3151 And 3151A User Manual
Maintenance and Performance Checks 5-8
DC Offset
Characteristics
Accuracy Specifications:
"
(1% of r1% of amp200
µ
V),
"
80 mV window
"
(1% of r1% of amp2 mV),
"
800 mV window
"
(1% of r1% of amp20 mV)
"
8 V window
Equipment: DMM, 50
Ω
feedthrough termination
1. Configure the Model 3151/3151A as follows:
Function:
Sine
Frequency:
1.000 MHz
Amplitude:
1.61 V
Remote Commands: :RES
:OUTP ON
:FUNC SIN
:FREQ 1e6
:VOLT 1.61
:VOLT:OFFS 5
2. Set the DMM to DCV measurements.
3. Connect the Model 3151/3151A output to the DMM input.
Terminate the output with a 50
Ω
feedthrough termination.
Set the Model 3151/3151A offset and verify the DMM
reading as follows:
OFFS SETTING
DMM READING
"
5.00 V
"
5.07 V to
"
4.93 V
4. Change the Model 3151/3151A AMPL setting to 161 mV.
Set VOLT:OFFS and verify the DMM reading as follows:
OFFS SETTING
DMM READING
"
500 mV
"
507 mV to
"
493 mV
5. Change the Model 3151/3151A AMPL setting to 16.1 mV.
Set VOLT:OFFS and verify the DMM reading as follows:
OFFS SETTING
DMM READING
"
50.0 mV
"
50.7 mV to
"
49.3 mV
Summary of Contents for 3151
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