142C

Overview

The Hammond Manufacturing 142C is an open-frame audio transformer designed for printed circuit board mounting. It features a single-channel configuration with through-hole pin terminals. The device operates within a frequency range of 150 Hz to 15 kHz. Electrical specifications include a primary impedance of 15,000 ohms center-tapped and a secondary impedance of 15,000 ohms center-tapped.

Feature Summary

• Open-frame construction suitable for direct PCB integration
• Center-tapped windings on both primary and secondary sides
• Through-hole pin terminal termination method

Applications

• Audio signal processing circuits
• Impedance matching in audio equipment
• Signal isolation in communication systems

Procurement Notes

Verify the specific datasheet version for the 142C model to confirm exact electrical tolerances and thermal ratings. Ensure compatibility with the target PCB footprint and lead spacing. Confirm RoHS compliance status if required by the final assembly specifications.

Selection Notes

Select this component when a 15k:15k center-tapped audio transformer is required for PCB applications. Consider the physical dimensions and weight constraints relative to the enclosure design. Evaluate the operating frequency range against the specific audio signal requirements of the application.

Part Context

This component belongs to the Hammond 142 Series of audio transformers. It is categorized under audio and signal transformers within the manufacturer's product line. The series offers various impedance configurations for different audio interface needs.

Replacement Considerations

Check for compatible parts within the same 142 series or equivalent models from other manufacturers offering identical 15k CT:15k CT impedance ratios and through-hole packaging.