Keysight Technologies E8257D User Manual

166 E8257D/67D, E8663D PSG Signal Generators Service Guide
Troubleshooting
RF Path Description (Frequency Generation, Level Control, and Modulation)
7 A30 Modulator Filter
J1 to J2 (non–1EA/1EU)
J1 to J2 (1EA/1EU)
J1 to J4 (non–1EA/1EU)
J1 to J4 (1EA/1EU)
J3 to J4
Gain
Gain
Gain
Gain
Loss
> 0
> 8
> 1
> 9
< 3
XX
8
A27 40 GHz Doubler
J1 to J2 (> 20 GHz)
J3 to J2 (< 3.2 GHz)
J3 to J2 (3.2 to 20 GHz)
Loss
< 8
< 1
< 2.5
X
9
A24 Highband Coupler
< 3.2 GHz
2–20 GHz
> 20 GHz
Loss
< 2.5
< 0.5
< 2.5
XX
10 AT1 (0 dB step) Loss < 2.5 X X
11 A36 Quadraplier N/A see
Troubleshoot
ing Unlevels
X
12 A37 Upconverter
3.2–12.8 GHz, J1 to J2
12.8–20 GHz, J1 to J2
250 KHz–20 GHz, J2 to J4
20 GHz, J1 to J4, J1@ <–10.5 dBm
40 GHz, J1 to J4, J1@ <–8.5 dBm
44 GHz, J1 to J4, J1@ <–5 dBm
Loss
Gain
<3
<4
<2.5
>21
>21
>18
X
13 A38 Low Band Switch Filter Loss <8.5 X X
Table 1-28 Approximate Device Gains and Losses (Continued)
Item # Device Gain/Loss
Value
(dB)
Analog
Instruments
Vector
Instruments

Keysight Technologies E8257D Specifications

General

Brand	Keysight Technologies
Model	E8257D
Category	Portable Generator
Language	English