Altec Lansing PS-92 User's Manual
Contents
1. PS 92 12 Duplex Portable Loudspeaker System spi ni aie E E As S KEY FEATURES Portable Loudspeaker System Unique 5 Sided Enclosure Medium Output Capability Auto Reset Circuit Breaker PRIMARY SPECIFICATIONS Two way vented type full range loudspeaker system System Type Pressure sensitivity 97 0dB SPL 1 W 50 HZ 15 kHz re 20 uPa see note 1 50 Hz 15 kHz see Figure 1 Note 2 Frequency Response 125 watts 50 Hz 15 kHz AES method see note 3 250 watts 50 Hz 15 kHz continuous program 500 watts 50 Hz 15 kHz Power Handling peak power Maximum Long Term Output 117 2 dB SPL 125 watts input 1 m re 20 Pa see note 4 Impedance 5 2 ohms minimum 8 0 ohms nominal DESCRIPTION The Altec Lansing PS 92 loudspeaker is a two way factory assembled system capable of producing medium to high acoustic output from a small package It is well suited for medium to high level sound reproduction in houses of worship audio visual presenta tions conference rooms or other smaller acoustic environments The PS 92 utilizes a 12 inch 30 5 cm duplex loudspeaker with a wide dispersion dome tweeter Smooth tran sition at crossover is accomplished by a dual section 12 dB octave network with a center frequency of 1 5 kHz The PS 92 is also fully pro tected by means of an auto reset circuit breaker at the input of the system which will not allow the in2. Therefore specifications are subject to change without notice NOTES ON MEASUREMENT CONDITIONS 4 This measurement made under the same conditions as Pres Pink noise signal one Watt calculated using E Zmin 3 16 meter measurement distance referred to one meter On axis one Watt calculated using E Zmin 3 16 meter mea surement distance referred to one meter low frequencies cor rected for anechoic chamber error This system rating patterned after the AES method for indi vidual driver where the test signal is pink noise with a 6 dB crest factor over the bandwidth of the system with power cal culated using the E Zmin for two hours sure Sensitivity but at rated power and takes into account any power compression effects due to norrlinearities in the system Distortion components invalid above 10 kHz The distortion at any given frequency may be found by graphically taking the difference between the fundamental and harmonic and adding the number of Decibels which the harmonic has been raised on the graph and apply the formula distortion 100 x 10 eene n dB 20 Z andi J AA0d Paie LO 19 uotuotstd 21u0uuEH ZH AONANOZud xapuy QHAn334Iiq pue O S aun3iy 2H Aaen DO Oooo oos woz ovo OO r i i At ISR SIII DO auy uoissadsiq anfa DOO0O 000w 005 GO ooo cos DOE acht CNN _ thn l B F l ve NS es Se om DS o
3. experienced operator to damage the system s components The en closure is constructed of 3 4 inch Enviro board covered in a protective light gray carpet that is more durable than conven tional coverings The enclosure is supplied with a removable metal grille which adds to the duability Inset handles on either side of the unit allow for easy transporta tion A built in stand mount compliments the versatility of this unit The Altec Lansing PS 92 is the ideal choice where a flexible portable inexpen sive loudspeaker system must project out standing live voice or music reproduction 18 8 in 47 6 cm lt a 22 0 in 55 9 cm as 8 in 34 9 cm PS 92 SPECIFICATIONS continued Components 12 inch duplex loudspeaker with a wide dispersion dome tweeter Crossover Network Two way at 1500 Hz with a 12 dB per octave slope for both sections Input Terminals Two 1 4 inch phone Jacks and two Neutrik Speakon connectors Replacement H F Diaphragm 25456 Enclosure Vented type built of 3 4 inch 1 9 cm Enviro board fined with glass wool Finish Light gray carpet covering with black metal grille Dimensions 18 8 in 47 6 cm high 22 0 in 55 9 cm wide 13 8 in 34 9 cm deep Replacement L F Recone Kit R920 8B Net Weight Shipping Weight 43 0 Ibs 19 5 kg 49 0 Ibs 22 3 kg Replacement Grille Mode RG9820B Altec Lansing continually strives to improve products and performance
4. f oz Ren ryt ITT CC LEI oR gp 73437 3unssagdd GNNOS 09 Cf o Q sS D S XION A Lal g se Ot D D i l gp 13A33 3unSS3ugd GNNOS aouepeduy jo apnyusey mH ASON3nO3H4 X MOS He LU DOS aP T3A31 3un8S3ud ONNOS suodsS y Od AB192O L L enh J nnn WOLLMAN eg WINOZIHOH ASE 7 7 x Logesch e M62223 EY EF az PEAS ATEN ke L REY ARCHITECT S AND ENGINEERS SPECIFICATIONS The loudspeaker system shall be a two way multipurpose type consisting of a 12 inch duplex loudspeaker with a wide dispersion dome radiator tweeter The dividing network is a dual section type 12 db octave slope on both L F and H F sections with a crossover center frequency of 1 5 kHz The loudspeaker system shall meet the following performance criteria Power handing 125 watts of pink noise with 6 dB crest factor band limited from 50 Hz 15 kHz Frequency response smooth and uniformly usable from 50 Hz 15 kHz Pressure sensitivity 97 dB spl when measured at one meter on axis with one watt of band limited pink noise from 50 Hz 15 kHz Minimum impedance 5 2 ohms The enclosure shall be of the ported type con structed of 3 4 inch Enviro board lined with sound absorbent glass wool The enclosure shall be covered in a protective gray carpet and feature a metal grille The dimensions shal
5. l be 18 8 inches 47 6 cm high by 22 0 inches 55 9 cm wide by 13 8 inches 34 9 cm deep The loudspeaker shall weigh 43 0 Ibs 19 5 kg The loudspeaker system shall be the Altec Lansing PS 92 ALT EC LANSING a MARK IV company P O BOX 26105 e OKLAHOMA CITY OK 73126 0105 e U S A Phone 405 324 5311 or FAX 405 324 8981 1993 ALTEC LANSING CORPORATION PRINTED IN U S A 3 93 42 02 038828 42 07 038828
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