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Product Detailed Parameters
- Description：AUDIO XFMR 1KCT / 600CT TH
- Series：109
- Mfr：Hammond Manufacturing
- Package：Bulk
- Mounting Type：Through Hole
- Size / Dimension：1.315" L x 0.930" W (33.40mm x 23.62mm)
- Height - Seated (Max)：0.920" (23.37mm)
- Termination Style：PC Pin
- Turns Ratio - Primary:Secondary：1.29:1
- Impedance - Primary (Ohms)：1kCT
- Impedance - Secondary (Ohms)：600CT
- DC Resistance (DCR) - Primary：64Ohm
- DC Resistance (DCR) - Secondary：51.5Ohm
- Transformer Type：Miniature Epoxy Potted
- Frequency Range：300Hz ~ 50kHz
- Frequency Response：±1.5dB
- Voltage - Isolation：100VRMS
- Insertion Loss：-
- Return Loss：-
- Power Level：2W
- Operating Temperature：-
- Approval Agency：-
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Overview
The Hammond Manufacturing 109J is an audio and signal transformer designed for general-purpose use and replacement in push-pull tube output circuits. It features high-quality magnetics suitable for tube applications such as hi-fi systems. The component utilizes a pin terminal type with through-hole termination. It operates within a frequency range of 300 Hz to 50 kHz. The primary coil impedance is specified at 10 kOhms, while the secondary coil impedance is 1.5 kOhms center-tapped. The device has a single channel configuration.
Feature Summary
- Designed for general-purpose use and replacement in push-pull tube output circuits
- Features high-quality magnetics optimized for tube applications such as hi-fi systems
- Utilizes pin terminal construction with through-hole termination
Applications
- Push-pull tube output circuits
- Hi-fi systems
- Audio signal transformation
Procurement Notes
Verify the specific part number suffix against official Hammond Manufacturing documentation to ensure correct impedance and winding configuration. Confirm that the through-hole pin terminal style matches the target PCB layout requirements. Cross-reference the frequency range specifications with the intended application bandwidth to ensure operational compatibility.
Selection Notes
Select this component when designing or repairing equipment requiring transformers for push-pull tube output stages. Ensure the circuit design accommodates the specified primary and secondary impedances. Verify that the physical dimensions and pin spacing are compatible with the existing chassis or board space constraints.
Part Context
This component belongs to the Hammond Manufacturing audio and signal transformer product line. It is categorized under electronic components specifically engineered for audio frequency applications. The manufacturer specializes in industrial enclosures, racks, and magnetic components for various electronic industries.
Replacement Considerations
The 109J is explicitly noted for use as a replacement in push-pull tube output circuits. When substituting, ensure the new component matches the original primary and secondary impedance values and center-tap configuration to maintain circuit performance.
