Last updated: January 16, 2009
GPIB Command Conventions
Function
Queries the timebase source.
If an external timebase is used, it must have these characteristics:
an output level of 0 to +13 dBm
frequency of 10 MHz
Query
Range:
INT = internal source
EXT = external source
Requirements
Test or Lab Application Revision: A.01 and above
Queries the timebase to find out if it is locked or unlocked. Returns 0 or 1.
0 = unlocked
1 = locked