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Product Detailed Parameters
- Description：XFMR 2.5K / 4, 8, 16 CHAS MNT
- Series：1600
- Mfr：Hammond Manufacturing
- Package：Box
- Mounting Type：Chassis Mount
- Size / Dimension：4.500" L x 3.750" W (114.30mm x 95.25mm)
- Height - Seated (Max)：4.560" (115.82mm)
- Termination Style：Wire Leads
- Turns Ratio - Primary:Secondary：-
- Impedance - Primary (Ohms)：2.5k
- Impedance - Secondary (Ohms)：4, 8, 16
- DC Resistance (DCR) - Primary：30Ohm, 47.44Ohm
- DC Resistance (DCR) - Secondary：402mOhm, 502mOhm, 700mOhm
- Transformer Type：Single Ended Audiophile, Ultra-Linear - Tube Output
- Frequency Range：20Hz ~ 20kHz
- Frequency Response：±1dB
- Voltage - Isolation：2828VDC @ 1 Second
- Insertion Loss：±1dB
- Return Loss：-
- Power Level：30W
- Operating Temperature：-
- Approval Agency：-
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Overview
The Hammond Manufacturing 1627SEA is a single-ended tube output transformer designed for general-purpose and replacement applications in push-pull tube output circuits. It features high-quality magnetics optimized for audio applications such as hi-fi systems. The unit delivers a power rating of 30W with a primary impedance of 2500 ohms and a current rating of 160 mA. It utilizes chassis mounting and employs a termination style suitable for standard assembly requirements.
Feature Summary
- Engineered for high-quality magnetic performance in tube-based audio circuits
- Designed specifically for single-ended push-pull tube output configurations
- Constructed to support general-purpose and direct replacement usage scenarios
Applications
- Hi-fi audio amplifier construction
- Tube output circuit replacement
- General-purpose audio equipment maintenance
Procurement Notes
Verify the specific impedance and current ratings against the target amplifier design to ensure compatibility. Confirm that the chassis mounting dimensions and termination style match the existing enclosure layout. Check for RoHS compliance status if environmental regulations apply to the final product assembly. Ensure the supplier provides original manufacturer documentation for quality assurance.
Selection Notes
Select this component when replacing a failed transformer in single-ended tube amplifiers requiring 30W capacity. Consider the 2500-ohm primary impedance to match the vacuum tube plate load requirements. Evaluate the physical size constraints for chassis installation. This model is suitable for standard audio frequencies ranging from 20 Hz to 20 kHz.
Part Context
This part belongs to Hammond Manufacturing's line of audio transformers, which are widely recognized for reliability in vintage and modern tube amplifier designs. The 1627SEA series focuses on delivering consistent magnetic performance for audio fidelity. Hammond Manufacturing specializes in components that support both new builds and restoration projects in the audio electronics sector.
Replacement Considerations
- 1627SE
FAQ
What is the primary impedance of the 1627SEA transformer?
The primary impedance is 2500 ohms.
Is this transformer suitable for push-pull circuits?
Yes, it is designed for use in push-pull tube output circuits.
