Audio Transformer P/N T-1412 Isolation is 500 VRMS minimum Longitudinal Balance is 60dB minimum Frequency range: 300Hz to 3500Hz Custom Designs Available Impedance matching transformers for telecommunications. Ideal for a variety of voice and data interconnect networks PARAMETER Schematic Diagram UNITS 1000 Ω Secondary Impedance 8 Ω Primary DC Resistance 205 typ. Ω Secondary DC Resistance 8.6 typ. Ω DC Current (Unbalanced) 0 mA + 0.5 dB 1.0 Max. dB 20 mW Primary Impedance Frequency Response 300 - 3500Hz Insertion Loss @ 1kHz Power Rating 1 6 2 3 4 .455 (11.6) .515 (13.1) .500 (12.7) .024 (0.61) .024 (0.61) 6 .100 (2.54) TYP. 5 4 Bottom View 1 2 3 .187 (4.75) TYP. .320 (8.13) Physical Dimensions inches (mm) 5/29/97 Rhombus Industries Inc. Transformers & Magnetic Products 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971 www.rhombus-ind.com