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  3. KING 066-01155-02

KING 066-01155-02 Marker Beacon Receiver Isolationwith Tray KMA24 Isolation Amplifier

066-01155-02 King Kma24 Marker Beacon Receiver Isolation Amp With Tray - Tested

( Brand: King ), ( Manufacturer Part Number: 066-01155-02 ), ( Part Type: Tray Beacon Receiver Amplifier ), ( Warranty: 90 Day ), ( Compatible Make: Avionics ), ( Country Of Origin: United States )

Review KING Marker Beacon Receiver Isolationwith Tray Tested

The **King KMA24 Marker Beacon Receiver with Isolation and Tray Amplification (Part Number: 066-01155-02)** is a high-performance, aviation-grade navigation aid designed to enhance the detection and interpretation of VOR, NDB, and marker beacon signals for pilots operating in both general aviation and commercial aircraft. Engineered with precision and reliability in mind, this receiver is a critical component for pilots navigating low-visibility conditions, such as during instrument approaches, night flights, or in challenging weather. The unit features a robust **isolation amplifier**, which significantly boosts the signal strength of marker beacon transmissions typically operating at 75 MHz while minimizing interference from other electronic systems in the aircraft. This isolation ensures clearer, more accurate marker beacon signals, reducing the risk of misinterpretation and enhancing situational awareness during critical phases of flight. The **tray-mounted design** allows for seamless integration into existing avionics panels, providing easy access for installation and maintenance while maintaining a clean, uncluttered cockpit layout. Built with aviation-grade components, the KMA24 is constructed to withstand the demanding environments of flight, including temperature fluctuations, vibration, and electromagnetic interference, ensuring consistent performance even under the most challenging conditions. Whether used in a single-engine piston aircraft or a multi-engine turboprop, this receiver delivers dependable marker beacon reception, helping pilots stay on course and maintain spatial orientation with confidence. Its compact yet durable construction, combined with King s reputation for innovation and quality, makes the KMA24 an indispensable tool for pilots prioritizing safety and precision in their operations.

### **Pros and Cons of buying a King KMA24 Marker Beacon Receiver with Isolation and Tray Isolation Amplifier (Part No. 066-01155-02)**

#### **Pros:**

1. **High Sensitivity and Reliability** The KMA24 is a well-regarded marker beacon receiver designed for marine navigation, offering strong reception of 33 kHz marker beacons (e.g., AIS, VHF, and radar markers). Its sensitivity ensures reliable detection even in noisy environments, which is critical for safe navigation in coastal and harbor areas.

2. **Isolation Features** The inclusion of an isolation amplifier and tray isolation helps reduce electrical interference, improving signal clarity. This is particularly useful in vessels with complex electrical systems where noise from other electronics (e.g., radar, GPS, or engines) could otherwise degrade performance.

3. **Durability and Marine-Grade Build** King Radio products are known for their rugged construction, designed to withstand harsh marine conditions, including saltwater exposure, vibration, and temperature fluctuations. The enclosure is likely sealed to prevent corrosion, making it suitable for long-term use in demanding environments.

4. **Compatibility with King s Ecosystem** If you already use other King Radio equipment (e.g., radars, AIS units, or VHF radios), the KMA24 integrates seamlessly with their systems. This can simplify installation and maintenance, as well as ensure compatibility with existing software or interfaces.

5. **Clear Audible and Visual Alerts** The receiver provides both audible (buzzer) and visual (LED) indicators for marker beacon signals, which can be critical for quick response in low-visibility conditions or when manual monitoring is required.

6. **Adjustable Sensitivity** Many King receivers allow for manual tuning of sensitivity, enabling users to optimize performance based on environmental conditions or specific beacon types.

7. **Backlit Display** The display is likely backlit for easy readability in low-light conditions, which is a practical feature for nighttime or overcast operations.

8. **Warranty and Support** King Radio offers standard warranties and customer support, which can be reassuring for buyers investing in professional-grade equipment. Their reputation for after-sales service is generally positive.

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#### **Cons:**

1. **Cost** The KMA24 is a mid-to-high-end marker beacon receiver, and the inclusion of isolation features may increase its price compared to basic models. For smaller boats or casual users, this could be seen as overkill or an unnecessary expense.

2. **Complexity for Beginners** The integration of isolation amplifiers and advanced features may require some technical knowledge to install and configure correctly. Users unfamiliar with marine electronics might need assistance from a professional installer.

3. **Limited Range Without Additional Equipment** While the KMA24 itself is sensitive, its effective range depends on the antenna and other supporting hardware. If the antenna is poorly positioned or of low quality, the receiver s performance may be compromised. Some users may need to invest in a dedicated marker beacon antenna for optimal results.

4. **Maintenance Requirements** Like all marine electronics, the KMA24 will require periodic cleaning (especially in saltwater environments) and potential recalibration to maintain peak performance. Neglecting maintenance could lead to reduced sensitivity or equipment failure over time.

5. **Dependence on Power Supply** The receiver requires a stable power source (typically 12V DC). On boats with unreliable electrical systems, fluctuations or power surges could potentially damage the unit or cause intermittent operation.

6. **Niche Use Case** Marker beacon receivers are primarily useful for commercial or recreational vessels operating in areas with active marker buoys (e.g., harbors, channels, or near-shore waters). For open-water cruising or offshore sailing, the utility of this specific receiver may be limited compared to other navigation tools like radar or AIS.

7. **Potential for False Alarms** In areas with high electromagnetic interference (e.g., near industrial zones or other electronic equipment), the receiver might occasionally trigger false alerts, requiring manual verification.

8. **Replacement Parts and Obsolescence** As with all electronics, parts for older models may become harder to source over time. While King Radio is a reputable brand, ensuring long-term availability of accessories or replacements should be considered.

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### **Conclusion:**

The King KMA24 Marker Beacon Receiver with isolation features is a robust, high-performance solution for mariners who rely on marker beacons for navigation, particularly in coastal or harbor environments. Its sensitivity, durability, and integration with King s ecosystem make it a strong choice for commercial vessels, fishing boats, or recreational sailors who prioritize safety and reliability. However, the higher cost, technical installation requirements, and niche applicability mean it may not be the best fit for every user.

For **commercial operators, harbor pilots, or serious recreational sailors** who frequently navigate in areas with active marker buoys, the KMA24 is a worthwhile investment. It provides peace of mind through clear, reliable alerts and reduces the risk of navigation errors. On the other hand, **casual boaters, offshore cruisers, or those on a tight budget** might find more cost-effective alternatives or prioritize other navigation tools (e.g., radar or AIS) over a dedicated marker beacon receiver.

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### **Recommendation:** - **Buy the KMA24 if:**

- You operate in areas with dense marker buoy traffic (e.g., busy harbors, channels, or near-shore waters).

- You already use King Radio equipment and want seamless integration.

- You prioritize durability and clear, reliable alerts over other navigation aids.

- Your budget allows for a premium marine-grade receiver with isolation features.

- **Consider alternatives if:**

- You primarily sail offshore or in open water where marker beacons are less critical.

- You re on a tight budget and can achieve similar safety with other tools (e.g., radar with beacon detection or a basic AIS unit).

- You lack experience with marine electronics and would prefer a simpler, more user-friendly system.

- **Pair with:**

- A high-quality marker beacon antenna (e.g., King s KMA24 antenna or a compatible third-party option).

- Proper installation by a marine electronics professional to ensure optimal performance and minimize interference.

- Regular maintenance, including cleaning and checking connections, especially in saltwater environments.

Ultimately, the KMA24 is a **strong, professional-grade choice** for those who need it, but its value depends on your specific navigational needs and operating environment.

Details:

Please enquire. It has a very high probability of working perfectly, as expected. This item has been tested working. KING KMA24 Marker Beacon Receiver Isolation Amplifier 066-01155-02 w/ Tray - Tested Working, Very Good used condition as pictured.

part #: 0660115502 prices

  • $85.00-$140.00

specifications comnavavioni:

  • brand: King
  • mpn: 066-01155-02
  • part type: Tray Beacon Receiver Amplifier
  • warranty: 90 Day
  • compatible make: Avionics
  • country of origin: United States

offer comnavavioni:

  • availability: In Stock
  • started: March 12, 2026
  • sold: 0
  • quantity: 1
  • options: Ship-to-home

payments comnavavioni:

  • other
  • credit card: Visa
  • wallet: Paypal

seller comnavavioni:

  • rating: 100.0%
  • city: Minneapolis, Minnesota
  • # reviews: 1131

general comnavavioni:

  • Aviation Parts Accessories > Avionics > NAV/COMs
  • condition: Used

returns comnavavioni:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

shipping comnavavioni:

  • class: Standard, Expedited, One-day
  • type: Calculated
  • carrier: UPS, USPS
  • service: UPS Ground, USPS Priority Mail, UPS 2nd Day Air, UPS Next Day Air
  • cost: $16.43
  • transit: 2-5 Days
part type: tray beacon receiver amplifier, warranty: 90 day, compatible make: avionics, country of origin: united states,
category: auto parts > aviation parts accessories > avionics > nav/coms, sku: 6023791952304752,
King 066-01155-02 Is Similar To:
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5 offers $85.00–$140.00 USD
  • Used. Offer #1 priced at $85.00 + $8.29 shipping estimate = $93.29* total. Worked when removed from plane in 2025 The King KMA 24 Marker Beacon Receiver and Isolation Amplifiers PN 066-1055-03 is a high-quality avionics product manufactured by King Radio Corp.+$8.29 shipping
  • Used. Offer #2 priced at $140.00 + $8.01 shipping estimate = $148.01* total. King KMA-24 Marker Beacon Audio Panel.+$8.01 shipping
  • For parts or not working. Offer #3 priced at $99.00 + $16.45 shipping estimate = $115.45* total. Unit has not been tested for operational functionality and is sold AS-IS. King KMA 24 Audio Panel & Marker Beacon Receiver.+$16.45 shipping
  • Used. Offer #4 priced at $450.00 + $16.43 shipping estimate = $466.43* total. It has a very high probability of working perfectly, as expected. KING Marker Beacon Receiver Isolation Amplifier w/ Tray - Tested Working.+$16.43 shipping
  • Used. Offer #5 priced at $105.95 + $0.00 shipping estimate = $105.95* total. Manufacturer : King.FREE SHIPPING

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