Velleman HPS10 Personal Scope Manuel D'utilisation page 40

Signal position
1
40
Fig 31
Fig 32
HPS10 PersonalScope
X/Y - pos
SIGNAL SCREEN
Press first the X/Y-pos key before pressing the
arrow keys in order to move the signal in the
direction of the arrows. Prolonged pressing will
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make the X or Y- position change faster. A small
dot (1) in the left-hand corner of the screen will
indicate the direction in which the signal has
moved (Y pos). In this manner, the user will
know in which direction the signal was going
when it went off-screen. (Fig 31 & 32)
Notes:
•
The Y-position cannot be shifted in 'hold'-
mode
•
A total of 256 samples are stored in memory,
but the X-size of the screen is limited.
shifting the X-direction you can display all
stored samples.
•
At dynamic display mode (set-up menu), the
widest display layout is chosen by shifting the
x-position.
3
•
When no markers are displayed, the cursor
keys are set for changing the time base or input
sensitivity when no keys are pressed during 10
seconds
CHOICE OF INPUT COUPLING
A C / D C
G n d
Short press: Choice of input coupling ac (3) or dc
(2). Depending on (part of) the signal to be measured,
the input can be connected to the signal through a
direct link or by using a decoupling capacitor. Select
DC for measuring DC voltage. Press the "AC/DC"
key to select either AC or DC input coupling (see
indications on the screen).
TM
By