Symmetricom 58502A - Manual (Page 68)

Chapter 4 Command Reference
Internal Oscillator Calibrating and Status Commands (Option 010
Only)
4-10 User’s Guide
[SOURce]:ROSCillator:WARM?
This query reports if the internal oscillator is warmed up.
Returns a single character, 0 or 1.
A value of 0 indicates oscillator is not warm.
A value of 1 indicates oscillator output is warm.