Electrical Specifications at 25OC Parameter PRI. 600 Ω SEC. 600 Ω Turns Ratio (+2%) 1:1.1036 Direct Current in Pri. (DCI) maximum 120 mA PRI. + 10% 57.5 Ω SEC. + 10% 99 Ω max., ref. 1 kHz 1.3 dB Return Loss min., 300 Hz 11 dB Echo Return Loss min.18.0 dB DC Resistance Insertion Loss Frequency Response 300 Hz to 3.5 kHz + 0.5 dB T.H.D. typ. 300 Hz, 0 dBm -55 dB minimum 2200 VDC Isolation Low Profile Coupling Transformer Units Impedance Schematic Diagram PRI SEC Longitudinal Balance Meets FCC Part 68.310 (a) requirements Insulation Resistance * >100MΩ @500 VDC *Copper foil shield terminated to pin #6 and core. Physical Dimensions inches (mm) 5 1 6 2 7 3 8 4 RHOMBUS P/N: T-31008 CUST P/N: DATE: 3/21/97 Rhombus Industries Inc. Transformers & Magnetic Products NAME: SHEET: 1 of 1 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971 www.rhombus-ind.com