Telecast Adder 162 User Manual page 29

The Telecast Clear-Com interface is compatible with powered or unpowered belt packs as well
as fixed equipment. You may power 5 to10 belt packs with each intercom module from the
internal power supply. Many more belt packs can be added if powered externally. Refer to your
intercom manufacturer's documentation for additional system details.
For operation with a belt pack, set the PORTS to w (powered), the TERM to ON and center
each of the INPUT gain, OUTPUT gain and NULL controls. Readjust these controls to optimize
performance as required.
RTS modules provide a two-channel intercom on a single 3-pin XLR connector. This Telecast
module fully supports the RTS signaling protocol and signal levels.
RTS channel operation is optimized by the use of front panel adjustments as shown in Figure 29
and listed below.
• Input Gain, ± 10 dB
• Output Gain, ± 10 dB
• Null
Table 9 lists the RTS Telex pin numbers and intercom connections. Switches are also provided
for the channel pair for:
• Dry unpowered (d), or Wet powered (w) PORTS
• 200 Ohm ON or OFF terminations TERM
The interface is compatible with powered or unpowered belt packs as well as fixed equipment.
You may power 5 to 10 belt packs with each intercom module. Refer to the note on page 23 and
to your intercom manufacturer's documentation for additional system details.
Figure 28: Intercom Module: Clear-Com
Figure 29: Intercom Module: RTS Telex
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