A4, A13, And A11 13.5 Ghz Synthesizer Boards - Keysight Technologies N5221A Service Manual

Theory of Operation
Synthesized Source Group Operation
➊
Band Mixer
Brick
A11
L.O.
Synthesizer
Harm.
Frequency (GHz)
Nmbr.
(N)
0 - -
1 - -
2 1 0.01083 to 0.05383
3 1 0.06044 to 0.18244
4 1 0.18244 to 0.25744
5 1 0.25744 to 0.50744
6 1 0.50744 to 1.0074
7 1 1.0074 to 2.0074
8 1 2.0074 to 3.0074
9 1 3.0074 to 3.2074
10 1 3.2074 to 4.0074
11 1 4.0074 to 5.3394
12 1 5.3394 to 6.7594
13 1 6.7594 to 8.0074
14 1 8.0074 to 10.6714
15 1 10.6714 to 13.5174
16 1 6.7587 to 7.7037
17 1 7.7037 to 8.0037
18 1 9.5037 to 10.0037
19 1 10.0037 to 10.6677
20 1 10.6677 to 12.0037
21 1 12.0037 to 13.2537

A4, A13, and A11 13.5 GHz Synthesizer Boards

The A13 13.5 GHz synthesizer board is included only on 4-port models.
The A4, A11, and A13 13.5 GHz synthesizer boards use the 50 MHz reference
signal from the A14 frequency reference board to tune a VCO circuit that
sweeps from 2 GHz to 4 GHz.
Keysight N5221A/22A Service Guide
➋
A25
HMA26.5
Frequency (GHz)
-
-
0.01083 to 0.05383
0.06044 to 0.18244
0.18244 to 0.25744
0.25744 to 0.50744
0.50744 to 1.0074
1.0074 to 2.0074
2.0074 to 3.0074
3.0074 to 3.2074
3.2074 to 4.0074
4.0074 to 5.3394
5.3394 to 6.7594
6.7594 to 8.0074
8.0074 to 10.6714
10.6714 to 13.5174
13.5174 to 15.4074
15.4074 to 16.0074
19.0074 to 20.0074
20.0074 to 21.3354
21.3354 to 24.0074
24.0074 to 26.5074
➌ ➍
A4/A13 A5/A8
Synthesizer Source
Frequency (GHz) Frequency (GHz)
- -
- -
0.010 to 0.053 0.010 to 0.053
0.053 to 0.175 0.053 to 0.175
0.175 to 0.250 0.175 to 0.250
0.250 to 0.500 0.250 to 0.500
0.500 to 1.000 0.500 to 1.000
1.000 to 2.000 1.000 to 2.000
2.000 to 3.000 2.000 to 3.000
3.000 to 3.200 3.000 to 3.200
3.200 to 4.000 3.200 to 4.000
4.000 to 5.332 4.000 to 5.332
5.332 to 6.752 5.332 to 6.752
6.752 to 8.000 6.752 to 8.000
8.000 to 10.664 8.000 to 10.664
10.664 to 13.510 10.664 to 13.510
6.755 to 7.700 13.510 to 15.400
7.700 to 8.000 15.400 to 16.000
9.500 to 10.000 9.500 to 10.000
10.000 to 10.664 10.000 to 10.664
4.000 to 5.332 4.000 to 5.332
12.000 to 13.250 12.000 to 13.250
5-9