NF wf1966, Instruction Manual

Page: 39 / 198

3.2 Input and output connectors
WF1966
3-11
„
Sweep marker output (SWEEP Z-MARKER OUT)
Signal characteristics : Low level = Sweep value is larger than marker value
High level = All other times
Output voltage : 0 V/+5 V
Recommended load : 1 k
Ω
or more
Ground : Connected to chassis ground
Avoid shorting the output or applying an external signal. The unit can be damaged.
„
External add input (EXT ADD IN)
Input voltage : Within
±
5 V
Input impedance : 50
Ω
External add frequency : 10 MHz or less
Ground :
Connected to signal ground (floated from the chassis)
Do not apply a signal exceeding the above input voltage. The unit can be damaged.
! CAUTION
! CAUTION