Peavey HDH-3 User's Manual
Contents
1. HDH 3 High Level Dual 18 Subwoofer System SPECIFICATIONS Frequency Response 45 Hz 300 Hz Low Frequency Limit 3 dB point 45 Hz Useable Low Frequency Limit 10 dB point 38 Hz ar wer Handling p 250 W continuous 44 7 V RMS 500 W program A Sound Pressure Level 1 Watt at 1 Meter Swept Sine Input in Anechoic Environment 106 dB Maximum Sound Pressure Level 129 dB Transducer Complement Two 1801 8 BW Tuning Frequency F pox 40 Hz Crossover Frequency 300 Hz Crossover Type Active Dynamic System Controller Series HDH Input Connections DESCRIPTION Crossover Slope Two Neutrik NL8MPR 6 pin male wall The HDH 3 is a low frequency epee mount recepiacles wired in parallel enclosure designed to work along with wg x 2 7 tt TM Impedance Nominal Enclosure Materials and Finish the HDH 4 for sound reinforcement Its 8 ohms each driver High density 7 ply 34 plywood covered trapezoidal shape permits the arrange me 4 ohms when drivers are operated in with heavy duty wear resistant carpet parallel fe AOS 2 Dimensions Impedance Minimum 27 W x 48 Hx 27 D 6 1 ohms low each driver Net Weight 1575 Ib 71 6 kg Gi ment of multi enclosure arrays providing maximum coverage The enclosure is constructed of 34 7 ply high density plywood covered with a rugged wear resistant carpet A black perforated metal grille is permanently attached to the2. baffle to provide component protec tion and cosmetic appeal The HDH 3 is comprised of two 18 inch 1801 8 Black Widow woofers arranged in a slant baffle supplying super efficient low end in conjunction with the HDH 4 The input frequency spectrum is controlled by Dynamic System Controller Series HDH which is an active crossover preamplifier By sampling the amplifier output the Dynamic System Controller Series HDH provides a low frequency excursion control along with a subsonic filter at 35 Hz both saving valuable amplifier headroom The HDH 3 along with the Dynamic System Controller Series HDH provides ultra high level sound reinforcement from 38 Hz to 300 Hz FREQUENCY RESPONSE The frequency response of the HDH 3 Measured in an anechoic environ ment at a distance of 1 meter while us 19 dB por division ing a 2 82 volt logarithmically swept sine input This measurement is useful in determining the accuracy in which the enclosure reproduces the input signal The combination of the two 1801 8 BWs along with the Dynamic System Con troller Series HDH results in a flat desirable response as shown in figure 1 POWER HANDLING There are many different approaches to power handling ratings the most com mon being EIA standard RS 426A The derived shape of this test spectrum was an attempt to simulate the spectra con tent of contemporary music Although it does resemble contemporary music EIA RS 426A
3. statement may be obtained by contacting Peavey Elec tronics Corporation P Box 2898 Meridian Mississippi 39302 2898 FRY WEIGHT 172 POUNDS 2 PARALLEL INPUTS RN POWER Tit HEW TORT 750W ANS TRW BOTTOM S0W AM DONE CSE wate 3 elf 5 Pune 1 THI 1 ARE PRIMARY SIGNAL PINS THAU amp ARE INTEHNALLY PAHALLELED WITH PINS 1 THAU 111 TOS ATAG ATOT a TO E CHME HE UMMFNCED F QOTTOM 1801 u Gw WARNING THIS SPEAKEN SYSTFM GAN PERMANENTLY DAMAGE HEAMING USF FXTREME CAHE SETIING MAXIMUM LOUDNESS d Figure 2 IMPEDANCE Features and specifications subject to change without notice Peavey Electronics Corporation 711 A Street Meridian MS 39302 2898 U S A 601 483 5365 Telex 504115 Fax 484 4278 1992 80301235 Printed in U S A 8 92
4. does not contain the same levels of very low frequency material found in live music situations Very high levels of low frequency material pro duces distortion and ultimately device failure The presence of the low frequen cy material will therefore yield lower device ratings than produced by EIA standard RS 426A Although the Peavey ratings are lower than those produced by the EIA test 100 Hz 200 Hz Figure 1 FREQUENCY RESPONSE 500 Hz 1 kHz 2 kHz 5kHz 10 kHz 20 kHz HDH 3 pase a ere ee Low Frequency Sound Reinforcement System A PRODUCT OF PEAVEY FI FCTRONICS CORP MERIDIAN MS MADE INU S A THIS ENCLOSURE NOT DESIGNED FOR SUSPENSION iG KE spectrum they are far more reliable and will have a direct correlation to real world situations ARCHITECTURAL amp ENGINEERING SPECIFICA TIONS The loudspeaker system shall have an operating bandwidth of 38 Hz to 300 kHz The output level shall be 109 dB when measured at a distance of one meter with an input of one watt The nominal impedance shall be 8 ohms The continuous power handling shall be 250 watts maximum program power of 500 watts with a minimum amplifier headroom of 3 dB The out side dimensions shall be 27 wide by 48 high by 27 deep The weight shall be 157 5 pounds The loudspeaker system shall be a Peavey model HDH 3 ONE YEAR LIMITED WARRANTY NOTE For details refer to the warranty statement Copies of this
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