Installation guide

Replaceable Parts
Cables for Option 501, 502, 503, 504 Signal Generators
3-36
Figure 3-16 Option 501, 502, 503, 504 - Option 1EM Semi-Rigid Cables
includes the AT1 Electronic Attenuator (Option 501, 502, 503, 504 or
Option UNJ)
or the AT1 High-Power Mechanical Attenuator (Option UNB)
with the A28 Reverse Power Protection (Option 501, 502, 503, 504 or
Option UNJ)