Atlas Sound HPH-370GB User's Manual
Contents
1. SIREN LOUDSPEAKERS FOR CONCEALED INSTALLATION HPH 370GB FEATURES e 100 Watt Power Handling with High Intelligibility and Sound Penetration e Rugged All Metal Weather resistant Construction e Specifically Designed for Concealed Installation in Electronic Siren and Signalling Applications APPLICATIONS Utilize the HPH 370GB re entrant directional loudspeaker for concealed installation in electron ic signal alarm public address and other high intelligibility mobile emergency communication and signaling applications Because of its compact size the unit can be mounted under the hood in front of or behind the radiator or near a fender well of most fully equipped vehicles The HPH 370B conservatively rated at 100 watts RMS in electronic siren use is recommend ed for high powered systems in public safety civil authority military or emergency medical applications GENERAL DESCRIPTION Atlas Sound HPH 370GB siren loudspeaker is a double re entrant type directional model with a 100 watt power rating The assembly is compact in size and styled specifically for concealed installation in limited space applications Units can be mounted to any ambulance fire law enforcement utility or other public service vehicle A unique heavy duty steel mounting brack et permits full axis orientation of the loudspeaker for preferred sound projection directivity The projector assembly is manufactured of welded heavy gauge steel and finishe2. d in black baked epoxy for optimum durability and corrosion protection HPH 370B contains the patented Atlas Sound SD370A compression driver U S Patent 7 760 501 complete with a non fatiguing self aligning sound chamber assembly Units are shipped complete with all components and installation data for field assembly Replacement head assembly Model K 370A for replacement driver assembly SD 370A is available for field replacement HPH 370B 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 ENGINEER amp PURCHASING SPECIFICATIONS Siren loudspeaker shall be an Atlas Sound Model HPH 370GB Assembly shall include a double re entrant loudspeaker and 11 ohm compression driver Power rating shall be 100 watts RMS at full range with nominal frequency response range of 450 4000 Hz Sound level shall be 118dB when measured at full rated power at 3 meters ref 0002 dynes cm Unit shall be fur nished with a steel mounting bracket and have a field replaceable driver head assembly DIMENSIONS SPECIFICATIONS POWER FREQUENCY SOUND DIMENSIONS SHIPPING MODEL RATING IMPEDANCE RESPONSE LEVEL dB DISPERSION WxHxD FINISH WEIGHT 100 Watts 105 HPH 370GB RMS 11 Ohms Nominal 118dB Mounted Ver 4 75 X 11 621 x 4 625 Black 12 lbs Nom
3. inal 450 4000 Hz 121 x 295 x 117 mm Epoxy 5 4 kg 6dB 100dB 75 Mounted Hor Rated Power 1 meter Measured at 1 watt 1 meter Ref 0002 dynes cm Specifications subject to change without notice 1601 JACK MCKAY BLVD ENNIS TEXAS 75119 U S A Atlas TELEPHONE 800 876 3333 FAX 800 765 3435 AtlasSound com Sound 2004 Atlas Sound LP Printed in U S A 00404 ATS001619 RevB 4 03 SL7 1429 Frequency Lp 500 1000 2000 4000 8000 96 38 95 83 93 99 91 45 91 22 100 watts 1 meteor r 4wa i j 1 moter Polars with Unit Frequency vs Response Mounted Vertically Assembly Diagram Polars with Unit Mounted Horizontally ASSEMBLY INSTALLATION Model ships complete with all components compression driver and hardware necessary for complete assembly as illustrated Prior to assembly crimp or solder the intercon necting cable from the amplifier output to the quick con nect terminals supplied Do not solder cable directly to the driver connection terminals Phasing must be observed in all installations of more than one loudspeaker The black terminal is common Assemble all components and hardware in sequence as illustrated Driver must be oriented with drain hole in downward position Rotate loudspeaker on axis for desired forward sound projection then securely hand tighten re ng RES ntrant ti mbly After mounting tighten all bracket iHe i a Item P N Qty Descri
4. ption Sea pana y g g NSE 1 8112600 2 Washer y ka si CT 1 x 1 2 8113000 2 Fiber Washer 1 x 1 3 8113100 2 Rubber Washer 150 x 3 amp 4 8114000 3 Fiber Washer 1 x 4 5 8386500 3 Phillips F H M S 4 20 x If EF 6 389065 1 Projector fah x TS 7 4113307 1 Re entrant Tip C NIA Assembly ND 8 6380677 1 Bracket D ACD 9 SD 370A 1 Driver Assembly ey A Items 1 5 are available in hardware bag iN a ie pe ea ey i i H Terminal 1 Terminal common 2 F Drain Hole Specifications subject to change without notice 1601 JACK MCKAY BLVD ENNIS TEXAS 75119 U S A TELEPHONE 800 876 3333 FAX 800 765 3435 Atlas AtlasSound com Sound 2004 Atlas Sound LP Printed in U S A 00404 ATS001619 RevB 4 03 SL7 1429
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