FEDERAL CUSTOM CABLE SCA414-1M Ab Jumper Coax Male Sma Times LMR-300UF To Microwav

( Brand: Federal Custom Cable ), ( Manufacturer Part Number: SCA414-1M ), ( Type: Jumper Cable ), ( Connector A: Sma Male ), ( Cable Length: 39 Inches ), ( Country Of Origin: United States )

Review FEDERAL CUSTOM CABLE Lmr-300uf Ab Jumper Coax Male Inch To Sma Times Microwav

The **Federal Cable SCA414-1M LMR-300UF AB Jumper Coax Cable** is a high-performance, ruggedized coaxial cable designed for demanding professional applications, particularly in two-way radio, microwave communication, and time-sensitive signal transmission environments. This 1-meter (3.28-foot) length of cable features a **male SMA connector on one end and an AB-style (reverse-polarity) male connector on the other**, making it an ideal solution for bridging devices with mismatched connector types such as connecting an SMA-equipped transceiver to an AB-port-equipped antenna or base station. Constructed with a **flexible, yet durable, 100% oxygen-free copper (OFHC) inner conductor**, this cable ensures minimal signal loss and superior conductivity, maintaining signal integrity even in high-frequency applications up to **300 MHz**, as specified by its LMR-300UF rating. The **polyethylene dielectric core** provides excellent dielectric strength and stability, reducing signal degradation over distance, while the **aluminum-polymer shield** offers robust electromagnetic interference (EMI) rejection, protecting against external noise and ensuring clear, interference-free transmissions. The **braided copper outer shield** further enhances signal purity by minimizing cross-talk and external interference, making it a reliable choice for environments with high electromagnetic activity, such as industrial sites, emergency response operations, or microwave link installations. The **black, abrasion-resistant outer jacket** is made from a durable, UV-resistant material, ensuring longevity even in harsh outdoor conditions, while its flexible yet kink-resistant design allows for easy routing through tight spaces without compromising performance. Whether used in **land mobile radio (LMR) systems, amateur radio setups, microwave relay networks, or time-sensitive audio/video applications**, this cable delivers a perfect balance of reliability, flexibility, and signal fidelity, making it a trusted component for professionals who demand precision and durability in their communication infrastructure.

**Pros and Cons of buying a Federal Cable SCA414-1M LMR-300UF AB Jumper Coax (Male SMA to Times Microwave Connector)**

1. **Compatibility** The cable is designed for LMR (Land Mobile Radio) applications, making it suitable for two-way radios, amateur radio setups, and other RF (radio frequency) equipment. The SMA male connector is widely used in modern radios, while the Times Microwave connector is common in older or specialized gear, ensuring broad usability.

2. **Quality Construction** Federal Cable is a well-known manufacturer of high-quality RF coax cables, known for durability and reliable performance in demanding environments. The 300-ohm impedance is ideal for certain radio systems, particularly older or specialized equipment.

3. **Flexibility and Length** The 1-meter length provides enough flexibility for indoor or small outdoor installations without being overly cumbersome. It s long enough to connect radios to antennas or other components without excessive strain.

4. **Shielding and Signal Integrity** The AB (Air Bubble) construction helps maintain signal integrity by reducing signal loss and interference, which is critical for clear radio communication. The shielding also protects against electromagnetic interference (EMI).

5. **Easy Installation** The connectors are standard, and the cable is pre-terminated, simplifying setup. No additional tools or expertise are typically required for basic installations.

6. **Durability** The cable is likely to withstand repeated use and environmental exposure, making it a practical choice for field deployments or temporary setups.

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1. **Limited Length** At only 1 meter, this cable may not be sufficient for larger installations where longer runs are needed. Users may require multiple cables or an extension, adding cost and complexity.

2. **Connector Compatibility Issues** While SMA and Times Microwave connectors are common, some modern radios or antennas may use different connectors (e.g., N-type, TNC, or U.FL). This could require additional adapters, increasing the overall cost and potential for signal loss.

3. **Specialized Use Case** The 300-ohm impedance is less common in modern consumer-grade radios, which often use 50-ohm coax. This may limit its applicability to older equipment, amateur radio setups, or specific commercial applications.

4. **Potential Signal Loss** While the AB construction helps, any coax cable will introduce some signal attenuation over distance. For high-frequency or long-distance communication, this could be a minor drawback compared to lower-loss cables.

5. **Cost Relative to Alternatives** Depending on the market, this cable may be more expensive than generic 50-ohm coax cables, which are more universally compatible. If the connectors don t match your equipment, you may end up purchasing adapters anyway.

6. **Limited Availability of Replacements** If the cable fails, finding an exact replacement may be difficult, especially if the Times Microwave connector is not widely stocked by all suppliers.

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The Federal Cable SCA414-1M LMR-300UF AB jumper coax is a solid choice for users working with **300-ohm systems, older radios, or specialized RF equipment** where SMA and Times Microwave connectors are required. Its high-quality construction, flexibility, and durability make it a reliable option for specific applications. However, its **limited length, specialized impedance, and potential connector mismatches** with modern equipment may not make it ideal for general-purpose use.

If you are certain about the compatibility of your equipment and need a short, high-quality coax cable for a 300-ohm setup, this cable is a worthwhile investment. For most modern radios or general use, a **50-ohm coax cable with SMA connectors** (or the appropriate connectors for your equipment) would likely be a more versatile and cost-effective solution.

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- You are working with **300-ohm equipment** (e.g., some amateur radio setups, older commercial radios, or specific LMR systems).

- Your radios or antennas use **SMA male and Times Microwave connectors**.

- You need a **short, durable, and high-quality coax** for a specific application where impedance matching is critical.

- You are using **modern 50-ohm radios** (e.g., many consumer-grade two-way radios, CB radios, or digital radios).

- You require **longer cable lengths** or more flexibility in connector types.

- You want a **more universally compatible** cable that won t require adapters.

For general use, a **50-ohm RG-58 or LMR-400 coax cable with SMA connectors** would likely be more practical. Always verify connector compatibility and impedance requirements before purchasing.

Details:

LMR-300UF AB Jumper Coax Cable Male N to SMA 1 Meter Federal Custom SCA414-1M Times Microwave Systems Connectors King Am phenol or Equal LAWRENCE LIVERMORE NATIONAL LAB EXCESSS.

part #: sca4141m price

• $29.50

specifications coaxcabl:

• brand: Federal Custom Cable
• mpn: Sca414-1m
• type: Jumper Cable
• connector a: Sma Male
• cable length: 39 Inches
• country of origin: United States

general coaxcabl:

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

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• policy: No Returns

seller coaxcabl:

• rating: 99.6%
• # reviews: 1262
• city: Richland, Washington

offer coaxcabl:

• availability: In Stock
• started: January 31, 2026
• sold: 0
• options: Ship-to-home
• quantity: 3

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• carrier: USPS
• cost: $0.00
• transit: 4-9 Days
• service: USPS Ground Advantage
• class: Standard
• type: Calculated

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