Figure 2-25. Waveguide switching Circuit, Schematic Diagram.
3A13A1 at the decoupled port. The "thru port" of 3A13A1
c. Noise Signal Generation. Noise signal
is available for connection to other waveguide test
generation equipment, 3A13, is included with Serial No.
equipment. When the diode is activated by the
001, Remote Control/Monitor Assembly 3A I. Assembly
application of 28 + 3 Vdc, a noise spectrum covering the
3A13 is divided into three subassemblies:
3 A 13 AI directional coupler (WR 112 size)
generated and supplied to the standby channel. NOISE
3A13A2 coax-to-waveguide transition
DIODE switch 3A1S2 on Serial No. 001, Remote
Control/Monitor Assembly 3AI (fig. 3-5) controls the 28-V
The directional coupler (3A13A1) is mounted on port 3 of
power to 3A13A3.
Waveguide Switch 3A2. The solid-state generator
(3A13A3) is a diode mounted in a coaxial structure. The
transition (3A13A2) is used to connect 3A13A3 to