Detailed Specifications & Technical Data
ENGLISH MEASUREMENT VERSION
1258AM Coax - CATV Cable
For more Information
please call
1-800-Belden1
General Description:
Series 6, 18 AWG solid .040" bare copper-covered steel conductor, gas-injected foam polyethylene
insulation, Duobond® II + aluminum braid shield (60% coverage), PVC jacket.
Physical Characteristics (Overall)
Conductor
AWG:
# Coax AWG Stranding Conductor Material
1
18
Solid
Dia. (in.)
BCCS - Bare Copper Covered Steel .040
1
Total Number of Conductors:
Insulation
Insulation Material:
Insulation Material
Dia. (in.)
Gas-injected FPE - Foam Polyethylene .180
Outer Shield
Outer Shield Material:
Layer # Outer Shield Trade Name Type Outer Shield Material
1
2
Outer Shield Flooding Grease:
Bonded Duofoil®
Braid AL - Aluminum
CoreGuard®
Coverage (%)
60
Tape Bonded Aluminum Foil-Polyester Tape-Aluminum Foil 100
Outer Jacket
Outer Jacket Material:
Outer Jacket Material
PVC - Polyvinyl Chloride
Messenger
Messenger Diameter:
Messenger Material:
0.051 in.
Galvanized Steel
Overall Cable
Overall Nominal Diameter:
0.270 x 0.410 in.
Mechanical Characteristics (Overall)
Operating Temperature Range:
Bulk Cable Weight:
Max. Recommended Pulling Tension:
Min. Bend Radius/Minor Axis:
-40°C To +80°C
40 lbs/1000 ft.
110 lbs.
3 in.
Applicable Specifications and Agency Compliance (Overall)
Applicable Standards & Environmental Programs
EU Directive 2011/65/EU (ROHS II):
EU CE Mark:
EU Directive 2000/53/EC (ELV):
EU Directive 2002/95/EC (RoHS):
EU RoHS Compliance Date (mm/dd/yyyy):
EU Directive 2002/96/EC (WEEE):
EU Directive 2003/11/EC (BFR):
CA Prop 65 (CJ for Wire & Cable):
MII Order #39 (China RoHS):
Series Type:
Yes
No
Yes
Yes
01/01/2004
Yes
Yes
Yes
Yes
Series 6
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Detailed Specifications & Technical Data
ENGLISH MEASUREMENT VERSION
1258AM Coax - CATV Cable
Plenum/Non-Plenum
Plenum (Y/N):
No
Electrical Characteristics (Overall)
Nom. Characteristic Impedance:
Impedance (Ohm)
75.000
Nom. Inductance:
Inductance (µH/ft)
.097
Nom. Capacitance Conductor to Shield:
Capacitance (pF/ft)
16.2
Nominal Velocity of Propagation:
VP (%)
83
Nominal Delay:
Delay (ns/ft)
1.2
Nom. Conductor DC Resistance:
DCR @ 20°C (Ohm/1000 ft)
28.0
Nominal Outer Shield DC Resistance:
DCR @ 20°C (Ohm/1000 ft)
9
Max. Attenuation:
Freq. (MHz) Attenuation (dB/100 ft.)
5
55
211
270
300
350
400
450
550
750
870
1000
0.67
1.60
2.87
3.24
3.43
3.72
4.00
4.26
4.71
5.59
6.00
6.54
Max. Operating Voltage - Non-UL:
Voltage
350 V RMS
Minimum Structural Return Loss:
Description Freq. (MHz) Start Freq. (MHz) Stop Freq. (MHz) Min. SRL (dB)
5
1000
20
Notes (Overall)
Notes:
Sweep tested 5 MHz to 1 GHz.
Put Ups and Colors:
Item #
1258AM 0101000
Putup
1,000 FT
Ship Weight
43.000 LB
Color
BLACK
Notes
Item Desc
#18 GIFHDLDPE SH PVC W/MSGR
Revision Number: 1
© 2017 Belden, Inc
All Rights Reserved.
Revision Date: 08-20-2012
Although Belden makes every reasonable effort to ensure their accuracy at the time of this publication, information and specifications described herein are subject to error or omission and to
change without notice, and the listing of such information and specifications does not ensure product availability.
Belden provides the information and specifications herein on an "AS IS" basis, with no representations or warranties, whether express, statutory or implied. In no event will Belden be liable for
any damages (including consequential, indirect, incidental, special, punitive, or exemplary damages) whatsoever, even if Belden has been advised of the possibility of such damages, whether
in an action under contract, negligence or any other theory, arising out of or in connection with the use, or inability to use, the information or specifications described herein.
All sales of Belden products are subject to Belden's standard terms and conditions of sale.
Belden believes this product to be in compliance with EU RoHS (Directive 2002/95/EC, 27-Jan-2003). Material manufactured prior to the compliance date may be in stock at Belden facilities
and in our Distributor’s inventory. The information provided in this Product Disclosure, and the identification of materials listed as reportable or restricted within the Product Disclosure, is
correct to the best of Belden’s knowledge, information, and belief at the date of its publication. The information provided in this Product Disclosure is designed only as a general guide for the
safe handling, storage, and any other operation of the product itself or the one that it becomes a part of. This Product Disclosure is not to be considered a warranty or quality specification.
Regulatory information is for guidance purposes only. Product users are responsible for determining the applicability of legislation and regulations based on their individual usage of the
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