TECHNICAL DATA SHEET code MRG1781
version
1
date
2006-07-11
Coax RG178 PE PVC page 1/2
© Belden Wire & Cable B.V.
All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the copyrig ht owner
APPLICATION
Coaxial co mmunication cable based on MIL-C-17.
CONSTRUCTION
1 2 3 4
1 Inner conductor Silver plated, copper cladded steel
2 Dielectric Solid PE
3 Braid Tinned copper
4 Sheath PVC according the European Standard HD 624.
REQUIREMENTS AND TEST METHODS
Test methods in accordance with European standard EN 50289.
Mechanical characteristics
1. Inner conductor. 7 x 0.1 mm
Diameter: 0.3 mm ± 0.02 mm
2. Dielectric:
Diameter: 0.84 mm ± 0.15 mm
3. Outer conductor:
Diameter screen: 1.37 mm ± 0.15 mm
Coverage braid: 95 % ± 4 %
4. Sheath:
Diameter: 1.8 mm ± 0.1 mm
5. Cable:
Storage/operating temperature: -25°C to +70°C
Minimum installation temperature: -5 °C
Total weight: 8.5 g/m
TECHNICAL DATA SHEET code MRG1781
version
1
date
2006-07-11
Coax RG178 PE PVC page 2/2
© Belden Wire & Cable B.V.
All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the copyrig ht owner
Electrical ch aracteristics
Mean characteristic impedance: 50 ± 2 Ω
Regularity of impedance: > 40 dB
DC resistance inner conductor: ≤ 802 Ohm/km
Capacitance: 100 pF/m ± 3 pF/m
Nominal velocity of propagation: 66 %
Voltage Rating
DC: 1.0 kVdc
RMS 0.6 kVrms
Nominal Attenuation:
10 MHz: 19 dB/100m
200 MHz: 63 dB/100m
400 MHz: 92 dB/100m
1000 MHz: 151 dB/100m
Belden CDT believes this product to be in compliance with the environmental regulations EU RoHS (Di r ective 2002/95/EC,
27 January 2003); this is valid for all material produced after the RoHS compliant date for this product.
