ST 500 "Piranha" Operation Manual: Wired Receiver Channel
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Fig.29
ELECTRIC MAINS TESTING
FUNCTIONAL SCHEME OF THE "WIRED RECEIVER" CHANNEL
(ELECTRIC MAINS TESTING)
6.3. "PANORAMA" MODE (ELECTRIC MAINS TESTING)
When "MAINS" is chosen from the menu (fig.28), "PANORAMA" mode turns on, and all the
signal activity in the circuit within the selected frequency band is displayed on the screen (fig.30).
Functionality:
analyzing the signal at a set frequency
obtaining a subtractive representation in the DIFFERENTIAL mode
searching for signals in the AUTOMATED mode
activating/deactivating the attenuator (20 dB)
adjusting the band limits (zoom)