ST 500 "Piranha" Operation Manual: Selective HF Detector Channel
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Functionality:
sorting the detected signals (by frequency or by level)
quick tuning to the detected signal by selecting it in the table
fine frequency tuning
passband selection (1 MHz or 20 MHz)
activating/turning off "SET "0"
gain adjustment
OSCILLOSCOPE activation
Controls:
Key
Action
screen cursor positioning
FUNC
signal sorting
F1
turning on/off "SET "0" function
F2
passband
selection (1 MHz or 20 MHz)
F3
turning on OSCILLOSCOPE
F4
activating gain adjustment
ENTER
turning on "FREQUENCY TUNING" function
ESC
returning to "PANORAMA" or DIFFERENTIAL mode
MODE
switching to main menu of device
3.3.1. "FREQUENCY TUNING" FUNCTION
For fine frequency tuning, select the corresponding table row and press "ENTER". The screen
will look as shown in fig.15 below.
Fig.15
A frequency tuning window will appear on the screen (fig.15, 1). Using keys
set the
frequency value at the maximum signal level (fig. 15, 2). The increment is 0.2 MHz.
When finished, press "ENTER" or "ESC".
