Magnum
S9, Magnum S-9NX
Documentation Project
CBTricks.com
Receiver
Alignment
See Alignment
Locations
SETTINGS |
CONNECTION |
ADJUST |
ADJUST FOR |
AM/FM
RF & IF SENSITIVITY: |
Connect
AF VTVM or scope across speaker terminals. |
(in order) |
Adjust for max. output reading on AF VTVM or Scope. |
SSB
IF SENSITIVITY: |
Same as above |
L13, L14 |
Adjust L13, L14 for maximum as in Step 1. |
Set
mode to AM. |
Same as above |
L6, L7 |
Recheck sensitivity across full radio bandwidth. If necessary, retune L6 & L7 to balance RF sensivity across bandwidth. |
FM
DETECTOR: |
Connect
AF VTVM or scope to IC2 Pin 7. |
L5 |
Adjust for maximum audio output. |
SSB
S-METER: |
RF Generator to ANT Jack |
VR2 |
Adjust for S-9 reading. |
AM/FM
S-METER: |
Same as above |
VR1 |
Adjust for S-9 meter reading. |
AM/FM
|
Same as above |
VR4 |
Adjust to the squelch just closes. |
|
Same as above |
VR3 |
Adjust to the squelch just closes. |
NOISE
BLANKER: |
Connect DC Voltmeter to TP1 (Cathode of D2). |
L1, L2 |
Adjust for maximum DC voltage. |
Disclaimer: Although the greatest care has been taken while compiling these documents,
we cannot guarantee that the instructions will work on every radio presented.