mallory sonalert products inc. part # PMO-4530PN-47UQ sales outline drawing revision a 4411 south high school road, indianapolis, indiana 46241 usa phone (317) 612-1000 fax (317) 612-1010 http://www.mallory-sonalert.com specifications: sensitivity range -47 3 db rl = 2.2 k ? vcc = 2.0v (1 khz 0 db = 1 v/pa) impedance max. 2.2k ? ? ) frequency 20 - 16000 hz current consumption max 0.5 ma operating voltage range 1.0 ? 10 v max spl (db) 120 db s/n ration more than 58 db sensitivity reduction 2.0 ?1.5v variation less than 3 db storage condition -20 ~ +60c; r.h. < 45%~75% operating condition -10 ~ +45c; r.h. < 85% weight (g) 0.6 options for other options contact factory dimensions: (units: mm) rohs compliant schematic diagram:
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