JMA12-50
1/2” Annular Coaxial Cable
1: Jacket 2: Outer conductor 3. Dielectric 4. Inner conductor	Contact technical support: 1-888-201-6073 techsupport@jmawireless.com Download this datasheet

Available options	Length (ft)	Packaging type
JMA12-50-500	500	Standard 28" spool
JMA12-50-1312	1,312	Standard 28" spool

Construction				Associated Connectors
Inner conductor	Material	Copper clad aluminum wire		UXP-DM-12	UXP-DF-12
	Diameter	0.189 in | 4.80 mm		UXP-4MT-12	UXP-4F-12
Dielectric	Material	Physically foamed PE		UXP-NM-12	UXP-NF-12
	Diameter	0.480 in | 12.20 mm		UXP-2MT-12-01
Outer conductor	Material	Ring corrugated copper		UXP-4MP-12
	Diameter	0.543 in | 13.80 mm		UXP-DRA-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)

Attenuation 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.

04/17/25