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COMPONENT
Microphone Boom and Cable Assembly
PTT Switch
Vehicle Interface Connector
TTC Switch
M42 Gas Mask Microphone Connection
Battery Compartment
Framingham, MA 01701-9168
Figure 2.0b TTH Control Module Features
FUNCTION
Transmits user's voice into intercom or radio
channel
Used when transmitting on and listening to intercom
channel or radio. The latched position allows the
user to communicate on the vehicle intercom.
The OFF (center position allows the user to listen
only.
The Momentary (down) position allows the user to
communicate on the vehicle intercom and the
selected radio. Please note that these function
could vary by intercom. Please consult the intercom
manual.
Provides quick-disconnect for operator.
Used to monitor ambient noise environment when
desired.
Allows M116/G microphone in the M42 gas mask to
be plugged into the headset.
Contains AA alkaline battery to power TTC.
SIZE
FSCM
CLASS
A
32108
DWG NO.
RF
273139
SHEET
REV.
5 of 25
01D
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