GW Instek AFG-3000 Series - Manual (Page 81)

MODULATION
81
Range Frequency Deviation DC~80MHz (3081)
DC~50MHz (3051)
DC~1MHz (Triangle)
Default depth 100kHz
Selecting (FM) Modulation Source
The function generator will accept an internal or external source for
FM modulation. The default source is internal.
Panel Operation 1. Press the MOD key.
2. Press F2 (FM).
3. Press F1 (Source).
4. To select the source, press
F1 (Internal) or F2
(External).
~
5. Press F6 (Return) to return
to the menu.
External Source Use the MOD INPUT terminal
on the rear panel when using an
external source.