TDS5000B Online Programmer Guide
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ROSc:SOUrce
Description
This command sets or queries the source for the 10 MHz timebase ref-
erence. Depending on the command argument that you specify, you can
use an external reference or use the internal crystal oscillator as the
timebase reference.
This command is also useful for synchronizing multiple instruments.
Group
Miscellaneous
Related Commands
ROSc:STATE
Syntax 1
ROSc:SOUrce {INTERnal|EXTernal}
Syntax 2
ROSc:SOUrce?
Arguments
H INTERnal
This specifies the internal 10 MHz crystal oscillator as the timebase
reference.
H EXTernal
This specifies the user--supplied external signal as the timebase refer-
ence.
Example 1
ROSc:SOUrce INTERnal
This command specifies the internal 10 MHz crystal oscillator as the
timebase reference.
Example 2
ROSc:SOUrce?
This query might return
:ROSC:SOURCE INTERNAL
indicating that the 10 MHz crystal oscillator is being used as the time-
base reference.
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