Ideal Networks Serie 33-960 Cable tester, cable tester 33-960-3 User Manual

Using Your OTDR as a Light Source

OTDR

73

Modulating the Source Signal

When you turn the unit on, the signal is continuous (unmodulated) by 
default. When you switch wavelengths, the modulation remains the same. 
Modulation is indicated in the Source pane.

Available values are: Continuous, 270 Hz, 1 kHz, 2 kHz, 270 Hz blink, 1 kHz 
blink, or 2 kHz blink.

To change the signal modulation:
1. Activate the source if you want.

2. Press Modulation (F1/F2 key) to switch 

between available modulations.

OR

Use the arrows to open the list and select the 
desired modulation.