mallory sonalert products inc part # psr 40 28f 08 s 1 1. 5 k 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: impedance ( w ) 8 15% at 1000 hz at 1.0 v rated power (w) 1.0 max power (w) 2.0 resonance freq fo (hz) 390 20% at 1.0v frequency range (hz) fo ~ 15000 output s.p.l. (db) 97 3 at 1w/.1m 600, 800, 1.0k, 1.2khz 78 3 at 1w/1m 600, 800, 1.0k, 1.2khz magnet size (mm) ? 12.5 x 2.0 magnet nd - fe - b frame material abs ul - 94 1/16 hb (black) operating temp - 20 to 55c weight (g) 12.5 options for other options contact factory dimensions: 0. 5 (units: mm) rohs compliant
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