1/4" Factory Fit and Certified Jumpers

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Electrical Specification Comments
Passive Intermodulation, 3rd Order1 -155 dBc minimum, dynamic HALT As per IEC 62037-2, -3, before, during and after HALT testing
Operating frequency1 DC - 6 GHz  
1/4S Interface: 1M
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -21 -21 -21 -21
2200 - 2700 -19 -19 -19 -19
3400 - 4200 -16 -16 -16 -16
5150 - 5925 -16 -16 -16 -16

* Minimum Return Loss @ 1700-2200 MHz is < -25 dB when selecting 14SP cable.

1 100% of jumpers factory-tested with result available via web-based portal (link below)

2 For mixed interface jumpers, Return Loss specification is governed by the interface with the lowest frequency rating.

1/4SP Interface: 1M
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -21 -21 -21 -21
2200 - 2700 -19 -19 -19 -19
3400 - 4200 -16 -16 -16 -16
5150 - 5925 --16 -16 -16 -16
1/4S Interfacse: MR, BD
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -28 -28 -28 -28
2200 - 2700 -25 -25 -25 -25
3400 - 4200        
5150 - 5925        
1/4SP Interfaces: MR, BD
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -26 -26 -26 -26
2200 - 2700 -23 -23 -23 -23
3400 - 4200        
5150 - 5925        
1/4S Interfaces: DM, DF, NM, NF, MM
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -28 -28 -28 -28
2200 - 2700 -25 -25 -25 -25
3400 - 4200 -20 -20 -20 -20
5150 - 5925        
1/4SP Interfaces: DM, DF, NM, NF, MM
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -26 -26 -26 -26
2200 - 2700 -23 -23 -23 -23
3400 - 4200 -18 -18 -18 -18
5150 - 5925        
1/4S Interfaces: 4M, 4F, 2M
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -28 -28 -28 -28
2200 - 2700 -25 -25 -25 -25
3400 - 4200 -20 -20 -20 -20
5150 - 5925 -16 -16 -16 -16
1/4SP Interfaces: 4M, 4F, 2M
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -28 -28 -28 -28
1700 - 2200 -26 -26 -26 -26
2200 - 2700 -23 -23 -23 -23
3400 - 4200 -18 -18 -18 -18
5150 - 5925 -16 -16 -16 -16
1/4S Interfaces: 4R, 2R, 1R
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -25 -25 -25 -25
1700 - 2200 -24 -24 -24 -24
2200 - 2700 -24 -24 -24 -24
3400 - 4200 -20 -20 -20 -20
5150 - 5925 -16 -16 -16 -16
1/4SP Interfaces: 4R, 2R, 1R
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -25 -25 -25 -25
1700 - 2200 -24 -24 -24 -24
2200 - 2700 -24 -24 -24 -24
3400 - 4200 -20 -20 -20 -20
5150 - 5925 -16 -16 -16 -16
1/4S Interfaces: DR, NR
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -25 -25 -25 -25
1700 - 2200 -24 -24 -24 -24
2200 - 2700 -24 -24 -24 -24
3400 - 4200 -20 -20 -20 -20
5150 - 5925        
1/4SP Interfaces: DR, NR
  Return Loss (dB)2
Frequency (MHz) L<20 20< L<80 80< L<130 130< L<170
617 - 960 -25 -25 -25 -25
1700 - 2200 -24 -24 -24 -24
2200 - 2700 -24 -24 -24 -24
3400 - 4200 -20 -20 -20 -20
5150 - 5925        
Highly Accelerated Life Tests (HALT) Specification Comments
Mechanical stress, dynamic Meets electrical performance in above table before, during, and after test. As per IEC 62037-2, -3
Peak pull strength > 150 lb min, ¼” superflexible jumpers
Cable limited, cable must fail before connection
Cable torque > 15 lbf·in min, ¼” superflexible jumpers
 Cable limited, cable must fail before connection
Thermal shock Meets electrical performance in above table before and after test. As per Anatel 75, before, during, and after HALT testing
Thermal stress Meets electrical performance in above table before, during, and after test. -55 °C to +85 °C, cycled every 2 hours for 30 days minimum
Moisture migration Meets electrical performance in above table before, during, and after test. No dye present past seals at 10X magnification. ANSI/SCTE 60 5 day submersion with thermal cycling.
Corrosion resistance Corrosion must not penetrate plating into base metals; plating must stay adhered to base metal. ASTM B117-94, 1000 hour duration
UV exposure Materials must show no signs of discoloration or embrittlement after 12 months exposure, equal to 33.4 years outdoors. Full UV spectrum (UVA, UVB, UVC), 12 months exposure with moisture present per ASTM G155
Vibration Meets electrical performance in above table before, during, and after test  
Jumper part number and description samples
JMA-4MW4RW-14S-8 Jumper, 4.3-10 to 4.3-10 RA, ¼” Superflex, WPS, 8 ft
JMA-4M4M-14S-25 Jumper, 4.3-10 to 4.3-10, ¼” Superflex, 25 ft
Cable reference datasheets
JMA14S-50 JMA14SP-50  
Customer Support    
Jumper performance portal    
Request connector training    
Customer service 1-315-431-7100 customerservice@jmawireless.com

All specifications are subject to change without notice.

04/09/25