T-1412

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