11 PAtC / PH / PJ

CONSTRUCTION DATA    Sheath....................PE; Æ =10.25 +/-0.1   Outer foil.............. All/Pet/All   Petrol jelly law   Outer braid.........Cu Sn Æ =0.15; Coverage =56% or 61% or 80%   Dielectric................ PEE / PH; Æ =7.3 +/-0.05   Inner conductor......Cu Æ =1.7       ELECTRICAL DATA DC RESISTANCE (at 20°C) Characteristic impedance......75 +/- 3W Inner conductor......... 7.8 W /Km Capacitance.............................50 pF / m Outer conductor ........9.7 W /Km Velocity ratio...........................85       NOMINAL ATTENUATION[dB/100m] RETURN LOSS[dB] 47 MHz..............2.5 [30 - 300] MHz >30 100 MHz............3.7 [300 - 860] MHz >27 230 MHz............5.8 [860 - 2400]MHz >22 400 MHz.............7.7   800 MHz...........11   860 MHz.........11.4 SCREENING EFFICIENCY [dB] 1000 MHz.......12.5 [30 - 1000] MHz >75 1350 MHz.......14.5   1750 MHz.......16.8   2050 MHz........18.4   2150 MHz.......18.9   2400 MHz.......20