]
h.
[Black polyvinyl chloride (PVC)][PVC low smoke polymer or FEP]
jacket.
i.
100 percent sweep testing from 5 MHz to a minimum of 1000 MHz.
2.3.3
Terminators
Terminators shall be rated for 75 ohms and 1/4 watt.
2.3.4
Splitters/Combiners
**************************************************************************
NOTE: Slope is the straight line of the average
response between 54 MHz and 450 MHz. Return loss is
a measure of impedance matching.
**************************************************************************
Use splitters/combiners with characteristics equal to or exceeding the
characteristics listed in this paragraph over the entire operating band.
All unused outlets must be terminated with 75-ohm terminators.
a.
Peak to Valley:
Not to exceed 1 dB across bandwidth of device.
b.
Return loss:
18 dB minimum.
c.
5-1000 Mhz
2.3.5
Line Taps
Line taps shall have 18 dB minimum isolation from each tap to the thru-line.
Pressure tapoffs are not permitted. Taps shall be rated from 5 to 1000 MHz
and shall have a peak to valley not to exceed 1 dB to 1 GHz.
**************************************************************************
NOTE: Designer has the option to provide a
combination convenience receptacle and CATV outlet
in one outlet box. If used, provide detail on
drawings indicating combined outlet with isolation
barrier between power and communication sections.
**************************************************************************
2.3.6
Outlets
Provide flush mounted, 75-ohm, F-type connector outlets rated from 5 to
1000 MHz in standard electrical outlet boxes[ with isolation barrier].
2.3.7
Connectors
**************************************************************************
NOTE: Delete trunk and feeder cable connectors for
housing units and when trunk cable and feeder cable
are not used in job.
**************************************************************************
Provide one piece connectors. [Trunk and feeder cable connectors shall be
pin type. ]Drop cable connectors shall be feed thru type.
SECTION 16783N
Page 16
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