1140-LN-A

Overview

The Hammond Manufacturing 1140-LN-A is a chassis-mount audio transformer designed for line input applications. It features a nickel alloy core and shielded construction to minimize interference. The primary coil impedance is 12 kohms with a resistance of 1.15 kohms, while the secondary coil impedance is 4.1 kohms with a resistance of 1.65 kohms. The unit utilizes wire lead termination and measures 2.25 inches in length by 1.069 inches in width.

Feature Summary

• Chassis mount design for secure installation
• Shielded construction for signal integrity
• Nickel alloy core material

Applications

• Line input circuits
• Audio signal processing
• Impedance matching between 10k and 20k ohm systems

Procurement Notes

Verify the specific manufacturer part number 1140-LN-A against official Hammond Manufacturing documentation to ensure authenticity. Confirm that the nickel alloy core and shielded specifications match project requirements. Check RoHS compliance status through authorized distributors or direct manufacturer channels before finalizing procurement decisions.

Selection Notes

Select this component when a shielded audio transformer with a 12 kohm primary and 4.1 kohm secondary impedance is required. Ensure the chassis mount form factor fits the enclosure constraints. Verify that the wire lead termination method aligns with the circuit board or wiring harness design specifications.

Part Context

This component belongs to the 1140 series of audio transformers from Hammond Manufacturing. It is categorized under audio and signal transformers, specifically tailored for line input applications. The product is distinct from voice coil transformers like the 140A series due to its higher impedance characteristics and shielding.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.