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HALLICRAFTERS Coil SX-28A RF2 Coil. T17. P/n 51B567. 166

51b567 Hallicrafters Sx-28a Rf2 Coil. T17. P/n 51b567. Please See Description #166

( Brand: Hallicrafters ), ( Manufacturer Part Number: 51B567 ), ( Type: Rf2 Coil ), ( Compatible Model: Sx-28a ), ( Country Of Origin: United States )

Review HALLICRAFTERS Rf2 Coil. T17. P/n 51b567. Please See #166

The Hallicrafters SX-28A RF2 Coil (T17, Part Number 166) is a meticulously crafted, high-performance accessory designed to elevate the listening experience of the legendary SX-28A shortwave transceiver, a radio beloved by enthusiasts for its exceptional clarity, versatility, and vintage charm. This coil, part of Hallicrafters renowned RF2 series, is engineered to optimize the receiver s sensitivity and selectivity across a broad spectrum of frequencies, making it an indispensable tool for both casual listeners and dedicated DXers. The T17 coil, in particular, is tailored to excel in the lower end of the shortwave band, typically spanning from approximately 1.7 to 10 MHz, where it delivers razor-sharp tuning and minimal interference, allowing operators to isolate distant stations with precision. Constructed with Hallicrafters signature attention to detail, the coil features a robust, high-quality winding of fine copper wire, wound with meticulous precision to ensure optimal inductance and minimal energy loss. Its compact yet durable design fits seamlessly into the SX-28A s front-panel coil slot, where it interfaces directly with the receiver s tuning circuit, enhancing the overall performance without compromising the transceiver s classic aesthetic. Whether used for amateur radio operation, international broadcasting, or atmospheric noise monitoring, this coil transforms the SX-28A into a formidable tool for exploring the electromagnetic spectrum with unparalleled clarity and fidelity. Its inclusion in a Hallicrafters collection not only preserves the spirit of mid-20th-century radio engineering but also ensures that modern listeners can experience the same level of audio purity and tuning accuracy that made Hallicrafters radios a staple in hamshacks and listening rooms for generations.

The Hallicrafters SX-28A RF2 coil (T17, part number 166) is a specialized component designed for use with the Hallicrafters SX-28A shortwave transceiver, a classic and highly regarded amateur radio transceiver from the mid-20th century. 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-28A RF2 Coil (T17, P/N 166)**

1. **Compatibility and Performance**

The SX-28A is a legendary transceiver known for its exceptional performance, particularly in shortwave communication. The RF2 coil (T17) is a critical component for tuning the receiver and transmitter across the 160-meter to 10-meter bands. When properly installed and adjusted, it allows the SX-28A to achieve sharp selectivity, low noise, and strong signal handling qualities that are highly valued by operators who appreciate analog radio design.

2. **Historical and Collectible Value**

The SX-28A is a sought-after vintage radio, and its components, including coils like the RF2, are often considered collectible. Owning or restoring one can be appealing to enthusiasts who appreciate the craftsmanship and engineering of mid-20th-century electronics. The coil itself may appreciate in value over time, especially if the SX-28A is in good condition.

3. **Customization and Tuning Flexibility**

The SX-28A is a manually tuned radio, and its coils can be adjusted to fine-tune performance. The RF2 coil (T17) is part of the receiver s tuned circuits, and replacing or modifying it can help achieve optimal tuning for specific bands or conditions. Some operators enjoy the process of tweaking these components to get the best possible performance out of their radios.

4. **Durability and Longevity**

Hallicrafters components, including coils, were built to last. The materials and construction of the RF2 coil are robust, and with proper care, it can remain functional for decades. This durability makes it a reliable investment for long-term use.

5. **Community and Support**

The SX-28A has a dedicated community of owners, restorers, and enthusiasts. There are forums, clubs, and resources available online where you can find guidance on installation, troubleshooting, and tuning. This support network can be invaluable if you encounter challenges while working with the coil or the transceiver.

6. **Aesthetic and Nostalgic Appeal**

For many radio enthusiasts, the SX-28A represents a bygone era of radio technology. The coil, along with the rest of the transceiver, has a classic look and feel that appeals to those who enjoy the tactile and visual aspects of analog radio operation. Operating or restoring such a device can be a rewarding experience for those who appreciate nostalgia and craftsmanship.

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### **Cons of buying a Hallicrafters SX-28A RF2 Coil (T17, P/N 166)**

1. **Age and Potential Wear**

The SX-28A and its components are over 60 years old, which means the RF2 coil may show signs of wear, such as corrosion, degraded insulation, or loose windings. If the coil is not in pristine condition, it may require cleaning, rewinding, or replacement of parts, which can be time-consuming and costly.

2. **Complexity of Installation and Adjustment**

Installing or replacing the RF2 coil in an SX-28A requires a good understanding of radio tuning principles and soldering skills. The process involves careful alignment of the tuned circuits to ensure proper performance across all bands. Mistakes during installation can lead to poor tuning, interference, or even damage to the transceiver. Beginners may find this challenging.

3. **Cost of Replacement Parts**

While the RF2 coil itself may not be extremely expensive, the cost of other necessary components (e.g., capacitors, resistors, or even the entire SX-28A if it s not in working condition) can add up. Additionally, sourcing authentic Hallicrafters parts can be difficult, and some components may require reproduction or aftermarket alternatives, which may not always match the original performance.

4. **Maintenance Requirements**

Vintage radios like the SX-28A require regular maintenance to keep them in working order. This includes cleaning contacts, checking for corrosion, lubricating moving parts, and ensuring that all components, including coils, are properly secured. Neglecting maintenance can lead to gradual degradation of performance or failure.

5. **Limited Modern Features**

The SX-28A is a fully analog transceiver with no digital features. While this is part of its charm for many enthusiasts, it also means that it lacks modern conveniences like digital tuning, memory channels, or built-in signal processing. Operators who rely on these features may find the SX-28A less practical for contemporary use.

6. **Power and Safety Considerations**

The SX-28A is designed for lower power levels compared to modern transceivers. Operating it safely requires attention to power supply stability, grounding, and antenna matching. Poor handling can lead to damage to the coil, the transceiver, or even pose a safety risk. Additionally, the high voltages involved in some parts of the circuit can be dangerous if not handled properly.

7. **Market Availability and Pricing**

While the RF2 coil (T17) may be available from sellers, the overall market for the SX-28A and its parts can be unpredictable. Prices may fluctuate based on demand, condition, and rarity. In some cases, you may struggle to find a seller offering the coil in good condition, or you may end up paying a premium for a rare or restored unit.

8. **Learning Curve for Operation**

Operating the SX-28A is a skill in itself. The manual tuning, lack of digital readouts, and reliance on analog meters require practice to master. Newcomers to the world of vintage radios may find the learning curve steep, especially if they are used to modern, user-friendly equipment.

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### **Conclusion**

The Hallicrafters SX-28A RF2 coil (T17, P/N 166) is a valuable and desirable component for enthusiasts who appreciate the art of analog radio communication. It offers exceptional performance, historical significance, and the potential for customization, making it a rewarding addition to a collection or a restoration project. However, it also comes with challenges, including the need for technical skill, maintenance, and patience. The coil is not a plug-and-play upgrade for modern users but rather a piece of equipment that demands engagement and effort to fully appreciate.

For those who are passionate about vintage radio technology, enjoy the process of restoration and tuning, and are willing to invest time and effort into learning and maintaining the SX-28A, the RF2 coil is a worthwhile purchase. On the other hand, if you are looking for a convenient, modern, or low-maintenance radio solution, the SX-28A and its components may not be the best fit.

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### **Recommendation**

If you are considering purchasing the Hallicrafters SX-28A RF2 coil (T17, P/N 166), here s what I recommend:

1. **Assess Your Goals**: Decide whether you are buying the coil for restoration, as a collector s item, or for active use. If you plan to use the SX-28A regularly, ensure you are prepared for the maintenance and technical challenges it entails.

2. **Inspect the Condition**: Before buying, thoroughly inspect the coil and the rest of the SX-28A for signs of wear, corrosion, or damage. If possible, test the transceiver to ensure it is functional. Consider consulting with experienced SX-28A owners or restorers for advice on the coil s condition.

3. **Budget for Additional Costs**: Account for potential expenses beyond the coil itself, such as replacement parts, tools, and labor if you are not experienced in radio repair. Factor in the cost of any necessary restoration work.

4. **Join the Community**: Engage with the SX-28A community online or through local clubs. This will provide you with resources, support, and guidance as you work with the coil and transceiver. Websites like QRZ.com, eHam.net, and vintage radio forums are excellent places to start.

5. **Start with a Working Unit**: If you are new to the SX-28A, consider purchasing a fully functional transceiver first to learn how it operates before investing in specific components like the RF2 coil. This will help you avoid costly mistakes and build confidence in your abilities.

6. **Consider Reproductions or Alternatives**: If authentic Hallicrafters parts are difficult to find or expensive, explore high-quality reproductions or aftermarket alternatives that are designed to match the performance of original components. Some modern manufacturers specialize in reproducing vintage radio parts.

7. **Practice Patience and Persistence**: Restoring and tuning the SX-28A is a gradual process. Be patient and take your time to learn each step. The satisfaction of bringing a vintage radio back to life is immense, but it requires dedication.

In summary, the Hallicrafters SX-28A RF2 coil is a fantastic component for the right enthusiast. If you are committed to the world of vintage radios and willing to put in the work,

Details:

Please see below. The opportunity for making mistakes here is huge. I'll be glad to clarify. Its all about restoring/building/fixing the radio and has nothing at to do with selling parts.

part #: 51b567 price

  • $10.00

specifications radiparaccessori:

  • brand: Hallicrafters
  • mpn: 51b567
  • type: Rf2 Coil
  • compatible model: Sx-28a
  • country of origin: United States

general radiparaccessori:

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

offer radiparaccessori:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • started: March 18, 2026

payments radiparaccessori:

  • credit card: Mastercard
  • wallet: Paypal
  • other

returns radiparaccessori:

  • policy: No Returns

shipping radiparaccessori:

  • cost: $7.50
  • service: USPS Ground Advantage
  • class: Standard
  • type: Fixed
  • carrier: USPS
  • transit: 3-8 Days

seller radiparaccessori:

  • rating: 100.0%
  • city: Zephyrhills, Florida
  • # reviews: 1158
type: rf2 coil, compatible model: sx-28a, country of origin: united states,
category: electronics > radio communication > radio communication accs, sku: 8431156417928603,
Hallicrafters 51B567 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 square coil for RF 2 section.+$7.90 shipping
  • Used. Offer #2 priced at $10.00 + $7.90 shipping estimate = $17.90* total. +$7.90 shipping
  • Used. Offer #3 priced at $10.00 + $7.90 shipping estimate = $17.90* total. +$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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