Galaxy
DX Radios DX22B
Documentation Project
CBTricks.com
Transistor
Voltage Chart
|
Dis |
Function |
Part # |
|
|
LOC
|
B |
C |
E |
|
Q1 |
|
2SC1675L |
NPN |
 |
B-3
|
0.00 NB Off |
0.00 NB Off |
0.00 NB Off |
|
1.77 NB
On
|
7.67
NB On
|
1.06NB
On
|
||||||
|
Q2 |
|
2SC1675L |
NPN |
|
C-2
|
0.00 NB Off |
0.00 NB Off |
0.00 NB Off |
|
0.71 NB On |
2.09 NB On |
0.00 NB On |
||||||
|
Q3 |
|
2SC945 |
NPN |
|
C-3
|
0.00 NB Off |
0.00 NB Off |
0.00 NB Off |
|
2.09 NB On |
7.76 NB On |
1.45 NB On |
||||||
|
Q4 |
|
2SC945 |
NPN |
|
B-2
|
0.00 NB Off |
8.01 NB Off |
0.01 NB Off |
|
0.02 NB On |
8.01 NB On |
1.06 NB On |
||||||
|
Q5 |
|
2SC945 |
NPN |
|
C-3
|
0.00 NB Off |
7.37 NB Off |
0.01 NB Off |
|
0.01 NB On |
7.37 NB On |
0.03 NB On |
||||||
|
Q6 |
|
2SA733 |
PNP |
|
C-2
|
7.36 NB Off |
0.00 NB Off |
8.01 NB Off |
|
7.36 NB On |
0.00 NB On |
8.01 NB On |
||||||
|
Q7 |
|
2SC945 |
NPN |
|
C-2
|
0.00 NB Off |
0.00 NB Off |
0.00 NB Off |
|
0.00 NB On |
0.01 NB On |
0.00 NB On |
||||||
|
Q8 |
|
2SC1674 |
NPN |
|
D-2
|
1.18 AM RX |
6.93 AM RX |
0.48 AM RX |
|
0.02 AM TX |
0.03 AM TX |
2.44 AM TX |
||||||
|
1.18FM RX |
6.93FM RX |
0.48 FM RX |
||||||
|
0.01FM TX |
0.02FM TX |
2.44 FM TX |
||||||
|
1.30SSB RX |
7.60 SSB RX |
2.38 SSB RX |
||||||
|
0.01SSB TX |
0.02 SSB TX |
2.44 SSB TX |
||||||
|
Q9 |
|
2SC1675 |
NPN |
|
D-3
|
0.71 AM / FM RX |
3.04 AM / FM RX |
0.00 AM / FM RX |
|
0.01 AM / FM TX |
0.03 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.82 SSB RX |
0.03 SSB RX |
0.00 SSB RX |
||||||
|
0.81SSB TX |
0.02 SSB TX |
0.00 SSB TX |
||||||
|
Q10 |
|
2SC1675 |
NPN |
|
D-4
|
3.03 AM /FM RX |
5.76AM / FM RX |
2.26 AM / FM RX |
|
0.02 AM / FM TX |
0.02 AM / FM TX |
0.01 AM / FM TX |
||||||
|
0.03SSB RX |
8.02 SSB RX |
0.00 SSB RX |
||||||
|
0.02SSB TX |
0.02 SSB TX |
0.01 SSB TX |
||||||
|
Q11 |
|
2SC1675L |
NPN |
|
D-4
|
2.26 AM / FM RX |
5.49 AM / FM RX |
1.52 AM / FM RX |
|
0.01 AM / FM TX |
0.02 AM / FM TX |
0.01 AM / FM TX |
||||||
|
0.00 SSB RX |
8.02 SSB RX |
0.01 SSB RX |
||||||
|
0.01 SSB TX |
0.02 SSB TX |
0.01 SSB TX |
||||||
|
Q12 |
|
2SA733 |
PNP |
|
B-4
|
8.02 NB Off |
0.00 NB Off |
8.06 NB Off |
|
7.35 NB On |
8.01 NB On |
8.06 NB On |
||||||
|
Q13 |
|
2SC945 |
NPN |
|
B-4
|
0.00 AM / FM RX |
-0.25 AM / FM RX |
0.00 AM / FM RX |
|
0.01 AM / FM TX |
-0.24 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.71 SSB RX |
0.01 SSB RX |
0.00 SSB RX |
||||||
|
0.71 SSB TX |
0.01 SSB TX |
0.00 SSB TX |
||||||
|
Q14 |
|
2SC945 |
NPN |
|
B-4
|
0.70 AM / FM RX |
0.01 AM / FM RX |
0.00 AM / FM RX |
|
0.71 AM / FM TX |
0.02 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.01 SSB RX |
0.11 SSB RX |
0.00 SSB RX |
||||||
|
0.01SSB TX |
0.01 SSB TX |
0.00 SSB TX |
||||||
|
Q15 |
|
2SC945 |
NPN |
|
E-4
|
0.01 AM / FM RX |
0.02 AM / FM RX |
0.00 AM / FM RX |
|
0.01 AM / FM TX |
0.01 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.70 SSB RX |
0.01 SSB RX |
0.00 SSB RX |
||||||
|
0.71SSB TX |
0.01 SSB TX |
0.00 SSB TX |
||||||
|
Q16 |
|
2SC945 |
NPN |
|
E-5
|
1.26 AM / FM RX |
5.04 AM / FM RX |
0.68 AM / FM RX |
|
1.26 AM / FM TX |
5.05 AM / FM TX |
0.68 AM / FM TX |
||||||
|
1.26 SSB RX |
5.01 SSB RX |
0.68 SSB RX |
||||||
|
1.26SSB TX |
5.01 SSB TX |
0.68 SSB TX |
||||||
|
Q17 |
|
2SC945 |
NPN |
|
B-2
|
0.00 AM / FM RX |
0-0.01 AM / FM RX |
0.00 AM / FM RX |
|
0.76 SSB TX |
0.02 SSB TX |
0.00 SSB TX |
||||||
|
Q18 |
|
2SC1674 |
NPN |
|
C-2
|
2.15 AM RX |
7.73 AM RX |
1.41 AM RX |
|
0.02 AM TX |
0.03 AM TX |
0.01 AM TX |
||||||
|
2.15 FM RX |
7.73 FM RX |
1.41 FM RX |
||||||
|
0.03 FM TX |
0.08 FM TX |
0.01 FM TX |
||||||
|
2.16 SSB RX |
7.74 SSB RX |
1.41 SSB RX |
||||||
|
0.01 SSB TX |
0.02 SSB TX |
0.01 SSB TX |
||||||
|
Q19 |
|
J310 |
FET |
 |
D-3
|
0.03 AM / SSB RX |
7.95 AM / SSB RX |
1.89 AM / SSB RX |
|
0.01 AM / SSB TX |
0.02 AM / SSB TX |
0.03 AM / SSB TX |
||||||
|
0.00 FM RX |
7.95 FM RX |
1.90 FM RX |
||||||
|
0.01 FM TX |
0.07 FM TX |
0.07 FM TX |
||||||
|
Q20 |
|
2SC1674 |
NPN |
|
D-4
|
0.95 AM RX |
0.24 AM RX |
0.23 AM RX |
|
3.41 AM TX |
3.02 AM TX |
7.34 AM TX |
||||||
|
0.95 FM RX |
0.24 FM RX |
0.23 FM RX |
||||||
|
1.66 FM TX |
1.19 FM TX |
7.35 FM TX |
||||||
|
1.60 SSB RX |
6.69 SSB RX |
0.85 SSB RX |
||||||
|
3.40
SSB TX |
7.11
SSB TX |
7.34
SSB TX |
||||||
|
Q21 |
|
2SC1675 |
NPN |
|
D-4
|
0.22 AM / FM RX |
1.74 AM / FM RX |
0.00 AM / FM RX |
|
0.02 AM / FM TX |
0.03 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.73 SSB RX |
3.43 SSB RX |
0.00 SSB RX |
||||||
|
0.01
SSB TX |
0.02
SSB TX |
0.00 SSB TX |
||||||
|
Q22 |
|
2SC1675 |
NPN |
|
D-4
|
1.74 AM / FM RX |
0.93 AM / FM RX |
0.92 AM / FM RX |
|
0.03 AM / FM TX |
0.40 AM / FM TX |
0.02 AM / FM TX |
||||||
|
3.43 SSB RX |
6.52 SSB RX |
2.66 SSB RX |
||||||
|
0.02
SSB TX |
7.09
SSB TX |
0.01
SSB TX |
||||||
|
Q23 |
|
2SC1906 |
NPN |
|
D-4
|
3.92 AM / FM RX |
7.78 AM / FM RX |
0.23 AM / FM RX |
|
0.02 AM / FM TX |
0.02 AM / FM TX |
0.02 AM / FM TX |
||||||
|
2.65 SSB RX |
6.10 SSB RX |
1.90 SSB RX |
||||||
|
0.01
SSB TX |
0.02
SSB TX |
0.01
SSB TX |
||||||
|
Q24 |
|
2SC945 |
NPN |
|
D-2
|
0.70 AM RX |
0.01 AM RX |
0.00 AM RX |
|
0.71 AM TX |
0.02 AM TX |
0.00 AM TX |
||||||
|
0.01 FM RX |
0.18 FM RX |
0.00 FM RX |
||||||
|
0.02 FM TX |
0.05 FM TX |
0.00 FM TX |
||||||
|
0.01 SSB RX |
0.01 SSB RX |
0.00 SSB RX |
||||||
|
0.01
SSB TX |
0.02
SSB TX |
0.00
SSB TX |
||||||
|
TR25 |
2SA733 |
PNP |
|
D-1
|
ANL |
ANL |
ANL |
|
|
ANL |
ANL |
ANL |
||||||
|
ANL |
ANL |
ANL |
||||||
|
ANL |
ANL |
ANL |
||||||
|
ANL |
ANL |
ANL |
||||||
|
ANL |
ANL |
ANL |
||||||
|
Q26 |
|
2SC945 |
NPN |
|
D-1
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q27 |
|
2SC1675 |
NPN |
|
C-5
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q28 |
|
2SC1675 |
NPN |
|
D-4
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q29 |
|
2SC1675 |
NPN |
|
E-6
|
0.01 AM RX |
7.95 AM RX |
0.00 AM RX |
|
0.02 AM TX |
7.96 AM TX |
0.00 AM TX |
||||||
|
0.75 FM RX |
0.02 FM RX |
0.00 FM RX |
||||||
|
0.79 FM TX |
0.07 FM TX |
0.00 FM TX |
||||||
|
0.01 SSB RX |
7.94 SSB RX |
0.00 SSB RX |
||||||
|
0.01 SSB TX |
7.95 SSB TX |
0.00 SSB TX |
||||||
|
Q30 |
|
2SC945 |
NPN |
|
F-1
|
0.71 AM / FM RX |
0.02 AM / FM RX |
0.00 AM / FM RX |
|
0.72 AM / FM TX |
0.03 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.01 SSB RX |
2.95 SSB RX |
0.00 SSB RX |
||||||
|
0.01
SSB TX |
2.89
SSB TX |
0.00 |
||||||
|
Q31 |
|
2SA733 |
PNP |
|
B-3
|
8.02 AM RX |
0.11 AM RX |
8.06 AM RX |
|
8.02 AM TX |
-0.34 AM TX |
8.06 AM TX |
||||||
|
8.02 FM RX |
0.11 FM RX |
8.06 FM RX |
||||||
|
8.02 FM TX |
-0.39 FM TX |
8.06 FM TX |
||||||
|
8.02 SSB RX |
-0.11 SSB RX |
8.06 SSB RX |
||||||
|
8.02
SSB TX |
-0.43
SSB TX |
8.05
SSB TX |
||||||
|
Q32 |
|
2SA945 |
NPN |
|
F-6
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q33 |
|
2SC945 |
NPN |
|
E-6
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q34 |
|
2SC945 |
NPN |
|
F-6
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q35 |
|
2SA733 |
PNP |
|
C-5
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
||||||
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q36 |
|
2SC945 |
NPN |
|
C-6
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q37 |
|
2SA1282 |
PNP |
D-6
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q38 |
|
2SA1282 |
PNP |
C-6
|
8.02 AM RX |
0.00 AM RX |
8.06 AM RX |
|
|
7.27 AM TX |
7.95 AM TX |
8.05 AM TX |
||||||
|
8.02 FM/SSB RX |
0.00 FM/SSB RX |
8.06 FM/SSB RX |
||||||
|
7.28 FM/SSB TX |
7.96 FM/SSB TX |
8.04 FM/SSB TX |
||||||
|
Q39 |
|
2SC945 |
NPN |
|
A-2
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q40 |
|
2SA1282 |
PNP |
A-1
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q41 |
|
2SC945 |
NPN |
|
B-1
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
0.70 CW Mode RX |
0.01 CW Mode RX |
0.00 CW Mode RX |
||||||
|
0.71 CW Mode TX |
0.02 CW Mode TX |
0.00 CW Mode TX |
||||||
|
Q42 |
|
2SC945 |
NPN |
|
B-1
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
Q43 |
|
2SC1675 |
NPN |
|
B-3
|
0.00 AM / FM RX |
8.04 AM / FM RX |
5.06 AM / FM RX |
|
0.01 AM / FM TX |
8.04 AM / FM TX |
5.05 AM / FM TX |
||||||
|
0.00 SSB RX |
8.04 SSB RX |
0.30 SSB RX |
||||||
|
0.01
SSB TX |
8.04
SSB TX |
0.30
SSB TX |
||||||
|
Q44 |
|
2SC1675 |
NPN |
|
B-6
|
0.02 AM / FM RX |
0.03 AM / FM RX |
0.01 AM / FM RX |
|
2.12 AM / FM TX |
4.56 AM / FM TX |
1.41 AM / FM TX |
||||||
|
2.10 SSB RX |
4.54 SSB RX |
1.38 SSB RX |
||||||
|
2.12 SSB TX |
4.57 SSB TX |
1.40 SSB TX |
||||||
|
Q45 |
|
2SA733 |
PNP |
B-6
|
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
AM
/ FM / SSB RX |
|
|
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
AM
/ FM / SSB TX |
||||||
|
8.04 CW Mode RX |
0.00 CW Mode RX |
8.04 CW Mode RX |
||||||
|
4.91 CW Mode TX |
5.54 CW Mode TX |
5.58 CW Mode TX |
||||||
|
Q46 |
|
2SC2312 |
NPN |
 |
B-6
|
0.00 AM / FM RX |
4.15 AM / FM RX |
0.00 AM / FM RX |
|
0.68 AM / FM TX |
3.80 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.00 SSB RX |
13.25 SSB RX |
0.00 SSB RX |
||||||
|
0.68
SSB TX |
12.60
SSB TX |
0.00 |
||||||
|
Q47 |
|
2SC2312 |
NPN |
|
A-6
|
0.00 AM / FM RX |
4.15 AM / FM RX |
0.00 AM / FM RX |
|
0.58 AM / FM TX |
3.80 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.00 SSB RX |
13.25 SSB RX |
0.00 SSB RX |
||||||
|
0.68
SSB TX |
12.60
SSB TX |
0.00 |
||||||
|
Q48 |
|
2SC2166 |
NPN |
B-4
|
0.00 AM / FM RX |
4.15 AM / FM RX |
0.00 AM / FM RX |
|
|
0.74 AM / FM TX |
3.88 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.00 SSB RX |
13.25 SSB RX |
0.00 SSB RX |
||||||
|
0.74 SSB TX |
12.75 SSB TX |
0.00 |
||||||
|
Q49 |
|
2SC2314 |
NPN |
B-4
|
0.00 AM / FM RX |
0.00 AM / FM RX |
0.00 AM / FM RX |
|
|
1.25 AM / FM TX |
8.30 AM / FM TX |
0.70 AM / FM TX |
||||||
|
0.00 SSB RX |
0.00 SSB RX |
0.00 SSB RX |
||||||
|
1.28
SSB TX |
7.95
SSB TX |
0.57
SSB TX |
||||||
|
Q50 |
|
2SC1906 |
NPN |
B-4
|
0.00 AM / FM RX |
0.00 AM / FM RX |
0.00 AM / FM RX |
|
|
1.41 AM / FM TX |
7.95 AM / FM TX |
0.71 AM / FM TX |
||||||
|
0.00 SSB RX |
0.00 SSB RX |
0.00 SSB RX |
||||||
|
1.45
SSB TX |
7.95
SSB TX |
0.66
SSB TX |
||||||
|
Q51 |
|
2SB754 |
PNP |
B-4
|
13.31 AM / FM RX |
4.29 AM / FM RX |
13.79 AM / FM RX |
|
|
12.74 AM / FM TX |
3.43 AM / FM TX |
13.57 AM / FM TX |
||||||
|
13.25 SSB RX |
13.25 SSB RX |
13.79 SSB RX |
||||||
|
12.80
SSB TX |
12.80
SSB TX |
13.66
SSB TX |
||||||
|
Q52 |
|
2SC945 |
NPN |
B-4
|
4.03 AM / FM RX |
13.30 AM / FM RX |
4.10 AM / FM RX |
|
|
4.03 AM / FM TX |
12.15 AM / FM TX |
3.48 AM / FM TX |
||||||
|
12.27 SSB RX |
12.63 SSB RX |
12.85 SSB RX |
||||||
|
11.75
SSB TX |
12.30
SSB TX |
12.55
SSB TX |
||||||
|
Q53 |
|
2SA473 |
PNP |
B-4
|
13.30 AM / FM RX |
4.29 AM / FM RX |
13.31 AM / FM RX |
|
|
12.15 AM / FM TX |
3.43 AM / FM TX |
12.74 AM / FM TX |
||||||
|
12.63 SSB RX |
13.25 SSB RX |
13.25 SSB RX |
||||||
|
12.30
SSB TX |
12.80
SSB TX |
12.80
SSB TX |
||||||
|
Q54 |
|
2SC945 |
NPN |
B-4
|
0.00 AM / FM RX |
13.30 AM / FM RX |
0.00 AM / FM RX |
|
|
0.02 AM / FM TX |
12.18 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.73 SSB RX |
0.05 SSB RX |
0.00 SSB RX |
||||||
|
0.73
SSB TX |
0.05
SSB TX |
0.00
SSB TX |
||||||
|
Q55 |
|
2SC945 |
NPN |
B-4
|
0.63 AM / FM RX |
8.05 AM / FM RX |
0.53 AM / FM RX |
|
|
0.64 AM / FM TX |
8.05 AM / FM TX |
0.43 AM / FM TX |
||||||
|
0.63 SSB RX |
8.05 SSB RX |
1.65 SSB RX |
||||||
|
0.63
SSB TX |
8.05
SSB TX |
0.63
SSB TX |
||||||
|
Q56 |
|
2SC945 |
NPN |
B-4
|
0.71 AM / FM RX |
0.01 AM / FM RX |
0.00 AM / FM RX |
|
|
0.72 AM / FM TX |
0.02 AM / FM TX |
0.00 AM / FM TX |
||||||
|
0.71 SSB RX |
0.01SSB RX |
0.00 SSB RX |
||||||
|
0.71
SSB TX |
0.01
SSB TX |
0.00
SSB TX |
||||||
|
Q57 |
|
2SC945 |
NPN |
B-4
|
0.69 AM RX |
0.02 AM RX |
0.00 AM RX |
|
|
0.70 AM TX |
0.03 AM TX |
0.00 AM TX |
||||||
|
0.00 FM RX |
0.71 FM RX |
0.00 FM RX |
||||||
|
0.02 FM TX |
0.72 FM TX |
0.00 FM TX |
||||||
|
0.00 SSB RX |
0.71 SSB RX |
0.00 SSB RX |
||||||
|
0.01
SSB TX |
0.72
SSB TX |
0.00
SSB TX |
||||||
|
Q58 |
|
2SC945 |
NPN |
B-4
|
0.01 AM RX |
0.01 AM RX |
0.01 AM RX |
|
|
0.02 AM TX |
0.02 AM TX |
0.02 AM TX |
||||||
|
1.02 FM RX |
4.32 FM RX |
0.38 FM RX |
||||||
|
1.03 FM TX |
4.32 FM TX |
0.40 FM TX |
||||||
|
0.01 SSB RX |
0.01 SSB RX |
0.01 SSB RX |
||||||
|
0.01 SSB RX |
0.01 SSB RX |
0.01 SSB RX |
||||||
Disclaimer: Although the greatest care has been taken while compiling these documents,
we cannot guarantee that the instructions will work on every radio presented.