AMECA Automotive Manufacturer Equipment Compliance Agency Inc formally the AAMVA certification to General Services Administration specifications KKK A 1822C Specifications subject to change without notice 1601 JACK MCKAY BLVD ENNIS TEXAS 75119 U S A TELEPHONE 800 876 3333 FAX 800 765 3435 2001 Atlas Sound LP Printed in U S A 000501 SL7 1471 SPECIFICATIONS POWER FREQUENCY SOUND DISPERSION DIMENSIONS SHIPPING MODEL RATING IMPEDANCE RESPONSE LEVEL adit WxHxD FINISH WEIGHT HPG 370GA The 100 Watts 11 Ohms 450 3800 Hz 110dB 80 x 105 x 5 x 7 Black 6 5 lbs RMS Nominal 1
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