Galaxy DX Radios DX979
Documentation Project

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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

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Disclaimer: Although the greatest care has been taken while compiling these documents,

we cannot guarantee that the instructions will work on every radio presented.