Uniden U4 DB-CP Dokumentacja Pobierz pdf (Strona 119)

o When you find a station, slowly vary VFO tuning knob on your

receiver and look for a display on the PK-232 tuning indicator

like the one shown below.

Tuned In

If the tuning indicator looks like the one below, the frequency

from your speaker is too low for the PK-232 to copy the signal.

Slowly tune the VFO and make the frequency higher.

Frequency

Too Low

If the tuning indicator looks like the one below, the frequency

from your speaker is too high for the PK-232 to copy the signal.

Slowly tune the VFO and make the frequency lower.

Frequency

Too High

o Adjust the PK-232's THRESHOLD control so that the DCD LED lights

when a properly tuned RTTY station is being received.

HINT: If you adjust the THRESHOLD control so the DCD LED goes out

when no station is being received, you will prevent garbage

characters generated by noise from printing on your screen.

10.3 Starting the SIAM Mode

After correctly tuning in a signal as described above, you are ready

to enter the SIGNAL command. The PK-232 will respond with:

Opmode was XXXXX

Opmode now SIgnal

Make sure the THRESHOLD is adjusted so that the DCD LED is lit, then

after about 10 seconds the PK-232 should respond with a baud rate

indication and confidence factor similar to the one shown below.

0.47: 50 Baud,

4/91 10-2

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Uniden U4 DB-CP Dokumentacja Strona 119