Software Adjustments - Icom IC-F33GT Service Manual

Vhf
Hide thumbs Also See for IC-F33GT:
Table of Contents

Advertisement

SOFTWARE ADJUSTMENT (RECEIVING)
• Select an operation using [↑] / [↓]keys, then set specifi ed value using [←] / [→] keys on the connected computer keyboard
• Need to adjust "S-METER ADJUSTMENT" after "RX SENSITIVITY ADJUSTMENT" is adjusted.
Otherwise , "S-METER ADJUSTMENT" will not be adjusted properly.
ADJUSTMENT
RX
1
• Operating Channel : CH5
SENSITIVITY
• Connect the SSG to the antenna connector
[BPF T1]
and set as:
[BPF T2]
Frequency
Level
Modulation
Deviation
• Receiving
CONVENIENT:
The BPF T1, BPF T2 can be adjustment automatically.
q-1: Set the cursor to "BPF ALL" and then push [ENTER] key.
q-2: The connected PC tunes BPF T1, T2 to peak levels.
w-1: Set the cursor to one of BPF T1, T2 as desired.
w-2: Push [ENTER] key to start tuning.
w-3: Repeat w-1 and w-2 to perform additional BPF tuning.
S-METER
1
• Operating Channel : CH5
[S-METER]
• Connect the SSG to the antenna connector
and set as:
Frequency
Level
Modulation
Deviation
• Receiving
2
• Set the SSG as:
Level
• Receiving
SQUELCH
1 • Operating Channel : CH1
LEVEL
• Connect the SSG to the antenna connector
[SQL]
and set as:
Frequency
Level
Modulation
Deviation
• Receiving
*The output level of the standard signal generator (SSG) is indicated as the SSG's open circuit.
ADJUSTMENT CONDITION
: 136.000 MHz
: 10 µV* (–87 dBm)
: 1 kHz
: ±3.5 kHz
or
: 136.000 MHz
: 14 µV* (–84 dBm)
: 1 kHz
: ±3.5 kHz
: 0.45 µV* (–114 dBm)
: 155.000 MHz
: 0.2 µV* (–121 dBm)
: 1 kHz
: ±3.5 kHz
MEASUREMENT
UNIT
LOCATION
PC
Connect the SINAD meter
with an 8 Ω load to the [SP]
screen
jack through the JIG cable.
Push the [ENTER] key on the connected computer's key-
board to set "L2" level.
Push the [ENTER] key on the connected computer's key-
board to set "L0" level.
Side
Connect speaker to the [SP]
panel
jack through the JIG cable.
6 - 5
VALUE
Minimum distortion
level
S e t S Q L l eve l t o
close squelch.
Then set SQL level
at the point where
the audio signals
just appears.

Hide quick links:

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the IC-F33GT and is the answer not in the manual?

Questions and answers

This manual is also suitable for:

Ic-f33gsIc-f34gtIc-f34gs

Table of Contents