A-61J

Audio Transformers Overview

The Triad Magnetics A-61J is a shielded audio impedance matching transformer belonging to the J Series. It provides a 600/150 Ohms impedance ratio with a 1.4:1:1 configuration. The component features primary resistances of 18 Ohms and 35 Ohms, alongside a secondary DC resistance of 40 Ohms. Rated for 50 mW power handling, it operates within a temperature range of 0°C to +70°C. The design utilizes single-hole mounting to allow rotation for hum reduction.

Audio Transformers Feature Summary

• Shielded audio impedance matching design intended for warm signal transmission
• Single-hole mounting capability enables physical rotation for maximum hum reduction

Audio Transformers Applications

• Audio impedance matching circuits
• Signal processing equipment requiring hum reduction
• Professional audio interface connections

Audio Transformers Procurement Notes

Verify the specific impedance configuration and winding resistance values against the official Triad Magnetics datasheet prior to procurement. Confirm that the operating temperature range and power rating align with the thermal requirements of the target application environment to ensure reliable performance.

Audio Transformers Selection Notes

Select this component when a shielded audio transformer with rotational mounting flexibility is required. Ensure the circuit design accommodates the specified 18 Ohm and 35 Ohm primary resistances and the 40 Ohm secondary DC resistance. Validate that the 50 mW power rating meets the signal level demands of the application.

Audio Transformers Part Context

The A-61J is part of the Triad Magnetics J Series, which specializes in shielded audio impedance matching transformers. This series emphasizes signal quality and noise reduction through shielding and mechanical design features like rotatable mounting. It serves as a specialized solution for audio applications where hum interference must be minimized.

Audio Transformers Replacement Considerations

Consult the official Triad Magnetics documentation for verified substitute part numbers. Do not assume cross-compatibility based on generic specifications alone.