Rf Highband Path #2 Block Diagram - Keysight n9020a Service Manual

OPTION 526 W MXA RF BLOCK DIAGRAM
(Highband Path #2 - Input signals 13.6 GHz to 26.5 GHz)
A9 INPUT A10 INPUT
RF
ATTENUATOR A
ATTENUATOR B
Input
2 dB 2 dB 30 dB 20 dB 6 dB 10 dB
-11 dBm
W10
W11
W19
Cal Signal
J
From A16 Reference
4800 MHz, -28 dBm
or
50 MHz, -25 dBm
W4 +15 dBm
from A14
LO Synthesizer
EXT
MIXER
blockm40_rf_hi2
SW2
(Option MPB)
1
C
2
W31
W8
A11 LOWBAND
J4
SWITCH
A13 FRONT END
-32 dBm
3.6 GHz - 26.5 GHz
J3
J9
-23 dBm -38 dBm
J1
If Option MPB
and bypassed,
Preamp
W9
-41 dBm
+30 dB
J2
3 Hz - 3.6 GHz
4 GHz
W3
Electronic Attenuator
J2
0 - 24 dB
Preamp
+20 dB
LO
DISTRIBUTION
ALIGNMENT
J4 THERMOMETER
J5 J3
J6
ECAL In
AUX LO AUX LO
A13W1
+10 dBm +3 dBm
6 7
W40 W20
J2
J2 (Opt EXM)
W27 (Opt EXM) W28 (Opt EXM)
SW1
5
5
(Option MPB)
AT1
6 dB
W35 1 C
2
A12 YTF
W32
W33
W7
Preselector
W34
Mixer 3
13.6 GHz - 26.5 GHz Path
J7
3.6 GHz - 13.6 GHz Path
Mixer 2
J8
8.3 GHz -
14 GHz
+18 dBm
J13
J12
Mixer 1
Switch position shown
for input signals
17 - 26.5 GHz
2nd LO
4800 MHz
3 - 15 dBm
J1
X2
8.3 - 14 GHz
J10 J11
IF OUT IF IN
A13A1 BANDPASS FILTER
A13W2
IF
Center: 5.1 GHz
Out
3 dB BW: 150 MHz
A15 FRONT END CONTROLLER
J800
W16
ATTENUATOR CONTROL
J700
W18
LOW BAND SWITCH CONTROL
J801
W30
PRESELECTOR BYPASS CONTROL
J300
PRESELECTOR DRIVER CONTROL
P/O Enhanced
Front End
3
Controller
W22
To A2
4
Analog IF
W15
IF In
J902
1
3
IF OUT
W36
322.5 MHz
-18 dBm
Ext
1st LO OUT IF In
BIAS
TEE
J903
+10 to
260 MHz - 400 MHz
-10 mA
DAC
W26
(Opt EXM)
VCO
MIXER BIAS, AMP BIAS,
W17
PREAMP BIAS, E-ATTEN CONTROL,
SWITCH CONTROL, 1st LO POWER OPTIMIZATION
J102
W5
from A16
Reference Bd
FOOTNOTES
1
IF OUT from A13
NOTE: Power levels based on these settings:
IF Path IF Freq.
Mode: Spectrum Analyzer unless specified differently
10 MHz 322.5 MHz
Input Signal 20 GHz, -10 dBm
25 MHz 322.5 MHz
Center Frequency 20 GHz
40 MHz 250 MHz
Span 0 Hz
>85 MHz 300 MHz
Input Attenuation 10 dB
Preamp OFF
Auto Align OFF after initial Auto Align
2
AUX IF OUT is only available Signal levels above 3 GHz include cable loss
with Option CR3 and/or CRP
of measurement system
3
Units with any of the following options:
CR3, CRP, MPB, B40, DP2
4
Units without any of the following options:
CR3, CRP, MPB, B40, DP2
5 Units with any of the following options:
B40, MPB, DP2
6
S/N < MY/SG/US52330000 with any of the following options:
B40, MPB, DP2
7
S/N < MY/SG/US52330000 without any of the following options:
B40, MPB, DP2 or S/N > MY/SG/US52330000
J302
3
W37
J900
to AIF
322.5 MHz
-19 dBm
5
W38
Option B40
to Digital IF
Mode = I/Q Analyzer
J901
IF Path 40 MHz
250 MHz, -25 dBm
or
Burst
W53 (Opt B85/B1A/B1X)
Trigger
to WB AIF
DAC
Mode = I/Q Analyzer
IF Path = 85/125/140 MHz
300 MHz, -25 dBm
LOG
DET
1, 2, 3
AUX
IF OUT
W39
J1100
to rear
panel
120 MHz Option CR3
LPF 2nd IF
-24 dBm
SWEEP
RAMP
J301
RF (High Freq)
BLOCK DIAGRAM