JMA14S-50

1/4” Superflexible Coaxial Cable

 
1: Jacket 2: Outer conductor 3.Dielectric 4. Inner conductor
Construction Associated Connectors

Inner
conductor

Material Copper clad aluminum wire   UXP-DM-14S UXP-NRA-14S
Diameter 0.075 in | 1.91 mm UXP-4MT-14S UXP-MRA-14S
Dielectric Material Physically foamed PE UXP-NM-14S UXP-DF-14S
Diameter 0.205 in | 5.21 mm UXP-2MT-14S UXP-4F-14S
Outer
conductor
Material Helical corrugated copper UXP-1MT-14S UXP-NF-14S
Diameter 0.255 in | 6.48 mm UXP-MDM-14S UXP-4MP-14S
Jacket Material PE, outdoor rated, black UXP-DRA-14S  
Diameter 0.290 in | 7.40 mm UXP-4RT-14S  
Mechanical
Cable weight 0.040 lb/ft | 0.060 kg/m
Single minimum bending radius 0.984 in | 25 mm
Multiple minimum bending radius 0.984 in | 25 mm
Tensile force 153 lb | 680 N
Bending moment 7 lbf·in | 0.8 Nm
Flat plate crush strength 100 lb/in | 1.8 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 79.4
Inductance, mH/m 0.2
Propagation velocity 0.84
DC resistance, IC 3.0 Ω/kft | 9.843 Ω/km
DC resistance, OC 2.2 Ω/kft | 7.216 Ω/km
DC test voltage, kV 1.6
Peak power, kW 6.4
Insulation resistance ≥ 100,000 MΩkm
Screening attenuation, dB >120
Max operating frequency, GHz 20.4
Frequency (MHz) VSWR
617-960 ≤ -28 (1.083)
1700-2200 ≤ -28 (1.083)
2200-2700 ≤ -27 (1.094)
3400-4200 ≤ -23 (1.152)
5150-5925 ≤ -20 (1.222)
Attentuation and average power*
Frequency
(MHz)
Nominal attenuation, @ 20 °C (dB/100m) Power rate
@ 40 °C (kW)
1 0.595 6.400
1.5 0.706 6.400
2 0.801 6.400
10 1.725 3.970
20 2.452 2.800
30 3.003 2.280
50 4.052 1.760
85 5.238 1.367
88 5.336 1.320
100 5.688 1.230
108 5.921 1.190
150 6.94 1.000
174 7.505 0.929
200 8.018 0.865
204 8.123 0.861
300 9.86 0.701
400 11.383 0.603
450 12.13 0.567
460 12.24 0.561
500 12.763 0.537
512 12.95 0.530
600 14.028 0.488
650 14.632 0.428
700 15.195 0.450
750 15.753 0.435
800 16.725 0.419
824 16.538 0.412
894 17.302 0.395
960 17.93 0.380
1700 24.183 0.279
1794 24.898 0.271
1800 24.97 0.271
2000 26.386 0.256
2100 27.106 0.249
2200 27.753 0.243
2300 28.462 0.237
2500 29.763 0.229
2700 31.025 0.220
3000 32.903 0.204
3400 35.133 0.191
3600 36.309 0.186
3700 36.817 0.183
3800 37.415 0.180
3900 37.894 0.177
4000 38.452 0.174
4100 38.971 0.172
4200 39.426 0.170
5000 43.46 0.153
6000 48.258 0.138
* 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.

10/21/21