User's Manual Chapter 13

Chapter 6: Internal Photographs
AT&T Wireless Services
6-71
FCC Type Acceptance Application
10991 Rev. 1.0 7/6/99
Figure 6.31 identifies the bottom side of the Bosch transceiver shelf
AD3 unit. The AD3 unit performs the following functions: three A/D
and D/A conversion modules support one subband, and conversion of
the digital baseband data from the DIF unit.
Figure 6.31—AD3 Bottom View