●412 MESSAGER | ||||||
BASIC CONSTRUCTION | ||||||
CONDUCTOR | STANDARD SHIELD | |||||
MATERIAL | CCA/CU | |||||
Nom.Dia. | 2.26mm | |||||
DIELECTRIC | MATERIAL | Foam PE | ||||
Nom.Dia. | 9.19mm | |||||
OUT Conductor | MATERIAL | AL | ||||
Nom Thick | 0.25mm | |||||
Nom.Dia. | 9.8mm | |||||
JACKET | MATERIAL | PE | ||||
Nom.Thick. | 1.05mm | |||||
Nom.Dia. | 12.07mm | |||||
Messager | Nom.Dia. | 2.77mm steel | ||||
Nom.Shield Thickness | 0.6mm | |||||
BASIC CHARACTERISTICS | ||||||
Nominal Impedance(Ω) | 75±2 | |||||
Nominal Velocity of Propagation(%) | 87 | |||||
Nominal Capacitance(pf/ft) | 15.3±1.0 | |||||
Sparker Test (VAC) | 4000 | |||||
SRL (dB) | 30-470 | ≥20 | ||||
470-1000 | ≥18 | |||||
Attenuation | Frequency(MHz) | Maximum(dB/100m) | Maximum(dB/100ft) | |||
5 | 0.65 | 0.20 | ||||
30 | 1.67 | 0.51 | ||||
55 | 2.26 | 0.69 | ||||
83 | 2.82 | 0.86 | ||||
150 | 3.87 | 1.18 | ||||
211 | 4.62 | 1.41 | ||||
[@68°F(24℃)] | 250 | 5.05 | 1.54 | |||
270 | 5.28 | 1.61 | ||||
300 | 5.57 | 1.70 | ||||
350 | 6.13 | 1.87 | ||||
400 | 6.46 | 1.97 | ||||
450 | 6.92 | 2.11 | ||||
500 | 7.34 | 2.24 | ||||
550 | 7.71 | 2.35 | ||||
750 | 9.12 | 2.78 | ||||
865 | 9.87 | 3.01 | ||||
1000 | 10.73 | 3.27 | ||||