Offset Calibration; Attenuator Calibration - HP 1652B Getting Started Manual

Offset Calibration
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Attenuator
Calibration
1. In the System Configuration menu turn both State/Timing analyzers Off, and
turn the oscilloscope On.
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2. Press TRACE/TRIG and select Calibration using the front-panel knob and
SELECT key.
Offset should be listed as the default Calibration choice. If not, select the
Calibration choice field and, when the pop-up appears, select Offset.
3. Select Start with the front-panel knob and SELECT key.
To abort the Offset calibration, select Cancel using the front-panel knob and
SELECT key.
4. Disconnect all signals from the channel 1 and 2 inputs of the
HP 1652B/1653B oscilloscope. Then select Continue using the front-panel
knob and SELECT key to proceed with the calibration. A message will
appear on screen to indicate the instrument is performing the calibration.
5. When the calibration is complete, the updated calibration status appears on
screen and the instrument remains in the Calibration menu.
Equipment Required:
DC Power Supply ................................................ HP 6114A
Digital Voltmeter .................................................. HP 3478A
6. Select the Calibration choice field and, when the pop-up appears, select
Attenuation.
7.
Connect the power supply to the HP 1652B/1653B oscilloscope and monitor
the supply with the digital voltmeter as shown in figure
4-7.
rINPUT
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1 MULTIMETER
O +---l
POWER SUPP
r
01652E14
' L Y
1.
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/p
0
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LOGIC ANALYZER
1 2
0
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Figure
4-7.
Attenuator Calibration Setup
8. Select Start with the front-panel knob and SELECT key. The instrument
will display the appropriate DC voltages required and prompt you to connect
the power supply to the appropriate channel.
at I
To abort the Attenuator calibration, select Cancel using the front-panel knob and
Note d SELECT key.
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Adjustments and Calibration
HP
16528/l 6538
4-12
Service Manual