Data Sheet
Flexible RF cable
RG_178_B/U
Description
RG: RG type RF cables
RG178, 50 Ohm, 3 GHz, 165C, 1.8 mm, FEP jacket
Technical Data
Construction
Material Detail Diameter
Centre conductor Steel, Copper+Silver plated Strand-07 0.31 mm
Dielectric PTFE (Polytetrafluoroethylene) 0.83 mm
Outer conductor Copper, Silver plated Braid, 95% 1.33 mm
Jacket FEP (Fluorinated ethylene propylene) RAL 8015 - br 1.8 mm +/- 0.1
Print: HUBER+SUHNER RG 178 B/U 50 Ohm (PA no.)
Armor N/A , %
Electrical Data
Impedance 50 +/- 2
Operating Frequency 3 GHz
Capacitance 97 pF/m
Velocity of signal propagation 69 %
Signal delay 4.84 ns/m
8
Insulation resistance
1 x 10 Mm
Min. screening effectiveness 40 dB (up to 1 GHz)
Max. operating voltage 0.5 kV (at sea level)
rms
Test voltage 1 kV (50 Hz/1 min)
rms
Mechanical Data
Weight 0.84 kg/100 m
Min. bending radius static 10 mm
repeated (for 50 bendings) 18 mm
dynamic 27 mm
Environmental Data
Temperature range -65 C... +165 C
Installation temperature -20 C... +60 C
Flammability IEC 60332-3,
2011/65/EU (RoHS) compliant
Additional Information
Ordering Information
Order as RG_178_B/U
Remarks
(For details refer to the HUBER+SUHNER RF CABLES GENERAL CATALOGUE or contact your nearest HUBER+SUHNER partner)
Suitable Connectors
Cable group U1 1 mm / 50 Ohm
Document: DOC-0000177747 AJ / PDO L / date of publication: 11.12.2018 17:25:06 / uncontrolled copy
Page 1/2Data Sheet
Flexible RF cable
RG_178_B/U
Matrix typical Attenuation [ formula: (a*f^0.5 + b*f) ] and maximum Power CW [ formula: (p/f^0.5) ]
Coefficients:
a = 1.414 b = 0.173 f = 3 P at 1GHz = 52
max
Frequency Nom. attenuation Nom. attenuation Max. CW power
(GHz) (dB / m) (dB / ft) (watt)
sea level 25 C sea level 25 C sea level 40 C
ambient ambient ambient
temperature temperature temperature
0,15 0,57 0,175 134
0,3 0,83 0,252 95
0,45 1,03 0,313 78
0,6 1,2 0,365 67
0,75 1,35 0,413 60
0,9 1,5 0,456 55
1,05 1,63 0,497 51
1,2 1,76 0,535 47
1,35 1,88 0,572 45
1,5 1,99 0,607 42
1,65 2,1 0,641 40
1,8 2,21 0,673 39
1,95 2,31 0,705 37
2,1 2,41 0,735 36
2,25 2,51 0,765 35
2,4 2,61 0,794 34
2,55 2,7 0,823 33
2,7 2,79 0,851 32
2,85 2,88 0,878 31
3,0 2,97 0,905 30
HUBER+SUHNER is certified according to ISO 9001, ISO 14001, AS/EN9100, ISO/TS 16949 and IRIS. www.hubersuhner.com
Waiver: Fact and figures herein are for information only and do not represent any warranty of any kind.
Document: DOC-0000177747 AJ / PDO L / date of publication: 11.12.2018 17:25:06 / uncontrolled copy
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