Expert Electronics MB1 - 9 SPLIT OPERATION; 1. Activate the SPLIT mode by pressing the SPLIT button...; 2. Set the required transmit frequency (VFO B)...; 3. Press the microphone PTT button or the TX button...

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MB1 User Manual
© 2016 Expert Electronics
ATU OPERATION
9
SPLIT OPERATION
SPLIT operation allows you to receive on the VFO A frequency and transmit on the VFO B
frequency.
You can not receive on the VFO B frequency in the SPLIT mode.
To use the SPLIT operation:
1. Activate the SPLIT mode by pressing the SPLIT button, on the front panel of the
transceiver.
Flashing orange indicator in the main software window means the SPLIT mode is
enabled.
2. Set the required transmit frequency (VFO B) in the SPLIT mode (more details in VFO A and
VFO B control ).
3. Press the microphone РТТ button or the ТХ button on the the front panel of the transceiver to
transmit the message.
4. Release the microphone РТТ button or press again the ТХ button on the the front panel of
the transceiver to turn to RX mode.
Disable the SPLIT mode by pressing the SPLIT button the second time, on the front panel
of the transceiver.
Note:
( While in you are in CW mode with BREAK IN function enabled, the transceiver will turn to TX
on VFO B frequency automatically when pressing the CW key.
( While in digital modes the transceiver will turn to TX on VFO B frequency automatically if
received the PTT signal via the CAT-system or a certain COM-port.
9.1 SPLIT + Sub RX Operation
In some cases you need to trnasmit in a SPLIT mode and simultaneously listen to the transmit
frequency (VFO B), in other words use Sub-receiver.
To enable this mode:
1. Activate the SPLIT mode by pressing the SPLIT button, on the front panel of the
transceiver.
Flashing orange indicator in the main software window means the SPLIT mode is
enabled.
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