Tektronix TDS5000B Series Online Programmer Guide

TDS5000B Online Programmer Guide
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MEASUrement:IMMed:REFLevel:PERCent:LOW
Description
This command sets or queries the percentage (where 100% is equal to
HIGH) used to calculate the low reference level when MEASUre-
ment:IMMed:REFLevel:METHod is set to Percent. Note that this com-
mand affects the results of rise and fall measurements. This command is
equivalent to selecting Reference Levels from the Measure menu and
then entering the Percentage Low Ref value.
Group
Measurement
Related Commands
MEASUrement:IMMed:REFLevel:METHod
Syntax 1
MEASUrement:IMMed:REFLevel:PERCent:LOW <NR1>
Syntax 2
MEASUrement:IMMed:REFLevel:PERCent:LOW?
Arguments
H <NR1>
This is the low reference level, ranging from 0 to 100%. The default
low reference level is 10%.
Example 1
MEASUREMENT:IMMED:REFLEVEL:PERCENT:LOW 15
This command sets the low reference level to 15% of HIGH.
Example 2
MEASUREMENT:IMMED:REFLEVEL:PERCENT:LOW?
This query might return
:MEASUREMENT:IMMED:REFLEVEL:PERCENT:LOW 10
indicating that the percentage low reference level is set to 10% of
HIGH.

Tektronix TDS5000B Series Specifications

General

Channels	2 or 4
Vertical Resolution	8 bits
Display Type	Color LCD
Vertical Sensitivity	1 mV/div to 10 V/div
Input Coupling	AC, DC, GND
Timebase Accuracy	± 50 ppm
Operating Temperature	0 °C to +50 °C
Bandwidth	up to 1 GHz
Sample Rate	up to 5 GS/s
Display Size	10.4 inches
Input Impedance	1 MΩ ± 1%
Trigger Types	Edge, Pulse Width, Logic, Runt, Timeout, Setup/Hold
Maximum Input Voltage	300 V (DC + peak AC)
Interface	USB, GPIB, Ethernet