name: sheet: date: rhombus p/n: cust p/n: 15801 chemical lane, huntington beach, ca 92649 phone: (714) 898-0960 fax: (714) 896-0971 rhombus transformers & magnetic products industries inc. www.rhombus-ind.com 1 of 1 7/15/96 T-803 audio transformer for v.34 modem applications electrical specifications at 25 o c parameter impedance pri. ( w )600 r load sec. ( w )348 turns ratio + 1 % 1:1 insertion loss max., ref. 1 khz (db) 3.25 return loss min., 200 hz to 4 khz (db) 14 dc resistance pri. + 10% ( w )152 sec. + 10% ( w )151 direct current in pri. (dci) maximum none longitudinal balance min., 60 hz to 1 khz (db) 60 longitudinal balance min., 1 khz to 4 khz . (db) 60 frequency response 300 hz to 4 khz (db) + 0.5 t.h.d. typ. 600 hz, -10 dbm (db) -83 isolation minimum (v rms )3750 654 3 1 schematic diagram pri sec physical dimensions inches (mm)
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