JMA12-50

1/2” Annular Coaxial Cable

 
1: Jacket 2: Outer conductor 3. Dielectric 4. Inner conductor
Available options Length (ft) Packaging type
JMA12-50-500 500 Lightweight 22" spool
JMA12-50-1312 1,312 Standard 28" spool
Construction Associated Connectors

Inner
conductor

Material Copper clad aluminum wire   UXP-DM-12 UXP-MRA-12
Diameter 0.189 in | 4.80 mm UXP-4MT-12 UXP-DF-12
Dielectric Material Physically foamed PE UXP-NM-12 UXP-4F-12
Diameter 0.480 in | 12.20 mm UXP-2MT-12 UXP-NF-12
Outer
conductor
Material Ring corrugated copper UXP-MDM-12 UXP-MDF-12
Diameter 0.543 in | 13.80 mm UXP-DRA-12 UXP-4MP-12
Jacket Material PE, outdoor rated, black UXP-4RT-12  
Diameter 0.630 in | 16.00 mm UXP-NRA-12  
Mechanical
Cable weight 0.148 lb/ft | 0.22 kg/m
Single minimum bending radius 2.8 in | 70 mm
Multiple minimum bending radius 4.9 in | 125 mm
Tensile force, minimum 253 lb | 1130 N
Bending moment 4.79 lbf·ft | 6.5 Nm
Flat plate crush strength 112 lb/in | 2 kg/mm
Recommended clamp spacing 3.3 ft | 1 m
Environmental
Storage temperature -94 °F to +185 °F | -70 °C to +85 °C
Installation temperature -40 °F to +140 °F | -40 °C to +60 °C
Operation temperature -67 °F to +185 °F | -55 °C to +85 °C
Electrical properites
Impedance 50 ± 1.0 Ω
Dynamic PIM (dBc) > -160 minimum
Nominal capacitance, pF/m 76
Inductance, mH/m 0.19
Propagation velocity 0.88
DC resistance, IC 0.45 Ω/kft | 1.48 Ω/km
DC resistance, OC 0.82 Ω/kft | 2.69 Ω/km
DC test voltage, kV 4.0
Peak power, kW 40
Insulation resistance, MΩkm ≥ 100,000
Screening attenuation, dB >120
Max operating frequency, GHz 8.8
Frequency (MHz) VSWR
617-960 ≤ -30 (1.065)
1700-2200 ≤ -30 (1.065)
2200-2700 ≤ -28 (1.083)
3400-4200 ≤ -23 (1.152)
5150-5925 ≤ -22 (1.173)
Attentuation and average power*    
Frequency
(MHz)
Nominal attenuation, @ 20 °C (dB/100m) Power rate
@ 40 °C (kW)
  Frequency
(MHz)
Nominal attenuation, @ 20 °C (dB/100m) Power rate
@ 40 °C (kW)
1 0.211 33.723 3900 15.55 0.559
1.5 0.259 29.068 4000 15.815 0.551
2 0.299 25.900 4100 16.121 0.543
10 0.672 12.440 4200 16.489 0.536
20 0.954 8.863 5000 18.01 0.485
30 1.172 7.246 6000 20.216 0.436
50 1.695 5.608      
85 2.205 4.287      
88 2.208 4.212      
100 2.36 3.947      
108 2.45 3.795      
150 2.87 3.207      
174 3.067 2.972      
200 3.305 2.766      
204 3.31 2.738      
300 4.065 2.241      
400 4.462 1.929      
450 4.759 1.813      
460 5.03 1.792      
500 5.021 1.715      
512 5.085 1.694      
600 5.785 1.558      
650 6.04 1.493      
700 6.27 1.436      
750 6.509 1.384      
800 6.456 1.337      
824 6.56 1.316      
894 6.855 1.260      
960 7.124 1.213      
1700 9.744 0.889      
1794 10.433 0.863      
1800 10.508 0.862      
2000 11.11 0.813      
2100 11.19 0.792      
2200 11.251 0.771      
2300 11.535 0.753      
2500 12.09 0.718      
2700 12.627 0.688      
3000 13.679 0.649      
3400 14.401 0.604      
3600 15.065 0.585      
3700 15.118 0.576      
3800 15.302 0.567      
* Note: Attenuation specifications are measured by free space method according to IEC61196.4-204.
Maximum attenuation value shall be 105% of the nominal attenuation value.

01/18/22