140REX

Overview

The Hammond Manufacturing 140REX is a studio-grade audio transformer designed for signal level applications. It features a primary impedance of 600 CT ohms and a secondary impedance of 150 ohms, providing a 2:1 line-to-line isolation ratio. The unit operates within a frequency range of 20 Hz to 20 kHz. Physically, the shielded component measures 127.0 mm in length, 25.4 mm in width, and 31.8 mm in height. It is RoHS compliant and lead-free.

Feature Summary

• Provides 2:1 line-to-line isolation for balanced audio signals
• Shielded construction minimizes electromagnetic interference
• Designed specifically for studio audio signal processing

Applications

• Studio audio signal transformation
• Balanced line-level audio interfacing
• Audio equipment impedance matching

Procurement Notes

Verify the specific part number against official Hammond Manufacturing documentation to confirm the 600 CT to 150 ohm configuration. Ensure compatibility with existing studio infrastructure regarding physical dimensions and mounting requirements. Confirm RoHS compliance status if required by project specifications.

Selection Notes

Select this component when a precise 2:1 voltage transformation is required for balanced audio lines. The 600 CT primary impedance suits standard professional audio sources. Consider the shielded design for environments requiring high noise immunity. Verify that the 20 Hz to 20 kHz bandwidth meets the application's spectral needs.

Part Context

This component belongs to the 140EX series of audio transformers from Hammond Manufacturing. It is engineered for professional audio environments where signal integrity and isolation are critical. The series is known for robust construction suitable for studio rack mounting or panel integration.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.