Northern Connectors Radiall RF & Microwave Cable Assemblies - Manual (Page 14)

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B-15
Cable assemblies
CONSTRUCTION / DImENSIONS
material mm inches
center conductor solid BC (1) 0.60 0.024
dielectric foam PE (2) 2.80 0.110
inner shield Triplex tape Al (3) /PES (4) /Al 2.90 0.114
outer shield TC (5) braid 3.30 0.130
jacket purple LSZH PE (6) 4.60 0.181
ElECTRICal ChaRaCTERISTICS
characteristic impedance 75Ω ± 3Ω
operating frequency range DC - 3 GHz
shielding effectiveness -
voltage withstanding 1 500 V rms
peak power -
capacitance 56 pF / m 17.07 pF / ft
velocity of propagation 78 % (4.3 ns / m)
mEChaNICal ChaRaCTERISTICS
recommended minimum
bending radius
37 mm 1.46 inch
weight 24 g / m 0.0161 lbs / ft
ENVIRONmENTal ChaRaCTERISTICS
operating temperature range -20 / +70 °C -4 / +158 °F
fire resistance yes (IEC 60332-1)
halogen free yes (IEC 60754-1 & -2)
fREqUENCy / aTTENUaTION (typ.) /
CW maX pOWER (sea level / 25 °C)
GHz dB / m dB / ft Watts
0.05 0.073 0.022 -
0.1 0.103 0.031 -
0.5 0.238 0.072 -
0.8 0.305 0.092 -
1.0 0.343 0.104 -
1.5 0.426 0.129 -
2.0 0.499 0.151 -
2.5 0.563 0.171 -
3.0 0.623 0.189 -
attenuation calculation (dB/m) (0.32 x √f GHz) + (0.023 x f GHz)
(1) BC = Bare Copper
(2) PE = PolyEthylene
(3) Al = Aluminum
(4) PES = PolyESter
(5) TC = Tinned Copper
(6) LSZH PE = Low Smoke Zero Halogen PolyEthylene
Due to its 75 ohms characteristic impedance,
this cable is rather dedicated to HDTV/Video
application.
APPLICATION NOTE
flEXIblE CablE 4.6/75 D
(HD 0.6/2.8 - mini RG59 type)
p/N: C291 333 039
CONSTRUCTION / DImENSIONS
material mm inches
center conductor stranded SPCCS (1) 0.30 0.012
dielectric solid PTFE (2) 1.60 0.063
inner shield SPC (3) braid 2.00 0.079
outer shield - - -
jacket brown FEP (4) 2.54 0.100
ElECTRICal ChaRaCTERISTICS
characteristic impedance 75Ω ± 3Ω
operating frequency range DC - 3 GHz
shielding effectiveness 40 dB
voltage withstanding 2 000 V rms
peak power 1.6 kW
capacitance 69 pF / m 21 pF / ft
velocity of propagation 70 % (4.8 ns / m)
mEChaNICal ChaRaCTERISTICS
recommended minimum
bending radius
10 mm 0.400 inch
weight 14.5 g / m 0.0097 lbs / ft
ENVIRONmENTal ChaRaCTERISTICS
operating temperature range -55 / +200 °C -67 / +392 °F
fire resistance yes (CSA FT6 / IEC 332-2)
halogen free no
fREqUENCy / aTTENUaTION (typ.) /
CW maX pOWER (sea level / 25 °C)
GHz dB / m dB / ft Watts
0.1 0.29 0.09 791
0.2 0.41 0.13 559
0.3 0.51 0.15 456
0.5 0.66 0.20 354
1.0 0.95 0.29 250
1.5 1.17 0.36 204
2.0 1.37 0.41 117
2.5 1.54 0.47 158
3.0 1.70 0.51 144
attenuation calculation (dB/m) (0.91 x √f GHz) + (0.04 x f GHz)
power calculation (W) 250 / √f GHz
(1) SPCCS = Silver Plated Copper Covered Steel
(2) PTFE = PolyTetraFluoroEthylene
(3) SPC = Silver Plated Copper
(4) FEP = Fluorinated Ethylene Propylene
Due to its 75 ohms characteristic impedance,
RG179 is rather dedicated to TV/Video
application.
Its small internal stranded inner conductor
diameter allows high flexibility for an easy
routing.
Usable in severe thermal conditions.
APPLICATION NOTE
flEXIblE CablE 2.6/75 S
(RG179)
p/N: C291 210 007
(MIL-C-17/94-RG179)
: Service+ program = fast delivery
Note: typical attenuation for a couple of connectors (dB) = 0.045 x √f (GHz)