Keysight x-series Programmer's Reference

6 Input/Output
6.7 Output
Connection “-“ pin # “+” pin #
Stream_I[10] 15 40
Stream_I[11] 16 41
GND 17 42
Stream_I[12] 18 43
Stream_I[13] 19 44
Stream_I[14] 20 45
Stream_I[15] 21 46
GND 22 47
GND 23 48
Stream_VALID 24 49
Stream_CLK 25 50
Q-Cable
Connection “-“ pin # “+” pin #
GND 1 26
Stream_ALT 2 27
Stream_Q[00] 3 28
Stream_Q[01] 4 29
Stream_Q[02] 5 30
Stream_Q[03] 6 31
GND 7 32
Stream_Q[04] 8 33
Stream_Q[05] 9 34
Stream_Q[06] 10 35
Stream_Q[07] 11 36
GND 12 37
Stream_Q[08] 13 38
Stream_Q[09] 14 39
Stream_Q[10] 15 40
Stream_Q[11] 16 41
GND 17 42
Stream_Q[12] 18 43
Stream_Q[13] 19 44
Stream_Q[14] 20 45
Stream_Q[15] 21 46
GND 22 47
2255 Vector Modulation Analyzer Mode User's &Programmer's Reference

Keysight x-series Specifications

General

Analysis Bandwidth	Up to 1 GHz (depending on model)
Real-Time Bandwidth	Up to 1 GHz (depending on model)
Form Factor	Benchtop
Connectivity	LAN, USB, GPIB
Resolution Bandwidth	1 Hz to 10 MHz (depending on model)