Promax US TV EXPLORER 2 User Manual página 72

The modulation type: DVB-S (QPSK) or DVB-S2 (8PSK) is showed on screen.
Next, the frequency and channel number correspoding to the channel plan selected as
well as the satellite downlink frequency. Finally, the satellite name and orbital position
are stated.
Figure 42.- Constellation Diagram. DVB-S (QPSK) signal.
The US TV EXPLORER II also includes, a ZOOM function to enlarge graphic
representation over one single quadrant. Select the SCROLL option to move the focus
over the whole viewing area using arrow cursors
the graph screen or SHARP option to increase the image clearness over a range from 0
(minimum visual persistence) to 16 (maximum visual persistence).
When selecting a constellation diagram for DVB-S2 signals, on screen will appear
the following information:
Figure 43.- Constellation Diagram. DVB-S2 (8PSK) signal.
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USER'S MANUAL. US TV EXPLORER II
[6] key, CLEAR option to reset
10/2007