HP Cell Phone Accessories E6380-90019 用户手册
Chapter 6
177
Configuration - Screens and Control Fields
RF In/Out
RF In/Out
RF In/Out
This field is used to indicate losses or gains between the RF IN/OUT
port and the device-under-test.
port and the device-under-test.
• Enter a positive value to indicate a gain (such as an amplifier gain).
When the RF IN/OUT port is used as an output, the RF generator’s
(or tracking generator’s) level is automatically set the specified
amount below what is indicated in the RF generator’s
(or tracking generator’s) level is automatically set the specified
amount below what is indicated in the RF generator’s
Amplitude
field. Example; if this value is 10 dB, and the
Amplitude
field shows
0 dBm, the actual level out of this port is
−1
0 dBm.
When this port is used as an input, the
TX Power
measurement and
spectrum analyzer’s marker level (
Lvl
) are automatically reduced by
that amount.
• Enter a negative value to indicate a loss (such as cable loss). The RF
generator’s (or tracking generator’s) level out this port is
automatically set that amount above what is indicated in the RF
generator’s
automatically set that amount above what is indicated in the RF
generator’s
Amplitude
field.
When used as an input, the
TX Power
and the spectrum analyzer’s
marker level (
Lvl
) measurements are increased by that amount.
This field is only used when the
RF Level Offset
field is set to
On
.
See the
Screen(s) Where Field is Present
INSTRUMENT CONFIGURE
Main Menu