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HALLICRAFTERS Mixer Coil SX-28 Coil. T18. P/n 51283. 104

51283 Hallicrafters Sx-28 Mixer Coil. T18. P/n 51283. Please See Description #104

( Brand: Hallicrafters ), ( Manufacturer Part Number: 51283 ), ( Type: Mixer Coil ), ( Compatible Model: Sx-28 )

Review HALLICRAFTERS Mixer Coil. T18. P/n Please See #104

The Hallicrafters 51283 SX-28 Mixer Coil (T18, Part Number 104) is a meticulously crafted, high-performance component designed to elevate the capabilities of the legendary SX-28 Superheterodyne Receiver, a classic and highly sought-after amateur radio transceiver from the mid-20th century. This coil represents a specialized tuning element tailored for the 18-meter band, a frequency range prized by enthusiasts for its rich, long-distance communication potential and the unique challenges it presents in terms of selectivity and signal clarity. Engineered with precision, the T18 coil features a robust, hand-wound construction using high-grade copper wire, ensuring minimal resistance and optimal efficiency to deliver sharp, stable tuning across the 15.000 to 16.999 MHz spectrum. Its compact yet durable design integrates seamlessly into the SX-28 s iconic front-panel layout, where it sits alongside other coils in the iconic "coil bank" assembly, allowing operators to switch effortlessly between bands with a simple twist of the tuning knob. The coil s tuning slug, finely calibrated and accessible via the coil s adjustable mechanism, enables fine-tuning adjustments to match the receiver s performance to specific propagation conditions or to compensate for minor variations in the circuit s inductance. Whether used for general amateur radio operation, contesting, or vintage radio restoration, this mixer coil embodies the engineering excellence of Hallicrafters, offering a blend of historical authenticity and modern reliability. Ideal for collectors, restorers, and operators seeking to preserve or enhance the performance of their SX-28, the 51283 SX-28 Mixer Coil (T18) stands as a testament to the enduring legacy of this iconic transceiver, bridging the gap between nostalgia and cutting-edge communication technology.

The Hallicrafters SX-28 Mixer Coil (T18, Part Number 104) is a specialized component designed for use in amateur radio transceivers, particularly those built around the Hallicrafters SX-28 receiver. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a Hallicrafters SX-28 Mixer Coil (T18, P/N 104)**

1. **Compatibility and Functionality**

The coil is specifically designed for the Hallicrafters SX-28, ensuring seamless integration with the receiver s front-end circuitry. It is a critical component for converting incoming signals to intermediate frequency (IF) in superheterodyne receivers, which is essential for effective radio operation.

2. **Authentic Vintage Performance**

For enthusiasts restoring or maintaining vintage Hallicrafters equipment, this coil replicates the original specifications, preserving the receiver s intended performance. Original or high-quality reproductions often provide superior tuning characteristics and selectivity compared to modern aftermarket alternatives.

3. **Durability and Longevity**

Hallicrafters components from the mid-20th century were built to last, with robust construction and materials that can withstand decades of use if properly maintained. The coil is likely to be reliable for years, especially if stored and handled correctly.

4. **Collectible Value**

For collectors or hobbyists who appreciate historical radio equipment, this coil may hold sentimental or monetary value. Original or well-preserved Hallicrafters parts can be difficult to source, making them desirable for completists.

5. **Tuning Flexibility**

The T18 coil is part of a tunable front-end, allowing the user to adjust the receiver s sensitivity and selectivity across different bands. This flexibility is particularly useful for amateur radio operators who may need to fine-tune their setup for specific conditions or modes (e.g., CW, SSB, or FM).

6. **Ease of Installation**

As a direct replacement for the original coil, installation is straightforward for those familiar with radio repair. No major modifications to the receiver are typically required, making it accessible for DIY enthusiasts.

7. **Support for Nostalgia and Education**

Owning and using vintage equipment like this provides a hands-on educational experience, allowing users to understand the principles of radio design and operation in an era before digital technology dominated. It also appeals to those who enjoy the tactile and auditory experience of operating classic radios.

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### **Cons of buying a Hallicrafters SX-28 Mixer Coil (T18, P/N 104)**

1. **Age and Wear**

Original coils may show signs of aging, such as brittle insulation, corroded terminals, or degraded tuning capacitors. Even if functional, they may require cleaning or repair to restore optimal performance. This adds maintenance overhead.

2. **Limited Availability**

Authentic original coils are increasingly rare, and even high-quality reproductions may not be widely stocked by modern suppliers. This can make sourcing the part challenging, especially if you re not part of a dedicated ham radio or vintage radio community.

3. **Compatibility Issues with Modern Use**

The SX-28 was designed for analog operation, and while it can be used with modern power supplies or accessories, some users may encounter compatibility issues. For example, the receiver s sensitivity or selectivity might not match modern standards, which could be a drawback for serious DXing or contesting.

4. **Cost Relative to Modern Alternatives**

Depending on whether you purchase an original or a reproduction, the cost may be higher than modern commercial coils or modules. For example, a modern pre-built IF section or a digital SDR (Software Defined Radio) might offer comparable or superior performance at a lower price point.

5. **Maintenance Requirements**

Vintage components often require periodic maintenance, such as cleaning contacts, replacing capacitors, or checking for oxidation. This may not be an issue for dedicated hobbyists but could be a burden for casual users who prefer plug-and-play solutions.

6. **Limited Bandwidth and Features**

The SX-28 and its associated coils are not designed for modern digital modes (e.g., FT8, JS8Call) or wideband operation. Users relying on these modes may find the receiver s bandwidth and filtering insufficient, necessitating additional external hardware.

7. **Potential for Counterfeit or Low-Quality Reproductions**

If purchasing a reproduction, there is a risk of encountering poorly made or incorrectly specified coils that do not perform as expected. Researching the seller s reputation and verifying the coil s authenticity is crucial to avoid this issue.

8. **Learning Curve**

Operating and maintaining a vintage receiver like the SX-28 requires a deeper understanding of analog radio principles. Beginners may find the process frustrating compared to the intuitive operation of modern radios.

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### **Conclusion**

The Hallicrafters SX-28 Mixer Coil (T18, P/N 104) is a valuable component for enthusiasts who prioritize authenticity, historical preservation, and the hands-on experience of working with vintage radio equipment. It excels in terms of compatibility, tuning flexibility, and the nostalgic appeal of analog radio operation. However, it is not without drawbacks, particularly in areas like maintenance requirements, limited availability, and compatibility with modern digital communication methods.

For those who are passionate about amateur radio history, restoration projects, or the art of analog radio, this coil is a worthwhile investment. It offers a unique blend of performance and character that modern radios cannot replicate. On the other hand, if your primary goal is cutting-edge performance, ease of use, or digital modes, a modern SDR or a contemporary transceiver may be a more practical choice.

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### **Recommendation**

- **Buy the Hallicrafters SX-28 Mixer Coil if:**

- You are restoring or maintaining a vintage Hallicrafters SX-28 receiver and need an authentic or high-quality replacement part.

- You enjoy the challenge and satisfaction of working with analog radio equipment and appreciate its historical significance.

- You are part of a community where vintage radio hobbyists share knowledge and resources, making maintenance and troubleshooting easier.

- You are willing to invest time in learning about and maintaining the equipment.

- **Avoid or Consider Alternatives if:**

- You are a beginner in amateur radio and prefer modern, user-friendly equipment with digital capabilities.

- You prioritize performance for modern digital modes (e.g., FT8, EME) or wideband operation, where the SX-28 s limitations may be significant.

- You cannot find a reliable source for the coil, either original or reproduction, and are unwilling to spend excessive time or money searching.

- You prefer a plug-and-play solution with minimal maintenance requirements.

For most modern amateur radio operators, the SX-28 and its associated coils are best suited as a hobbyist project or a collector s item rather than a primary operating platform. However, for those who cherish the craft of analog radio, it remains an excellent choice. If you decide to proceed, ensure you purchase from a reputable seller and are prepared for the maintenance that vintage equipment often demands.

Details:

Please see below. Its all about restoring/building/fixing the radio and has nothing at to do with selling parts. Hallicrafters SX-28 not A version round coil for oscillator section.

part #: 51283 price

  • $10.00

specifications radiparaccessori:

  • brand: Hallicrafters
  • mpn: 51283
  • type: Mixer Coil
  • compatible model: Sx-28

seller radiparaccessori:

  • rating: 100.0%
  • city: Zephyrhills, Florida
  • # reviews: 1140

returns radiparaccessori:

  • policy: No Returns

general radiparaccessori:

  • condition: Used
  • Radio Communication > Parts Accessories > Other Radio Communication Accs

payments radiparaccessori:

  • other
  • credit card: Visa
  • wallet: Apple-pay

shipping radiparaccessori:

  • transit: 3-8 Days
  • type: Fixed
  • carrier: USPS
  • cost: $0.00
  • class: Standard
  • service: USPS Ground Advantage

offer radiparaccessori:

  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • started: February 17, 2026
  • quantity: 1
type: mixer coil, compatible model: sx-28,
category: electronics > radio communication > radio communication accs, sku: 8387245395140892,
Hallicrafters 51283 Is Similar To:
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5 offers $10.00–$10.00 USD
  • Used. Offer #1 priced at $10.00 + $7.90 shipping estimate = $17.90* total. Hallicrafters (not A version) round coil for mixer section.+$7.90 shipping
  • Used. Offer #2 priced at $10.00 + $7.90 shipping estimate = $17.90* total. Hallicrafters (not A version) round coil for the mixer section.+$7.90 shipping
  • Used. Offer #3 priced at $10.00 + $7.90 shipping estimate = $17.90* total. Hallicrafters (not A version) round coil for oscillator section.+$7.90 shipping
  • Used. Offer #4 priced at $10.00 + $7.90 shipping estimate = $17.90* total. +$7.90 shipping
  • Used. Offer #5 priced at $10.00 + $7.90 shipping estimate = $17.90* total. +$7.90 shipping

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