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Real-Time I/Q Baseband Generator User’s and Programming Guide
3-127
ESG Family Signal Generators
Softkey Reference
Options UN8 and 202
P
PCS Base
Pressing this softkey selects PCS 1900 Base as the channel band for
EDGE or GSM. PCS 1900 Base contains channels 512 through 810.
Softkey Location:
Mode
>
TDMA
>
desired format
>
Freq Channels
>
Channel Band
>
PCS Base
PCS Mobile
Pressing this softkey selects PCS 1900 Mobile as the channel band for
GSM or EDGE. PCS 1900 Mobile contains channels 512 through 810.
Softkey Location:
Mode
>
TDMA
>
desired format
>
Freq Channels
>
Channel Band
>
PCS Mobile
PDC
Pressing this softkey displays a menu of softkeys where you can
generate a data pattern formatted into either a framed structure
(where the data bits are located in fields defined by the PDC protocol) or
a sequence that can be output one or more times.
Softkey Location:
Mode
>
TDMA
>
PDC
PDC Off On
Press this softkey to enable the PDC communications format. Setting
PDC Off On
to
On
sets up the internal hardware to generate a signal
that follows the PDC format. The internal I/Q modulator generates
π
/4DQPSK digital modulation and the
PDC
and
I/Q
annunciators are
turned on in the display. Although the digital modulation is enabled
with this softkey, the RF carrier is modulated by the enabled
modulation only when you have also set
Mod On/Off
to
On
.
Setting
PDC Off On
to
On
presets the following softkeys in the I/Q menu:
I/Q Off On
is set to
On
and
I/Q Source
is set to
Int I/Q
. You can override
these selections in the I/Q menu.
Default Value: Off
Softkey Location:
Mode
>
TDMA
>
PDC
>
PDC Off On
P-GSM Base
Pressing this softkey selects P-GSM 900 Base as the channel band for
EDGE or GSM. P-GSM 900 Base contains channels 1 through 124.
Softkey Location:
Mode
>
TDMA
>
desired format
>
Freq Channels
>
Channel Band
>
P-GSM Base
P-GSM Mobile
Pressing this softkey selects P-GSM 900 Mobile as the channel band for
EDGE or GSM. P-GSM 900 Mobile contains channels 1 through 124.
Softkey Location:
Mode
>
TDMA
>
desired format
>
Freq Channels
>
Channel Band
>
P-GSM Mobile
Содержание ESG series
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