P3 750 JCA / P3 750JCA

75 Ohm Coaxial Cable
Trunk & Distribution

PRODUCT DESCRIPTION: (AERIAL CONSTRUCTION)
  SOLID ALUMINUM TUBE SWAGED ONTO DIELECTRIC 
CORE, FULLY BONDED COPPER CLAD CENTER CONDUCTOR,   
MEDIUM DENSITY PE JACKET
 
CENTER CONDUCTOR:
COPPER CLAD ALUMINUM
NOMINAL DIAMETER: 0.167” (4.24 mm)
 
DIELECTRIC:
MICRO-CELLULAR FOAM PE
NOMINAL DIAMETER 0.680” (17.27 mm) 
 
SHIELD:
SOLID ALUMINUM TUBE
    NOMINAL OUTER CONDUCTOR THICKNESS: 0.035” (0.89 mm)
 
JACKET:
  MEDIUM DENSITY PE
  NOMINAL JACKET DIAMETER: 0.820” (20.83 mm)
  NOMINAL JACKET THICKNESS: 0.035” (0.89 mm)
 
MECHANICAL CHARACTERISTICS:
  MINIMUM BEND RADIUS: STANDARD = 8.0” (20.3 cm)
  MINIMUM BEND RADIUS: BONDED = 6.0” (15.2 cm)
  MAXIMUM PULLING TENSION = 675 lbs. (306 kgf) 

ELECTRICAL CHARACTERISTICS:  
 
  CAPACITANCE:    15.3 ± 1.0 pf/ft. (50 ±3.0 nf/km)
  IMPEDANCE:    75 ± 2 Ohms            
  VELOCITY OF PROPAGATION:    87% NOMINAL
  NOMINAL DC LOOP RESISTANCE @ 68°F:   0.76 Ohms/1000 ft. (2.49 Ohms/km)
  ATTENUATION @ 68°F (20°C):

@ Frequency MHz  dB/100 ft. (MAX.)  dB/100 meters (MAX.)
5 MHz  0.11   0.36
55 MHz  0.37  1.21
83 MHz  0.46  1.51 
211 MHz  0.74  2.43
250 MHz  0.81  2.66
300 MHz  0.89  2.92
350 MHz  0.97  3.18
400 MHz  1.05  3.45
450 MHz  1.12  3.67
500 MHz  1.18  3.87
550 MHz  1.24  4.07
600 MHz  1.31  4.30
750 MHz  1.48  4.86
865 MHz  1.61  5.28
1000 MHz  1.74  5.71