N5245-90002 User’s and Service Guide
7
N5244/45AS Option H85
Operation
Figure 5
N5244/45AS Option 400 and H85 4-Port RF Block Diagram
Figure 6
N5244/45AS Option 400, 423 and H85 4-Port RF Block Diagram
Test Port 3
C
C
R3
R3
Test Port 1
R1
R1
Test Port 4
R4
R4
Test Port 2
R2
R2
35 dB
65 dB
35 dB
65 dB
65 dB
35 dB
65 dB
Source 1
OUT 1
OUT 2
Source 2
OUT 1
OUT 2
Source 2
OUT 1
OUT 2
A
A
35 dB
D
D
B
B
Test Port 3
C
R3
R3
Test Port 1
R1
R1
Test Port 4
R4
R4
Test Port 2
R2
R2
A
D
B
B
To Receivers
LO
To Receivers
LO
LO
Pulse Generators
Pulse Generators
Rear Panel
1
2
3
4
Source 1
OUT 1
OUT 2
Pulse
Modulator
Pulse
Modulator
Source 2
(standard)
OUT 1
OUT 2
Pulse
Modulator
Pulse
Modulator
J9
J10
J11
J8
J7
J2
J1
J4
J3
35 dB
35 dB
35 dB
35 dB
65 dB
65 dB
65 dB
65 dB