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 TM 55-1925-273-10-1
0051 00
SOUND POWERED TELEPHONE
1
3
2
9
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Figure 3. Sound Powered Telephone
Table 3. Sound Powered Telephone (refer to figure 3)
Key
Control/Indicator
Function
1
Handset
The handset is used to speak into and to listen from.
2
Selector Dial
The selector dial outlines available stations.
3
Selector Knob
The selector knob selects station to be called.
4
Magneto Handle
Crank the magneto handle to call a station.
5
Pushbutton
This pushbutton is used to transmit.
6
DIRECTORY Plate
The directory plate lists telephone stations aboard the vessel.
0051 00-5
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