URM70 Datasheet, PDF (2/2 Pages) List of Unclassifed Manufacturers – Coaxial communication cable based on BS2316

TECHNICAL DATA SHEET
COAX Uniradio No. M70
Electrical characteristics
Mean characteristic impedance:
Regularity of impedance:
DC resistance inner conductor:
Capacitance:
Nominal velocity of propagation:
Insulation resistance:
Voltage Rating
DC:
RMS
75 ± 3 Ω
> 40 dB
≤ 92 Ω/km
67 pF/m ± 2 pF/m
66 %
> 2.10⁴ MΩ.km
3.6 kVdc
1.8 kVrms
Return loss at
5-30 MHz:
≥ 20 dB*
30-470 MHz:
≥ 20 dB*
470-1000 MHz:
≥ 18 dB*
*Max. 3 peak values 4 dB lower than specified.
Nominal Attenuation:
100 MHz: 15.2 dB/100m
200 MHz: 21.8 dB/100m
600 MHz: 39.1 dB/100m
1000 MHz: 51.7 dB/100m
code URM70
version 2
date 2007-10-25
page 2/2
Belden CDT believes this product to be in compliance with the environmental regulations EU RoHS (Directive 2002/95/EC,
27 January 2003); this is valid for all material produced after the RoHS compliant date for this product.
 Belden Wire & Cable B.V.
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