ST 500 "Piranha" Operation Manual: Low Frequency Amplifier Channel
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Controls:
Key
Action
table row selection (connecting pairs of wires)
F1, ENTER
turning on OSCILLOSCOPE
F2
gain setting on/off
F3
bias voltage setting on/off
F4
activating the AUTOMATED mode
ESC, MODE
switching to the main menu of device
FUNC
activating "ELECTRONIC SWITCH SETTINGS" mode
7.2. "ELECTRONIC SWITCH SETTINGS" MODE
Switching on the "ELECTRONIC SWITCH SETTINGS" mode is performed by pressing the
"FUNC". The settings procedure is described in
This is what the screen looks like upon setting
the electronic switch to the 6P4C scheme (fig.42). Pins #1, 2, 7, 8 are disabled (highlighted
grey). The four central pins #3,4,5,6 are enabled (highlighted white).
Fig.42
To finish the electronic switch setup and return to "ELECTRONIC SWITCH CONTROL" mode,
press "FUNC" or "ESC".
7.3. SETTING THE GAIN
In order to set the gain value, do the following
1.
Press "F2". The "Gain" field will become brighter.
2.
Using the keys
, set the desired gain multiplier (x1, x2, x5, x10, x20, x50,
x100). The selected value will be shown on the screen (fig.43, 1).
3.
If setting x1 gain is desired, press "ENTER".
4.
When done, press "F2". The "Gain" field will become darker.
Important!
While setting the gain, other features are inaccessible.
