Assembly Replacement
A24 20 GHz Highband Coupler (Options 503, 509, 513, 520, and 521)
Figure 3-32
A24 20 GHz Highband Coupler (Option 521 - Standard)
Figure 3-33
A24 20 GHz Highband Coupler (Option 521 - Option 1EM)
W143
E8257D/67D, E8663D PSG Signal Generators Service Guide
W142
A25
A24
A25B
A24
A33
A25B
W147
W144
315