GE MEDICAL SYSTEMS
D
IRECTION 2392751-100, REVISION 3VIVID™ 4 SERVICE MANUAL
5-16 Section 5-1 - Overview
5-4-2 Front Board Assembly (FB)
5-4-2-1 General Description
The FB Board has 64 identical receive channels.
The signal in each channel is fed via a Transmit/Receive (T/R) switch to a preamplifier. The next step
is a Time Controlled Gain (TGC) amplifier used to equalize the signal strength from the near-field, the
mid-field and the far-field.
Figure 5-10 Front Board Assembly Block Diagram
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