C
HEETAH
S
ERIES
S
WITCHERS
–
C
HAPTER
7
81-9059-0570-0
Rev. C
Proprietary Information of
PESA
S
WITCHING
S
YSTEMS
,
I
NC
.
83
7.11
C
HEETAH
256
X
448
C
HASSIS
I
NPUT
/O
UTPUT
S
IGNAL
C
ONNECTORS
These Input/output (I/O) BNC coaxial connectors, located on the rear of the unit (refer to Section 7.12
for I/O locations) provide the input/output signal interface. The video input connectors are internally
terminated into 75
Ω
. Use coaxial cable and a standard BNC connector to connect each source. Input
and output modules can be populated in increments of 16. Input modules provide up to 100m (meters)
of equalization for HD and up to 300m for SDI.
Output modules include both HD/multi-rate and SDI output modules that consist of a single copper
connection. However, daughter boards can be installed to provide a second output per bus. The second
output can be either copper or fiber (single mode or multi-mode). For SDI applications, a DAC monitor
grade, 10-bit output board can be installed as an option. For HD applications, a HD to SD conversion
card can be installed as an option.
For I/O card removal and installation, refer to Chapter 11.
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