Offset Direction And Offset Frequency Setup - Alinco DR-138 Instruction Manual

7

Offset Direction and offset frequency setup

Repeater receives a signal(UP-LINK) on one frequency and re-
transmits on another frequency(DOWN-LINK). The difference between
these two frequencies is called the offset frequency. If the UP-LINK
frequency higher than DOWN-LINK frequency, the direction is positive, If
it is lower, the shift direction is negative.
1.
Press key until the
on the LCD, then press
displays offset direction and offset
frequency.
2. Repeatedly press
positive offset and negative offset.
3. When LCD displays "
means transmitting frequency higher than receiving frequency.
4.
When LCD displays "
15
means transmitting frequency lower than receiving frequency.
5.
Turn selector knob or Mic's [
frequency in accordance with the step setting.
6.
Press any key except
Under channel mode,this operation can be temporarily available.
Once the radio is turned off or switched to another channel,the
temporary setting will be erased.
KEYPAD LOCKOUT
Avoiding unintentional operation, this function will lock main keys, all
keys except and
、
MONI
1. Press key until LCD displays
icon, then press
TS/DCS
displays icon. Now keypad lockout
function is valid.
icon displays
key, LCD
MHz
key to select
MHz
" icon, it indicates positive offset, which
" icon, it indicates negative offset, which
/ ] key to change offset
and key to set and finish setting.
MHz
key are invalid.
key until, LCD
2. Repeat above operation,
lockout function is invalid.
Current Voltage ENQUIRY
This function will display Current Battery Voltage.
1. While pressing and holding
press key to display the current
MONI
battery voltage.
2. Repeat above operation to exit.
In voltage display mode, all functions and channel or frequency
selection are invalid. The displaying value is indicative and only for
reference purposes.
Auto-Dialer Setup
This will automatically transmit pre-programmed and stored DTMF
tones. It is necessary to program Auto-dialer tones in advance to operate
this feature.
1.
While pressing and holding
the auto-dialer enquiry mode, LCD displays current default data
and current group displayed on left. If no data in current group,it
shows"EMPTY".
2. Turn selector knob to choose group
you wish to edit. Up to 16 Auto-dialer
memories are available.
3.
Press key to program the DTMF
MONI
you wish to transmit automatically.
4. The display scrolls when the 7th digit
is entered. The numbers 0-9, --, A-D,
* and # can be stored up to a total of
23 digits.
icon disappears, indicating keypad
key,
key, press key to enter
TS/DCS