Galaxy
DX Radios DX979
Documentation Project
CBTricks.com
Receiver Alignment
See Alignment
Locations
| SETTINGS | CONNECTION |
ADJUST
|
ADJUST FOR |
| AM Sensitivity: Set radio to CH 19 AM RX MODE. Set NB/ANL switch to OFF position. Clarifier setting at 12 o'clock. RF Gain fully clockwise. SQ fully counter clockwise. VOL control at 2 o'clock. |
Connect AF VTVM or scope across speaker terminals. Connect RF SG to antenna jack Output Frequency 27.185 MHz, MOD 30%. |
(in order)
L2, L3, L5, L6, L7, L8, L9, L10 |
Audio output > 2V@10dB S/N > 10 dB. |
|
Set radio to CH 40
AM RX mode. Set radio to CH 1
AM RX mode. |
RF SG setting 27.405 MHz. 100uV. Mod 30% RF SG setting 26.965 MHz, 100uV. Mod 30%. |
L5,L6
|
For Balance Between CH 1 and CH 40. |
| USB
Sensitivity: Set radio to CH 19 USB mode. VOL control fully clockwise. RF SG setting to 27.186 MHz @ 0.5 uV MOD to off |
Connect RF SG to antenna jack |
L11,
L12
|
Audio
output > 2V S/N 10 dB |
| LSB Sensitivity: Set radio to CH 19 LSB mode. VOL control fully clockwise. RF SG setting to 27.184 MHz @ 0.5 uV MOD to off |
RF Generator to ANT Jack |
L11, L12 |
Audio output
> 2V S/N 10 dB |
| NB
Adjust: Set radio to CH 18 AM RX mode RF SG setting 27.185 MHz @ 1000uV MOD Off. Set NB/OFF switch to ON position. |
RF
Generator to ANT Jack Connect Multi-meter to TP1 (D2 cathode). |
L1
|
DC voltage to max.(>2.0V) |
| AM Squelch: Set radio to CH 19 AM mode SQ control fully clockwise. RF SG setting 27.185 MHz, 20mV. Mod 30%. |
RF Generator
to ANT Jack |
VR4
|
Adjust very slowly until squelch just closes |
| SSB Squelch: Set radio to CH 19 USB mode. SQ control fully clockwise. RF SG setting 27.186 MHz, 20 mV. Mod off. |
RF
Generator to ANT Jack |
VR3
|
Adjust very slowly until squelch just closes |
| AM S-Meter: Set radio to CH 19 AM mode. Meter switch at S/RF position. RF SG setting to 27.185 MHz @ 100 uV MOD 30%, |
VR1
|
Adjust needle on S-Meter to "9" on the S scale | |
| SSB S-Meter: Set radio to CH 19 USB mode. S/RF switch at S/RF position. RF SG setting 27.185 MHz, 100uV. Mod Off. |
VR2 |
Adjust needle
on S-Meter to "9" on the S scale |
Disclaimer: Although the greatest care has been taken while compiling these documents,
we cannot guarantee that the instructions will work on every radio presented.