GAI-Tronics 370-201, 372A Interface Amplifier Assembly - Manual (Page 6)

Pub. 42004-019D
Model 370-201 Interface Amplifier Assembly Page: 6 of 9
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Model 370-201 Applications
Two-Way Communication from a Telephone to a Page/Party
®
Line
In Figure 5, the communication is initiated by the telephone system. Once party-line communication is
established, two-way communication can occur. This application requires conversations to be prearranged.
Figure 5.
One-Way Paging between a Telephone and a Page/Party ® System
Model 370-201 may be used with a customer-provided page adapter (paging port) to interface telephone
PBX paging. This feature permits one-way paging from your telephone system to the page line of the
Page/Party
®
system. See Figure 6, noting that the direction of the arrows represents the flow of
communication. See the One-way Operation section.
Figure 6.