MOOKEERF Antenna Cable Loss Coaxial Cb Extension 0706531239819 Nmo RG58-FME/UHF-J-NMO-J-35FT

( Brand: Mookeerf ), ( Manufacturer Part Number: RG58-FME/UHF-J-NMO-J-35FT ), ( Part Type: Antenna Cable ), ( Connector Type: Rf Connector ), ( Connector Gender: Male-to-male ), ( Color: Black ), ( Indoor Outdoor Usage: Outdoor ), ( Compatible Devices: Router ), ( Unit Count: 35.0 ), ( UPC: 706531239819 ), ( Package Dimensions Lxwxh: 4x4x1 Inches ), ( Weight: 0.22 Pounds )

Review MOOKEERF Rg58-fme/uhf-j-nmo-j-35ft Nmo Antenna Cable 35ft Low Loss Rg58 Coaxial Cb Extension

The **Mookeerf RG-58/FME UHF-J NMO 35-Foot Coaxial Antenna Cable** is a high-performance, rugged extension cable designed to deliver exceptional signal integrity and reliability for amateur radio operators, emergency communicators, and enthusiasts working with NMO (National Mobile Radio) mount antennas. Engineered with a **7/8" outer diameter**, this cable features a **foam-filled dielectric RG-58/FME construction**, which balances flexibility with durability, making it ideal for both stationary and mobile setups. The **UHF-J connector** on one end ensures a secure, weatherproof connection to most UHF antennas, while the **NMO female connector** on the other end provides a robust, threaded interface for mounting on NMO-compatible antenna masts, ensuring minimal signal loss and maximum stability even in high-wind conditions. With a **35-foot length**, this cable offers ample reach for installations where space is limited or for extending antennas to optimal heights without compromising performance. The **low-loss RG-58/FME coaxial design** minimizes signal degradation over long runs, making it perfect for VHF/UHF applications where clarity and consistency are critical. Built to withstand harsh environments, the cable s **abrasion-resistant outer jacket** and **water-resistant construction** ensure longevity, whether deployed in outdoor settings, vehicles, or temporary field operations. Whether used for portable operations, emergency communications, or permanent installations, this cable combines **versatility, durability, and performance** to meet the demands of serious radio enthusiasts and professionals alike.

### **Pros and Cons of buying a Mookeerf RG58-FME/UHF-J-NMO-J 35ft Coaxial Antenna Cable**

1. **Compatibility** The cable is designed for **NMO (National Marine Electronics Association) connectors**, which are commonly used in marine, CB, and amateur radio applications. The **UHF-J male to NMO-J female** configuration ensures a secure connection to most NMO-mounted antennas.

2. **Durability** RG58 coaxial cable is known for its **robust construction**, making it suitable for outdoor and marine environments where cables may be exposed to moisture, vibration, or physical stress. The **FME (foam-filled) version** provides better insulation and resistance to temperature fluctuations compared to standard RG58.

3. **Low Loss at Higher Frequencies** While RG58 has higher loss than RG-8 or LMR-400 at very high frequencies (e.g., UHF/VHF repeaters), it remains a **practical choice for CB (11-meter band, 27 MHz) and lower-frequency applications** where signal degradation over 35 feet is manageable.

4. **Affordability** Compared to specialized marine or low-loss cables, RG58 is **cost-effective**, making it a budget-friendly option for hobbyists, CB operators, or marine users who need a reliable extension without excessive expense.

5. **Easy Installation** The **pre-terminated NMO connectors** simplify installation, reducing the need for additional crimping or soldering. The **35-foot length** is a standard extension for many applications, avoiding the need for custom cuts.

6. **Wide Frequency Range** The cable supports frequencies from **DC to 600 MHz**, making it versatile for CB, marine VHF, amateur radio, and some emergency communication systems.

7. **Resistance to Environmental Factors** The **foam dielectric** helps maintain signal integrity in varying temperatures, and the **outer jacket** provides some protection against UV degradation and abrasion.

---

1. **Signal Loss Over Distance** RG58 has a **higher attenuation (signal loss) per foot** compared to RG-8 or LMR-400. At **27 MHz (CB band)**, the loss is approximately **1.5 2 dB per 100 feet**, meaning a **35-foot cable could introduce 0.5 0.7 dB loss**, which may be noticeable in weak-signal conditions. For longer runs, this could impact performance.

2. **Flexibility and Handling** While RG58 is more flexible than thicker cables like LMR-400, it is **not as rugged** as marine-grade cables (e.g., those with braided shielding or reinforced jackets). Prolonged bending or dragging could lead to **internal damage or connector loosening**.

3. **Connector Quality Varies by Brand** Some budget NMO connectors may **loosen over time** or develop oxidation, leading to **poor RF continuity**. High-quality NMO connectors (e.g., from **Amphenol or LMR**) are preferable but may require additional investment.

4. **Not Ideal for High-Power Applications** While RG58 can handle **moderate power levels** (e.g., CB transmitters under 400W), it is **not optimized for high-power amateur radio or marine transmitters** that may exceed 500W. Over time, excessive heat could degrade the cable.

5. **Limited Lifespan in Harsh Conditions** If exposed to **constant moisture, saltwater, or extreme temperatures**, the cable s insulation and shielding may degrade faster than premium marine cables. A **waterproof outer sleeve or additional strain relief** may be needed for marine use.

6. **Potential for Interference** Poor shielding or damaged outer jackets can lead to **RF leakage or noise pickup**, especially in areas with strong electromagnetic interference (e.g., near power lines or industrial equipment).

7. **No Built-in Strain Relief** The cable lacks **built-in strain relief** at the connectors, meaning users must **secure the cable properly** to prevent connector strain, which could lead to **loose connections or signal dropout**.

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The **Mookeerf RG58-FME/UHF-J-NMO-J 35ft cable** is a **practical and affordable choice** for **CB radio users, amateur radio operators, and marine VHF applications** where a **short to moderate extension** is needed. Its **NMO compatibility, durability, and wide frequency range** make it a solid option for those who prioritize **cost-effectiveness and ease of use** over ultra-low loss.

However, **users should be aware of its limitations**, particularly **signal loss over distance, connector reliability, and susceptibility to environmental damage**. If **longer runs, high power, or extreme conditions** are involved, upgrading to a **lower-loss cable (e.g., LMR-400) or a marine-grade RG58 with better shielding** may be justified.

For **most CB and short-range marine applications**, this cable provides a **good balance of performance and affordability**, making it a **recommended purchase** for hobbyists and casual users.

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- You need a **short (35ft) extension** for **CB, marine VHF, or amateur radio**.

- You are working within a **budget** and can accept minor signal loss.

- Your setup involves **moderate power levels** (under 500W).

- You plan to **secure the cable properly** to prevent physical stress on connectors.

- You require **longer runs (50ft )** where signal loss becomes significant.

- You operate in **harsh marine environments** and need **superior waterproofing and shielding**.

- You use **high-power transmitters** (e.g., 1kW amateur radio) and need a **lower-loss cable**.

- You want **premium connector quality** (e.g., Amphenol NMO) for long-term reliability.

For **most casual users**, this cable is a **sound investment** that delivers **reliable performance** without unnecessary complexity.

Details:

Wide Application This NMO antenna cable is used with brackets 3/4 inch to 3/8 mounting holes.The FME/PL259 male plug of this rg58 coaxial can be radios so239 female plug,and the side suitable for most HF/UF/VHF/CB antennas. Removable UHF Connector NMO mount antenna cable is equipped with a removable connector,making it perfect for installing your mobile two-way radio in narrow areas such as the vehicle luggage rack,engine compartment cover and trunk. Ultra High Quality The inner conductor of this NMO to UHF PL259 Male cable is made pure copper,outer Aluminum foil and tinned copper braid.More than 95% shield performance,95% resistance EMI RFI.Waterproof flexible PVC jacket allows the cb antenna exposure in outdoor harsh environments. Low Loss RG58 Cable High density tinned copper braid shields of our rg58 cb antenna extension cable supports better signal transfer with minimum loss over large distances and higher frequency use.VSWR 1.15.

part #: 0706531239819 prices

• $38.88-$61.64

specifications coaxcabl:

• brand: Mookeerf
• mpn: Rg58-fme/uhf-j-nmo-j-35ft
• part type: Antenna Cable
• connector type: Rf Connector
• connector gender: Male-to-male
• color: Black
• indoor outdoor usage: Outdoor
• compatible devices: Router
• unit count: 35.0
• upc: 706531239819
• package dimensions lxwxh: 4x4x1 Inches
• weight: 0.22 Pounds

seller coaxcabl:

• # reviews: 10
• city: Helendale, California
• rating: 100.0%

returns coaxcabl:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted
• method: Money back

general coaxcabl:

• condition: New
• Radio Communication > Parts Accessories > Coax Cables Connectors

payments coaxcabl:

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

offer coaxcabl:

• quantity: 1
• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: February 21, 2026

shipping coaxcabl:

• class: Standard
• transit: 5-11 Days
• type: Fixed
• cost: $0.00
• service: Standard

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