Page 14 of Flexible Microwave Cable - UTiFLEX by Micro-Coax, Inc.

u tiflex ultra low loss cable assemblies utiflex ultra low loss cable assemblies are optimized to provide the lowest insertion loss available in a flexible cable construction up to 18 26.5 and 40 ghz the cables utilize an ultra low density ptfe dielectric that lowers weight and insertion loss improves electrical stability and provides greater resilience and flexibility when compared to standard microwave cables mechanical characteristics utiflex type outer diameter inch mm center conductor type weight grams/ft meter minimum bend radius inch mm flexures ufb142c 0.142 3.61 stranded 9 29.5 0.38 9.65 35,000 ufb142a 0.142 3.61 solid 10 32.8 0.38 9.65 5,000 ufb197c 0.197 5.00 stranded 18 59.1 0.50 12.70 35,000 ufb205a 0.205 5.21 solid 20 65.6 0.50 12.70 5,000 ufb293c 0.293 7.44 stranded 37 121.4 0.75 19.05 35,000 ufb311a 0.311 7.90 solid 42 137.8 1.25 31.75 5,000 electrical characteristics impedance ohms frequency range ghz velocity of propagation capacitance pf/ft meter shielding effectiveness db 1 ghz maximum insertion loss db/ft meter 1 ghz 10 ghz 18 ghz 26.5 ghz 40 ghz phase stability vs flexure 10 ghz 18 ghz phase stability vs temperature power handling vswr 50 dc-18 83 24.5 80.4 100 0.12 0.39 0.38 1.25 0.51 1.67 ­ ­ 1º 1º 50 dc-40 83 24.5 80.4 100 0.11 0.36 0.33 1.08 0.45 1.48 0.55 1.81 0.68 2.23 2º 3º 50 50 dc-26.5 dc-26.5 83 83 24.5 80.4 24.5 80.4 100 100 see figure on next page 0.09 0.30 0.08 0.26 0.30 0.98 0.23 0.76 0.40 1.31 0.32 1.05 0.49 1.61 0.39 1.28 ­ ­ 1º 1º 1º 2º see figure on next page see figure on next page refer to connector selection guide 50 dc-18 83 24.5 80.4 100 0.06 0.20 0.19 0.62 0.26 0.85 ­ ­ 3º 5º 50 dc-18 83 24.5 80.4 100 0.05 0.16 0.15 0.49 0.21 0.69 ­ ­ 3º 5º cable wrapped around a 2 inch diameter mandrel cable wrapped around a 3 inch diameter mandrel environmental characteristics temperature range deg c -65 165 -65 165 -65 165 -65 165 -65 165 see page 16 for applicable environmental test 65 165 silver-plated copper wire or silver-plated copper clad steel wire ultra low density ptfe dielectric silver-plated copper shield silver-plated copper braid fep jacket micro-coax 206 jones boulevard pottstown pa 19464-3465 usa phone 610.495.0110 fax 610.495.6656 www.micro-coax.com 12

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