EF Johnson Secret CB Index By Model
Documentation Project
CBTricks.com

Model
Volume
Page
110 Modulation Adjustment
11
52
120 Modulation Adjustment
11
52
121 Modulation Adjustment
11
52
123 Modulation Adjustment
11
52
123A Modulation Adjustment
11
52
124 Modulation Adjustment
11
52
125 Modulation Adjustment
11
52
130 Modulation Adjustment
11
52
132 Tune-Up
19
42
242-4730 Frequency Expansion & Clarifier
(Correction in Volume 18 Page 79)
10
49-51
250 Modulation Adjustment
11
52
300 Modulation Adjustment
11
52
320 Modulation Adjustment
11
52
323 Modulation Adjustment
11
52
323M Modulation Adjustment
11
52
352 15Kc Slider
1
34
4120 "VSB-1" Installation
10
12-13
4120 Modulation Adjustment
11
52
4125 / 4174 Frequency Expansion
13
61
4125 Modulation Adjustment
11
52
4140 & Others Using Motorola SC42502P PLL Frequency Expansion
15
31
4230 Modulation Adjustment
11
52
4740 (NDC 40013) Frequency Expansion & Clarifier Modification
11
12
Messenger 40 Tune-Up
12
36
Messenger 50
7
51
Messenger 80 (242-0080)
7
51
Messenger 4120 Tune Up (With Freq. Expansion Info)
3
47
Messenger 4135 Tune Up
3
48
Messenger 4140 / 4145 Tune Up (With Freq. Expansion Info)
3
54
Messenger 4170 / 4175 Tune Up (With Freq. Expansion Info)
3
47
Messenger 4170 / 4175 Tune-Up Update with Frequency Expansion
11
43
Messenger 4250 Tune Up (With Freq. Expansion Info)
3
48
Viking 200 Tune-Up
12
36
Viking 260 / 270 Tune Up (With Freq. Expansion Info)
3
49
Viking 4330 & 4360 Tune-Up
11
43


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