■Selecting a receive mode
What are receive modes?
Radio signals can be propagated in a variety of ways (or modes). Each mode has its own physical properties that de- termine to some degree its uses.
The
MODE | COMMON USAGE |
|
|
AM | amateur, aviation, broadcasting |
|
|
FM | amateur, utility |
|
|
WFM | TV broadcasting, FM broadcasting |
|
|
USB, LSB | commercial, amateur, short wave radio |
|
|
CW | commercial, amateur |
|
|
Major symptoms of incorrect receive mode
Distorted sound
Sudden interruption in reception Noise only
Noise with weak reception
Low or unstable signal strength indicator value
BASIC OPERATION 3
VFO |
FM |
144.0000 |
VFO |
WFM VFO144.0000 |
A M144.0000 |
VFO |
LSB |
VFO144.0000 |
USB |
VFO144.0000 |
C W |
144.0000 |
When programmed |
(see p. 69) |
VFO |
FM |
144.0000 |
AUTO MODE |
12