LMR400 Times — PL259 UHF Male to SO239 UHF Female

LMR400 Times cable

Cable

LMR400 Times

PL259 UHF Male

End A

PL259 UHF Male

$3.00

SO239 UHF Female

End B

SO239 UHF Female

$3.00

Specs Summary

CableLMR400 Times
Diameter.400 INCH
Impedance50 Ohm
FrequencyDC – 300 MHz
Velocity Factor85%
PL259 UHF Male InterfaceUHF threaded (PL-259 / SO-239)
SO239 UHF Female InterfaceUHF threaded (PL-259 / SO-239)
50 Ohm DC – 300 MHz

LMR400 Times — PL259 UHF Male to SO239 UHF Female

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Length Price
1 ft $27.74
6 ft $36.74
25 ft $70.94
50 ft $115.94
100 ft $205.94
250 ft $475.94
500 ft $925.94
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About This Assembly

LMR400 Times Cable

LMR-400 is the industry-standard low-loss 50-ohm coaxial cable from Times Microwave with a 0.400" outer diameter, offering less than half the signal loss of RG-8 at 2.4 GHz. The go-to cable for base station feedlines, cellular repeater installations, antenna runs from 50 to 200 feet, and any fixed installation requiring reliable broadband performance.

UHF Connector

The UHF connector (also known as PL-259 male / SO-239 female) is a large, low-cost RF connector designed in the 1930s for HF and VHF frequencies. Despite its name, its practical usable range is below 300 MHz due to its non-constant impedance design. It remains extremely popular in amateur radio (HF through VHF), CB radio, and marine radio applications.

Common Applications

This UHF cable assembly is well suited for cellular repeater installations, base station feedlines, and long outdoor antenna runs. The combination of reliable UHF connectors and custom-cut cable length makes it a practical choice for both field installations and bench setups. Every assembly is hand-terminated, continuity tested, and ships free within the USA.

LMR400 Times Signal Loss

Approximate attenuation at common RF frequencies.

Frequency Loss / 100 ft Loss / ft
100 MHz 1.5 dB 0.015 dB
450 MHz 3.3 dB 0.033 dB
900 MHz 4.7 dB 0.047 dB
1.8 GHz 6.8 dB 0.068 dB
2.4 GHz 7.9 dB 0.079 dB
5.8 GHz 13 dB 0.13 dB

Frequently Asked Questions

What is LMR400 Times coaxial cable used for?

LMR-400 is the industry-standard low-loss 50-ohm coaxial cable from Times Microwave with a 0.400" outer diameter, offering less than half the signal loss of RG-8 at 2.4 GHz. The go-to cable for base station feedlines, cellular repeater installations, antenna runs from 50 to 200 feet, and any fixed installation requiring reliable broadband performance.

What is the signal loss of LMR400 Times?

At 1800 MHz, LMR400 Times has approximately 6.8 dB of loss per 100 ft (0.068 dB/ft).

What frequency range does this assembly support?

This assembly is rated DC – 300 MHz, limited by the lowest-rated component across the cable and connectors.

Other LMR400 Times Configurations

PL259 UHF Male to SO239 UHF Female on Other Cables