Main- And Sub-Rx Operations - Hilberling PT-8000 Operating Manual

C–20
Picture 24
MAIN RX
and
SUB RX
9 MAIN- A
ND
Because the operator should be aware of some major functions whether they
are active or deactivated certain push buttons incorporate a LED:
MEM MENU
CHANNEL METER
DATA
LOCK
RIT/XIT
TUNE
START
The PT-8000 incorporates a transmitter and two independent receivers (MAIN
and SUB). Both receivers are permanently operating. Even if a receiver is „in
the background" i.e. not fully accessible through all main controls the receiver
is operating with its last settings when it has been the „active" one.
One transmitter and two receivers are operated in three main modes:
•
•
•
Note : The MAIN RX VFOs will always determine the transmit frequencies
The red LED EXT REF will be on when the PT-8000 20 MHz system clock is
no longer the internal one. An external 10MHz signal is representing the
frequency reference when this LED is on.
SUB-RX O
P E R A T I O N S
Part C Installation And Operation
FILTER
NOTCH
NR
AGC
SCAN
MAIN-RX is active and SUB is working in the
background (green MAIN-RX
or
SUB-RX is active and MAIN is working in the
background (yellow
SUB-RX
TX is operating (red TX-LED is on).
LED is on)
LED is on)