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Cisco Model 8653-SU Addressable Transmitter Data Sheet

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Surge-Gap Stretch Taps 
 
3
 
 
Specifications 
 
Dimensions 
2-, 4-, 8-way:  3.5 in. H x 9 in. W x 3.5 in. D (88.9 mm H x 228.6 m W x 88.9 mm D) 
 
Mechanical 
• 
AL360T housing with powder paint coating and aluminum end plugs for environmental protection 
• 
Sealed and swaged extended F-ports for enhanced resistance to moisture ingress 
• 
Nickel-plated brass F-ports to ensure a corrosion-resistant drop interface 
• 
Versatile housing design permits aerial, pedestal, or MDU mounting schemes 
• Operating 
temperature 
from -40°C to +60°C 
• 
EMI shielding minimum 100 dB 
• 
Pressure tested at 10 psi for 60 seconds under water 
 
Electrical Specifications 
• 
Thru Continuous current      12 
amps 
- 
60/90 
V 
AC 
• Current 
limiting 
       250 
mA 
@ 
60°C, 
per 
drop 
• Surge 
Resistance 
−  Input / Output ports - (combo wave)    6 kV 
−  Tap ports (ring wave)  
  6 kV 
• Impedance         75 
ohm 
• 
Hum Modulation @ 10 Amps (typical)   
65 dB (5 - 10 MHz) 
70 dB (11 - 1000 MHz) 
 
 
AC/RF Bypass Switch Performance 
• 
System 
Open 
Circuit 
Time     0 
ms 
• 
Contact 
Resistance       10 
mOhms 
max 
•  Current and voltage Carrying  
 
 
 
12 A, 60/90 V AC 
• 
RF 
Frequency 
Range 
      5 
to 
1000 
MHz 
• Operating Temperature        -40ºC 
to 
+60ºC 
 
 
Standards Compliance 
Scientific-Atlanta’s Surge-Gap Stretch Taps meet or exceed the following industry standards: 
 
Safety 
•  EN 50083-1/EN 60065 
• UL 60960-1 
Mechanical  
• 
ANSI / SCTE 01 1996 - F-port interface specification 
• 
ANSI / SCTE 91 2004 - entry port interface specification 
Emissions 
• 
FCC - Part 76, Subpart K 
• EN 
50083-2 
Environmental 
• 
ASTM G 53 - weathering specification 
• 
ASTM B 117 - salt spray specification 
• 
ASTM D 3170 - chip resistance specification 
• 
ASTM G 21 - fungus growth rate of zero 
• 
EN 60529 IP 68 
 
 
 
 
 
 
 
5 MHz 
550 MHz 
750 MHz 
1 GHz 
Short Circuited 
Insertion Loss (dB) 
0.1 Max 
0.05 Mean 
0.4 Max 
0.3 Mean 
0.5 Max 
0.4 Mean 
0.7 Max 
0.6 Mean 
Short Circuited 
Return Loss (dB) 
40 Max 
53 Mean 
16 Max 
18 Mean 
16 Max 
17 Mean 
14 Max 
15 Mean 
Unless otherwise noted, specifications reflect typical performance and are referenced to 68
°F (20°C).  Specifications are based 
upon measurements made in accordance with SCTE/ANSI standards (where applicable), using standard frequency assignments.