Icom IC-7760 handleiding
Handleiding
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4-7
BASIC MANUAL
RECEIVING AND TRANSMITTING
4
4
Noise Blanker
SSB, CW, RTTY, PSK, and AM modes
The Noise Blanker eliminates pulse-type noise, such
as the noise from car ignitions.
z Push
NB
.
• The Noise Blanker indicator on
NB
lights.
L Pushing
NB
turns this function ON or OFF.
L You can also turn the Noise Blanker ON or OFF on the
FUNCTION screen.
NOTE: When using the Noise Blanker, received
signals may be distorted if they are excessively
strong, or the noise is other than a pulse type. In that
case, turn OFF the Noise Blanker, or shallow the
DEPTH on the NB menu.
See the description below for details.
D Adjusting the NB level and time
To deal with various types of noise, you can adjust the
attenuation level and blanking depth and width in the
NB menu.
1. Hold down
NB
for 1 second.
• Turns ON the Noise Blanker and opens the NB
menu.
2. Touch the item to adjust. (Example: DEPTH)
3. Rotate
MULTI
to adjust the item. (Example: 8)
4. To close the NB menu, push
MULTI
.
LEVEL (Default: 50%)
Adjusts the level where the Noise Blanker activates
between 0 and 100%.
DEPTH (Default: 8)
Adjusts the noise attenuation level to between 1 and
10.
WIDTH (Default: 50)
Adjusts the blanking duration time to between 1 and
100.
NB is OFF NB is ON (Eective)
NB is ON
(DEPTH is too shallow)
NB is ON
(WIDTH is too wide)
Portion of desired signal is also removed.
Desired signal
Noise still exists
Desired signal
Desired signal
Desired signal
Pulse-type noise
Noise removed
NB LEVEL
Noise Reduction
The Noise Reduction function reduces random noise
components and enhances signal audio.
z Push
NR
.
• The Noise Reduction indicator on
NR
lights.
L Pushing
NR
turns this function ON or OFF.
L You can also turn the Noise Reduction ON or OFF on
the FUNCTION screen.
D Adjusting the Noise Reduction level
Adjust the Noise Reduction level to where noise is
reduced but the received signal is not distorted.
1. Hold down
NR
for 1 second.
• Turns ON the Noise Reduction function and opens
the NR menu.
2. Rotate
MULTI
to adjust the Noise Reduction
level to between 0 and 15.
L Adjust to a higher level to increase the reduction
level, and a lower level to decrease it.
3. To close the NR menu, push
MULTI
.
NR is OFF
NR level 0
NR is ON
NR level 4
Noise components Desired signal (CW)
Bekijk gratis de handleiding van Icom IC-7760, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Icom |
| Model | IC-7760 |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 18538 MB |
