TIMES MICROWAVE SYSTEMS LMR -240 Flexible Low Loss Communications Coax Ideal for Jumper Assemblies in Wireless Communications Systems Short Antenna Feeder runs (e.g. WLL, GPS, LMR, Mobile Antennas) Any application (e.g. WLL, GPS, LMR, WLAN, WISP, WiMax, SCADA, Mobile Antennas) requiring an easily routed, low loss RF cable Part Description Stock Construction Specifications Part Number Application Jacket Color Code Description Material In. (mm) LMR-240 Outdoor PE Black 54021 Inner Conductor Solid BC 0.056 (1.42) LMR-240-DB Outdoor/Watertight PE Black 54090 Dielectric Foam PE 0.150 (3.81) LMR-240-FR Indoor/Outdoor Riser CMR FRPE Black 54029 Outer Conductor Aluminum Tape 0.155 (3.94) LMR-240-FR-PVC Indoor/Outdoor Riser CMR FRPVC Black 54214 Overall Braid Tinned Copper 0.178 (4.52) LMR-240-PVC General Purpose PVC Black 54140 Jacket (see table) 0.240 (6.10) LMR-240-PVC-W General Purpose PVC White 54202 LMR-240-MA Indoor & Mobile Antenna PVC Black 54046 Electrical Specifications Performance Property Units US (metric) Environmental Specifications 0 o Velocity of Propagation % 83 Performance Property F C Dielectric Constant NA 1.42 Installation Temperature Range -40/+185 -40/+85 Time Delay nS/ft (nS/m) 1.21 (3.97) Storage Temperature Range -94/+185 -70/+85 Impedance ohms 50 Operating Temperature Range -40/+185 -40/+85 Capacitance pF/ft (pF/m) 24.2 (79.4) Inductance uH/ft (uH/m) 0.060 (0.20) Mechanical Specifications Shielding Effectiveness dB >90 Performance Property Units US (metric) DC Resistance Inner Conductor ohms/1000ft (/km) 3.2 (10.5) Bend Radius: installation in. (mm) 0.75 (19.1) Outer Conductor ohms/1000ft (/km) 3.89 (12.8) Bend Radius: repeated in. (mm) 2.5 (63.5) Voltage Withstand Volts DC 1500 Bending Moment ft-lb (N-m) 0.25 (0.34) Jacket Spark Volts RMS 5000 Weight lb/ft (kg/m) 0.034 (0.05) Peak Power kW 5.6 Tensile Strength lb (kg) 80 (36.3) Flat Plate Crush lb/in. (kg/mm) 20 (0.36) 18 (800) TMS-COAX www.timesmicrowave.com LMR-240TIMES MICROWAVE SYSTEMS Attenuation vs. Frequency (typical) 100.0 10.0 1.0 10 100 1,000 10,000 Frequency (MHz) Frequency (MHz) 30 50 150 220 450 900 1500 1800 2000 2500 5800 8000 Attenuation dB/100 ft 1.3 1.7 3.0 3.7 5.3 7.6 9.9 10.9 11.5 12.9 20.4 24.3 Attenuation dB/100 m 4.4 5.7 9.9 12.0 17.3 24.8 32.4 35.6 37.7 42.4 66.8 79.7 Avg. Power kW 1.49 1.15 0.66 0.54 0.38 0.26 0.20 0.18 0.17 0.15 0.10 0.08 Calculate Attenuation = (0.242080) FMHz + (0.000330) FMHz (interactive calculator available at