Table of Contents
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REAR PANEL
INTERCONNECTS
N5244B and N5245B 2-Port Overall Block Diagram
Including Options 201-Standard; 217-Attenuators;
219-Attenuators and Bias Tees;
222-Attenuators, Second Source, Combiner, and Bypass Switches;
224-Attenuators, Bias Tees, Second Source, Combiner, and Bypass Switches;
029-Noise Figure Measurements
A55
A21 CPU
HARD DISK
DRIVE
1
2
3
4
5
Mixer
Brick LO
USB x 4
INTERFACE
Band
A7/A8/A12/A13
Harmonic
LO Synthesizer
A25 HMA26.5
RF Synthesizer
A5/A10 Source
40 GHz Doubler
Number
Frequency (GHz)
Frequency (GHz)
Frequency (GHz)
Frequency (GHz)
CONTROLLER
GPIB PORT
Frequency (GHz)
GPIB
INTERFACE
0
1
--
--
--
--
--
10/100 BASE-T
LAN
ETHERNET
1
1
--
--
--
--
--
2
1
0.01248 to 0.01648
0.01248 to 0.01648
0.010 to 0.014
0.010 to 0.014
0.010 to 0.014
VGA
INTERFACE
3
1
0.01648 to 0.02148
0.01648 to 0.02148
0.014 to 0.019
0.014 to 0.019
0.014 to 0.019
A20
4
1
0.02148 to 0.02948
0.02148 to 0.02948
0.019 to 0.027
0.019 to 0.027
0.019 to 0.027
POWER
A19 MIDPLANE
SUPPLY
5
1
0.02948 to 0.04048
0.02948 to 0.04048
0.027 to 0.038
0.027 to 0.038
0.027 to 0.038
AC LINE IN
6
1
0.04048 to 0.05548
0.04048 to 0.05548
0.038 to 0.053
0.038 to 0.053
0.038 to 0.053
A22
7
1
0.06044 to 0.08244
0.06044 to 0.08244
0.053 to 0.075
0.053 to 0.075
0.053 to 0.075
GPIB
8
1
0.08244 to 0.11244
0.08244 to 0.11244
0.075 to 0.105
0.075 to 0.105
0.075 to 0.105
9
1
0.11244 to 0.15344
0.11244 to 0.15344
0.105 to 0.146
0.105 to 0.146
0.105 to 0.146
TALKER/LISTENER
GPIB PORT
GPIB
INTERFACE
10
1
0.15344 to 0.21244
0.15344 to 0.21244
0.146 to 0.205
0.146 to 0.205
0.146 to 0.205
11
1
0.21244 to 0.25744
0.21244 to 0.25744
0.205 to 0.250
0.205 to 0.250
0.205 to 0.250
12
1
0.25744 to 0.40344
0.25744 to 0.40344
0.250 to 0.396
0.250 to 0.396
0.250 to 0.396
13
1
0.40344 to 0.50744
0.40344 to 0.50744
0.396 to 0.500
0.396 to 0.500
0.396 to 0.500
14
1
0.50744 to 0.63544
0.50744 to 0.63544
0.500 to 0.628
0.500 to 0.628
0.500 to 0.628
15
1
0.63544 to 1.0074
0.63544 to 1.0074
0.628 to 1.000
0.628 to 1.000
0.628 to 1.000
A24 J20
16
1
1.0074 to 1.5074
1.0074 to 1.5074
1.000 to 1.500
1.000 to 1.500
1.000 to 1.500
PULSE I/O
17
1
1.5074 to 2.0074
1.5074 to 2.0074
1.500 to 2.000
1.500 to 2.000
1.500 to 2.000
18
1
2.0074 to 3.2074
2.0074 to 3.2074
2.000 to 3.200
2.000 to 3.200
2.000 to 3.200
19
1
3.2074 to 5.3394
3.2074 to 5.3394
3.200 to 5.332
3.200 to 5.332
3.200 to 5.332
A24 J2
A
20
1
5.3394 to 6.0074
5.3394 to 6.0074
5.332 to 6.000
5.332 to 6.000
5.332 to 6.000
A24 J202
B
21
1
6.0074 to 7.6074
6.0074 to 7.6074
6.000 to 7.600
6.000 to 7.600
6.000 to 7.600
A24 J602
22
1
7.6074 to 8.5074
7.6074 to 8.5074
7.600 to 8.500
7.600 to 8.500
7.600 to 8.500
IF INPUTS
C/R1
A24 J802
23
1
8.5074 to 9.5274
8.5074 to 9.5274
8.500 to 9.520
8.500 to 9.520
8.500 to 9.520
D/R2
24
1
9.5274 to 12.0074
9.5274 to 12.0074
9.520 to 12.000
9.520 to 12.000
9.520 to 12.000
A24 J402
R
25
1
12.0074 to 12.8074
12.0074 to 12.8074
12.000 to 12.800
12.000 to 12.800
12.000 to 12.800
26
1
12.8074 to 13.5174
12.8074 to 13.5174
12.800 to 13.510
12.800 to 13.510
12.800 to 13.510
LOAD
27
1
6.7587 to 7.6037
13.5174 to 15.2074
6.755 to 7.600
13.510 to 15.200
13.510 to 15.200
W69
LO OUT (J5)
0.01 - 26.5 GHz
28
1
7.6037 to 8.3537
15.2074 to 16.7074
7.700 to 8.000
15.200 to 16.700
15.200 to 16.700
29
1
8.3537 to 9.5237
16.7074 to 19.0474
8.000 to 9.500
16.700 to 19.040
16.700 to 19.040
EXT
LOAD
TSET
W66
3.2 - 19 GHz
30
1
9.5237 to 10.0037
19.0474 to 20.0074
9.500 to 10.000
19.040 to 20.000
19.040 to 20.000
RF1 OUT (J6)
DRIVE
31
1
10.0037 to 10.6537
20.0074 to 21.3074
10.000 to 10.664
10.000 to 10.664
20.000 to 21.328
32
1
10.6537 to 12.0037
21.3074 to 24.0074
10.664 to 12.000
10.664 to 12.000
21.328 to 24.000
33
1
12.0037 to 13.2537
24.0074 to 26.5074
12.000 to 13.250
12.000 to 13.250
24.000 to 26.500
34
3
8.8358 to 9.0051
8.8358 to 9.0051
13.250 to 13.510
13.250 to 13.510
26.500 to 27.020
COMB THRU IN (J10)
W108
To A54
35
3
9.0051 to 9.5025
9.0051 to 9.5025
6.755 to 7.125
13.510 to 14.250
27.020 to 28.500
W113
W107
From A50
36
3
9.5025 to 10.1358
9.5025 to 10.1358
7.125 to 7.600
14.250 to 15.200
28.500 to 30.400
Port 1
SW SRC OUT (J11)
37
3
10.1358 to 10.6691
10.1358 to 10.6691
7.600 to 8.000
15.200 to 16.000
30.400 to 32.000
COMB ARM IN (J9)
W109
To A54
38
3
10.6691 to 12.0358
10.6691 to 12.0358
8.000 to 9.025
16.000 to 18.050
32.000 to 36.100
W113
W113
From A51
39
3
12.0358 to 12.6958
12.0358 to 12.6958
9.025 to 9.520
18.050 to 19.040
36.100 to 38.080
Src 2
SW SRC OUT (J8)
40
3
12.6958 to 13.5125
12.6958 to 13.5125
9.520 to 10.133
19.040 to 20.265
38.080 to 40.530
LOAD
41
3
6.7562 to 7.0012
13.5125 to 14.0025
10.133 to 10.500
20.265 to 21.000
40.530 to 42.000
W114
To A51
Port 3
42
3
7.0012 to 7.2512
14.0025 to 14.5025
10.500 to 10.875
21.000 to 21.750
42.000 to 43.500
SW TSET IN (J7)
43
3
7.2512 to 7.6012
14.5025 to 15.2025
10.875 to 11.400
21.750 to 22.800
43.000 to 45.600
44
3
7.6012 to 8.0012
15.2025 to 16.0025
11.400 to 12.000
22.800 to 24.000
45.600 to 48.000
45
3
8.0012 to 8.3346
16.0025 to 16.6691
12.000 to 12.500
24.000 to 25.000
48.000 to 50.000
SW TSET IN (J1)
W122
To A53
Port 2
W123
W121
From A53
SW SRC OUT (J2)
A15 SYNTHESIZER ASSEMBLY
FREQUENCY REFERENCE
Test Node
Error Description
Assembly
Frequency Band
W88
A5
0.01 - 13.5 GHz
10 / 100 MHz
J10
REF OUT
8
Unleveled, Source 1, Out 1
A7
13.5 - 50 GHz
100 MHz
A5
0.01 - 13.5 GHz
HIGH STAB
OCXO
9
Unleveled, Source 1, Out 2
W89
10 / 100 MHz
J9
A8
13.5 - 50 GHz
REF IN
Full Range
10
Unleveled, Source 1 Synthesizer
A4
A10
0.01 - 13.5 GHz
11
Unleveled, Source 2, Out 1
A12
13.5 - 50 GHz
A10
0.01 - 13.5 GHz
12
Unleveled, Source 2, Out 2
A13
13.5 - 50 GHz
Full Range
13
Unleveled, Source 2 Synthesizer
A17
Full Range
14
Unleveled, LO Drive
A25
Full Range
15
Unleveled, LO Synthesizer
A15
Full Range
16
Unlocked, Source 1 Synthesizer, Integrator Low
A4
A23 TEST SET MOTHERBOARD
Full Range
17
Unlocked, Source 1 Synthesizer, Integrator High
A4
BIAS 1 IN
Full Range
19
Unlocked, Source 2 Synthesizer, Integrator Low
A17
Full Range
20
Unlocked, Source 2 Synthesizer, Integrator High
A17
22
Unlocked, LO Synthesizer, Integrator Low
A15
Full Range
BIAS 3 IN
23
Unlocked, LO Synthesizer, Integrator High
A15
Full Range
25
Unleveled, Doubler 1, Prelevel
A7
13.5 - 70 GHz
26
Unleveled, Doubler 2, Prelevel
A8
13.5 - 70 GHz
BIAS 4 IN
27
Unleveled, Doubler 3, Prelevel
A12
13.5 - 70 GHz
28
Unleveled, Doubler 4, Prelevel
A13
13.5 - 70 GHz
29
Unleveled, Source 1, P4
A5
13.5 - 70 GHz
BIAS 2 IN
30
Unleveled, Source 2, P4
A10
13.5 - 70 GHz
MEAS TRIG RDY
MEAS TRIG RDY
AUX TRIG 1 IN
AUX TRIG 1 IN
AUX TRIG 1 OUT
AUX TRIG 1 OUT
AUX TRIG 2 IN
AUX TRIG 2 IN
AUX TRIG 2 OUT
AUX TRIG 2 OUT
28 V
28 V
MEAS TRIG IN
MEAS TRIG IN
25
TEST SET I/O
\
TEST SET I/O
INTERFACE
9
PWR I/O
PWR I/O
\
INTERFACE
36
HANDLER I/O
HANDLER I/O
\
INTERFACE
15 Sep 2021
N5245B_blk_DDS_2port
FRONT PANEL
INTERCONNECTS
A3
A2
USB x 4
DISPLAY
USB BD
A16 SIGNAL PROCESSING
ADC MODULE (SPAM)
USB
HUB
9 MHz
DISPLAY
INVERTER
PROCESSOR
POWER
KEYPAD
J1
ADC
15 MHz
FLASH
A
RAM
SPEAKER
9 MHz
A1 FRONT PANEL INTERFACE BOARD
J2
USB
ADC
15 MHz
EEPROM
B
MAIN
PCI BUS
PCI
9 MHz
CPU
BRIDGE
J4
ADC
15 MHz
ROM
RAM
R
VGA
VIDEO PROCESSOR
9 MHz
DSP
VIDEO RAM
J5
ADC
RAM
15 MHz
C/R1
9 MHz
J6
ADC
A18
15 MHz
D/R2
SYSTEM
POWER BUS
MOTHERBOARD
LOCAL DIGITAL BUS
4
X6
DITHER
PULSE
\
NOISE
DRIVE
10 MHz REF
J3
TO A24
DIRECT CONNECT
THRU A18
HIGH DENSITY DATA BUS
A23
TO A4, A5, A7, A8,
A10, A12, A13,
TEST SET
MOTHERBOARD
POWER BUS
A14, A15, A17
RIBBON CABLE CONNECTIONS
LOCAL DIGITAL BUS
TO A24, A25, A27, A28,
A37-A41, A46-A53
MIXED POWER AND CONTROL SIGNALS
FROM THE A23 TEST SET MOTHERBOARD
SERIAL TEST BUS NODES
Bx = ACTIVE SOURCE BAND
10 MHz REF
15
\
OPTION 029
A9 NOISE RECEIVER
10-25 MHz
J6
25-60 MHz
60-150 MHz
3.0 GHz
150-350 MHz
31.6 MHz
L
I
R
12 MHz
350-750 MHz
J4
TO A14
ADC
0.75-1.5 GHz
LOW BAND
OVERLOAD
DETECTOR
1.5-3.0 GHz
HIGH BAND
31.6 MHz
OVERLOAD
DETECTOR
J1
3.0-6.0 GHz
EXT TEST SET DRIVE LO OUT
EXT TEST SET DRIVE RF OUT
1
10 MHz REF
J16
12.5 MHz to
13.518 GHz
TO MOTHERBOARD
TO FPGA
W61
10 MHz
÷10
CLOCK
100 MHz
P8
100 MHz CLOCK
6 GHz
P11
Direct
SOURCE 2 SYNTHESIZER
Digital
Synthesizer
FROM
B24,30-32,
9.52-12.0 GHz
A23
19.2 GHz
P6
B25-26,33,39-40
12.0-13.51 GHz
36-38
0.01-13.51 GHz
-10 to +10 dBm
x 192
P7
X2
B22-23,
7.56-9.52 GHz
28-29,
12 GHz
16 GHz
34-35,44-45
P9
X2
B2-24,27-32,
J6
6 GHz
6.0-7.56 GHz
34-38,41-45
B21,25-27,
10
P10
33,39-43
P12
B2-20
10 MHz-6.0 GHz
250 MHz
J14
3
2
\
DC BIAS 1 TO A42
W2
J541
LO SYNTHESIZER
2
9.52-12.0 GHz
\
DC BIAS 3 TO A43
B24,30-32,
B25-26,33,39-40
12.0-13.51 GHz
J542
36-38
0.01-13.51 GHz
-10 to +10 dBm
X2
B22-23,
7.56-9.52 GHz
28-29,
12 GHz
16 GHz
34-35,44-45
X2
2
B2-24,27-32,
J5
LOCAL
\
DC BIAS 4 TO A44
6 GHz
34-38,41-45
J543
B21,25-27,
6.0-7.56 GHz
10
DIGITAL
33,39-43
BUS
6 GHz
POWER
Direct
BUS
Digital
P15
2
Synthesizer
B2-20
10 MHz-6.0 GHz
\
DC BIAS 2 TO A45
J544
CLOCK
250 MHz
6 GHz
Direct
J13
Digital
Synthesizer
SOURCE 1 SYNTHESIZER
POWER
BUS
9.52-12.0 GHz
3
B24,30-32,
B25-26,33,39-40
12.0-13.51 GHz
36-38
0.01-13.51 GHz
TO
-10 to +10 dBm
A34 THRU A37,
X2
W1
A42 THRU A49
B22-23,
28-29,
7.56-9.52 GHz
12 GHz
16 GHz
34-35,44-45
LOCAL
DIGITAL BUS
X2
B2-24,27-32,
6 GHz
34-38,41-45
J4
B21,25-27,
6.0-7.56 GHz
10
33,39-43
P14
10 MHz-6.0 GHz
B2-20
250 MHz
LOCAL
DIGITAL
BUS
J12
POWER
BUS
A24 IF MULTIPLEXER
IF = 0.826 MHz for CW Freq < 53 MHz
IF = 7.438 MHz for CW Freq > 53 MHz
Main IF A
A
W61
10.7 MHz
P1
Pulse A
PULSE
GATES
IF OUT A
Ext IF In A
P3
Aux R3
W147
LFE IF A
W69
W148
Main IF B
B
10.7 MHz
P201
Pulse B
PULSE
W149
GATES
IF OUT B
Ext IF In B
W64
P203
R1
Aux R4
P411
LFE IF B
R2
P412
Main IF R
R
W57
10.7 MHz
Pulse R
PULSE
W150
GATES
R3
IF OUT R
Ext IF In R
P413
P403
LFE IF R
R4
W73
P414
Main IF C
C/R1
10.7 MHz
P601
Pulse C
PULSE
GATES
IF OUT C/R1
Ext IF In C
P603
AUX R2
LFE IF C
D/R2
Main IF D
10.7 MHz
P801
Pulse D
PULSE
GATES
Ext IF In D
IF OUT D/R2
P803
Aux R1
LFE IF D
FROM A16
4
PULSE DRIVE
PULSE
\
MODULATION
THRU A18
LOGIC
P1
15
SOURCE
FROM A23
\
PULSE
DRIVE OUT
\
5
IF INPUTS
A59 NOISE DOWNCONVERTER
W171
40.0-50.0 GHz
J3
X2
32.0-40.0 GHz
36.0-50.0 GHz
26.0-32.0 GHz
26.0-36.0 GHz
W172
L
I
R
12.0-26.0 GHz
W175
J2
6.0-12.0 GHz
J1
J5
W173
0.010-6.00 GHz
A7 50 GHz
W56
W55
DOUBLER
ALC
Modulator
W5
P4
25
A25 LO MULTIPLIER/AMPLIFIER 26.5 (HMA26.5)
W6
P3
20.0-26.5 GHz
2
B31-33
15.4-20.0 GHz
W70
10 MHz - 13.5 GHz
B27-33,
41-45
26 GHz
P1
X2
0.013 -
B28-30,
13.518-
44-45
26.508 GHz
W207
26.508 GHz
13.5-15.4 GHz
B27,
14
41-43
∫
A12 50 GHz
DOUBLER
13 GHz
B2-26,34-40
0.013-13.518 GHz
FROM
A19
ALC
Modulator
W9
P4
27
W10
P3
4
J402
P4
B27-29: 13.5-19 GHz
A10 26.5 GHz SOURCE (SOURCE 2)
B30-45: 9.5-25 GHz
20-26.5 GHz
10 MHz - 13.5 GHz
30
B41-45
P1
12.8-20 GHz
16-20 GHz
B26
B27-45
X2
B29,38-40
B19-45
8.5-12.8 GHz
B27-29,
B19-26
B23-25
B19-26
13.5-16 GHz
35-45
B27-28,35-37
ALC
A13 50 GHz
Modulator
11
B2-26
Pulse
5.33-8.5 GHz
0.01-13.5 GHz
DOUBLER
Modulator
B20-22
W7
OUT 1
B19-26,30-34
P5
P1
B2-18
3.2-5.33 GHz
B19
4
ALC
B19-26
Modulator
B2-26
12
P4
B2-18
B2-26
ALC
0.01-13.5 GHz
Modulator
OUT 2
W8
28
P3
3.2 GHz
P3
B2-18
B2-18
P2
P6
PIN-switched LPF
ALC
Pulse
Modulator
Modulator
10 MHz-3.2 GHz
10 MHz - 13.5 GHz
P1
J402
P4
B27-29: 13.5-19 GHz
4
A5 26.5 GHz SOURCE (SOURCE 1)
B30-45: 9.5-25 GHz
20-26.5 GHz
B41-45
29
12.8-20 GHz
B26
A8 50 GHz
16-20 GHz
B27-45
B29,38-40
DOUBLER
X2
B19-45
8.5-12.8 GHz
B19-26
B23-25
B19-26
B27-29,
13.5-16 GHz
35-45
B27-28,35-37
ALC
Modulator
8
B2-26
ALC
Pulse
5.33-8.5 GHz
Modulator
B20-22
0.01-13.5 GHz
W3
Modulator
OUT 1
W6
P4
B19-26,30-34
P1
P5
3.2-5.33 GHz
B2-18
4
B19
26
B19-26
50 OHM
B2-26
9
LOAD
B2-18
P3
B2-26
ALC
0.01-13.5 GHz
Modulator
W4
OUT 2
P3
3.2 GHz
B2-18
B2-18
P2
P6
10 MHz - 13.5 GHz
PIN-switched LPF
ALC
Pulse
P1
10 MHz-3.2 GHz
Modulator
Modulator
A27 MIXER BRICK (1)
70.0 MHz
A
I
R
A
L
70.0 MHz
R1
R1
I
R
L
70.0 MHz
R2
I
R
R2
L
70.0 MHz
B
B
I
R
L
EXT TSET DRIVE LO OUT
FROM
A23
RECEIVER LO DRIVE
A29 RECEIVER
OPTION 201, 217, 219
COUPLER
W11
W12
OPTION 222, 224
A50 BYPASS
SWITCH
W110
3.2 - 19 GHz
3.2 - 19 GHz
From
W106
W105
W11
50
P2
P5
W107
To rear panel
40-50 GHz
B41-45
32-50 GHz
SW SRC OUT
B38-45
A54
32-40 GHz
19-50 GHz
26.5-32 GHz
COMBINER
B38-40
B34-37
9
X2
W108
24-32 GHz
B33-37
19-26.5 GHz
ALC
19-50 GHz
B30-33
5
Modulator
Pulse
P6
19-24 GHz
Modulators
From rear panel COMB ARM IN
W109
B30-32
From rear panel COMB THRU IN
20 GHz
B27-29
13.5-19 GHz
J401
13.5-19.5 GHz
Pulse
Modulator
J500
50 OHM
P2
LOAD
P5
40-50 GHz
B41-45
32-50 GHz
B38-45
32-40 GHz
B38-40
19-50 GHz
26.5-32 GHz
B34-37
9
X2
24-32 GHz
A51 BYPASS
19-26.5 GHz
B33-37
5
From rear panel
SWITCH
ALC
19-50 GHz
B30-33
W114
Modulator
Pulse
P6
SW TSET IN
19-24 GHz
Modulators
W127
W13
W111
B30-32
20 GHz
50
13.5-19 GHz
W113
B27-29
To rear panel SW SRC OUT
J401
13.5-19.5 GHz
Pulse
Modulator
J500
W15
W128
50 OHM
LOAD
P2
P5
40-50 GHz
B41-45
32-50 GHz
B38-45
32-40 GHz
B38-40
19-50 GHz
26.5-32 GHz
B34-37
9
X2
24-32 GHz
B33-37
19-26.5 GHz
ALC
19-50 GHz
Modulator
Pulse
B30-33
5
P6
19-24 GHz
Modulators
B30-32
20 GHz
B27-29
13.5-19 GHz
13.5-19.5 GHz
J401
Pulse
Modulator
J500
A32 RECEIVER
OPTION 201, 217, 219
COUPLER
W17
W18
50 OHM
LOAD
P2
OPTION 222, 224
P5
40-50 GHz
B41-45
32-50 GHz
A53 BYPASS
B38-45
From rear panel
W122
SWITCH
32-40 GHz
SW TSET IN
B38-40
19-50 GHz
26.5-32 GHz
W120
B34-37
9
From W17
W119
X2
24-32 GHz
50
B33-37
19-26.5 GHz
5
W121
ALC
19-50 GHz
Modulator
Pulse
B30-33
P6
Modulators
To rear panel SW SRC OUT
19-24 GHz
B30-32
20 GHz
B27-29
13.5-19 GHz
13.5-19.5 GHz
J401
Pulse
Modulator
J500
FRONT PANEL
INTERCONNECTS
OPTION 201
W37
RCVR A IN
W36
Port 1
OPTION 217, 219, 222, 224
CPLR ARM
A46 STEP
ATTEN
W98
W97
RCVR
TO A27 A
A IN
0-50 dB
W42
RCVR R1 IN
W43
REF 1
W41
W36
SOURCE OUT
W21
A37 REF
MIXER
SWITCH
RCVR R2 IN
W46
W36
REF 2
W33
SOURCE OUT
OPTION 201
W40
RCVR B IN
W36
Port 2
OPTION 217, 219, 222, 224
CPLR ARM
A49 STEP
ATTEN
W104
W103
RCVR
TO A27 B
B IN
0-50 dB
SOURCE OUT
W36
Port 1
CPLR THRU
A33
TEST PORT
OPTION 201
OPTION 201, 217, 222
COUPLER
W19
W20
PORT 1
OPTION 217, 219, 222, 224
OPTION 219, 224
To
To
Port 1
A42
W22
A38 STEP
Port 1
W36
DC BIAS 1
W36
BIAS TEE
W21
ATTEN
W83
W84
W81
W82
W161 (029)
0-50 dB
OPTION 029
WITH 224
DC BIAS 1
To
Port 1
A56 BYPASS
A42
W36
SWITCH
BIAS TEE
W162
W165
W84
50
A64 TUNER
WITH 222
W164
W157
Z
x
W163
OPTION 222, 224
SRC 2 OUT 1
SRC 2 OUT 2
SOURCE OUT
W36
Port 2
CPLR THRU
A36
TEST PORT
OPTION 201
OPTION 201, 217, 222
COUPLER
W31
W32
PORT 2
OPTION 217, 219, 222, 224
OPTION 219, 224
To
To
Port 2
A45
W34
A41 STEP
Port 2
W36
DC BIAS 2
W36
BIAS TEE
W33
ATTEN
W95
W96
W93
W94
0-50 dB
OPTION 029
WITH 224
DC BIAS 2
To
A57 BYPASS
Port 2
A45
W36
SWITCH
BIAS TEE
W166
W167
W96
50
W168
WITH 222
W169
W158
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Troubleshooting
