Central Office
Products
734 MULTI COAXIAL CABLE
Construction Details
Conductor
·
20 AWG solid silver plated,
tinned or bare copper.
Insulation
· High Density foam
Application
· Intended for interconnection of
transmission and switching
systems equipment.
polyolefin insulation.
Shield
· Aluminum/polyester tape
longitudinally applied over the
insulation. The aluminum side
faces outward and is in contact
with the overall braid shield.
· Overall braid shield comprised
of 34 AWG tinned annealed
copper applied with minimum
coverage of 80%.
Features
· UL listed as Type CMR and CSA
·
·
certified as Type CMR.
Suitable for DS3 (44.73 Mb/s)
transmission rates with maximum
reach of 450 ft. (137 m).
Suitable for indoor use up to 75ºC.
Jacket
· Gray polyvinylchloride jacket.
Cable Core
· 8 coaxial cables are cabled
together and wrapped with a
mylar foil.
Jacket
· Overall gray PVC jacket.
Electrical Characteristics
· Nominal electrical characteristics are shown in Table 1.
Packaging
· Standard shipping information
is as shown in Table 2.
Table 1 - Electrical Characteristics
Max D.C. Con'dr Resistance
Min Insulation Resistance
Nom Coaxial Capacitance
Dielectric Strength (con'dr to shield)
Nom Characteristic Impedance
Structural Return Loss
Velocity of Propagation
11 ohms/1000 ft at 20ºC
6 Gohms/1000 ft at 20ºC
17.0 pF/ft at 1000 Hz
3.5 kV DC for 5 seconds
75 ohms
30 dB minimum between 15
and 95 MHz (100% of cable)
80%
Central Office
Products
734 MULTI COAXIAL CABLE
Table 1a – Nominal Attenuation
Frequency in
MHz
1.000
1.024
4.224
5.000
10.000
17.184
22.368
25.920
44.736
50.000
69.632
77.760
100.000
137.088
200.000
Attenuation (dB/100 ft)
734D
Standard (Signal)
0.270
0.272
0.506
0.546
0.766
1.012
1.160
1.250
1.650
1.740
2.070
2.190
2.490
2.940
3.580
CEPT-1 (2.048 Mb/s)
CEPT-2 (8.448 Mb/s)
CEPT-3 (34.368 Mb/s)
DS-3 (44.730 Mb/s)
STS-1 (51.84 Mb/s)
CEPT (139.264 Mb/s)
STS-3 (155.52 Mb/s)
DS-4 (274.176 Mb/s)
Table 2 – Ordering Information
Type
734D
Part
No.
BES
1235-8
Conductor
Silver Plated
Copper
Conductor
Diameter
0.0311 inch
0.79 mm
Insulation
Diameter
0.148 inch
3.76 mm
Coaxial
Diameter
0.235 inch
4.97 mm
Overall
Diameter
Packaging
Product
Weight
.850
Bulk
325 lb/kft
Center Pin
Tool
XXX
XXX
XXX
XXX
010-0055
Not
Required
Center Pin
Die Size
XXX
XXX
XXX
0.068 x 255
XXX
Not
Required
Table 3 – Connector Cross-Reference
Manufacturer
ADC
Amphenol
AT & T
Gilbert
Trompeter
ITT Cannon RF
BNC Part
No.
BNC-734
31-70008-1000
405784273
G-BNC-62P145
UPL-220-025
W58-124-9069910
Crimp
Tool
WT-1
CTL-6
407060235
G-CRT-255
CT-3
050-000-0030050
Die Part
No.
WD-2
227-980-1
407060284
XXX
CD3-2
050-000-0030052
Die
Size
XXX
XXX
XXX
XXX
0.255 X 0.480
Same
Best-Tronics Manufacturing, Inc.
18500 Graphics Court, Tinley Park, IL 60477
Phone: 708 802-9677 Fax: 708 802-9676