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Reference
Description
R78
47K
R79
22K
R80
22K
R81
47K
R82
10K var
R83
100
R84
100
R85
2.2K
R86
100
R87
2.2K
R88
100
R89
100
R90
470
OTHER COMPONENTS
Reference
Description
FL1
45U1A
FL2
CFR455I
Y1
3.579545 MHz
Y2
455 kHz
Y3
44.545 MHz
J1
Coaxial DC
J2
2-pin header
J3
phono jack
J4
3-pin header
J5
2-pin header
J6
3-pin header
P1
right-angle
P2
right-angle
DISPLAY BOARD
Reference
Description
EN1
Encoder
D1
1N4148
D2
1N4148
D3
1N4148
D4
1N4148
D5
green LED
D6
green LED
D7
green LED
DISP1
3-digit LED
DISP2
3-digit LED
J1
8-pin socket
J2
8-pin socket
R1-R8
33 ohm, 1/8W
R9
1K, 1/8W
SW1
momentary
SW2
"
SW3
"
SW4
"
S1
SPDT
Step No.
Part No.
5-24
20157
5-21
30154
5-22
30154
5-25
20157
5-58
30267
5-12
30126
5-13
30126
5-18
30142
5-14
30126
3-47
30142
4-24
30126
4-25
30126
6-38
30134
Step No.
Part No.
5-56
48339
4-56
48284
2-35
48079
4-22
48228
5-57
48235
2-47
35266
2-43
35065
6-83
35238
2-39
35066
4-3
35065
4-2
35066
2-13
35276
2-14
35276
Step No.
Part No.
1-36
32112
1-21
28001
1-22
"
1-23
"
1-24
"
1-5
28082
1-6
"
1-7
"
1-1
28115
1-2
28115
1-10
35277
1-11
35277
1-12-19
30434
1-20
30333
1-26
32133
1-27
"
1-28
"
1-29
"
1-30
1254
Reference - 35
Circuit Notes:
Clarifier varactor bias
Second LO bias
Second LO bias
Gate 2 bias for Q4
Front panel clarifier pot
Supply feed for Q4
Supply feed for Q7
Drain load for Q4
Source resistor for Q7
Collector feed for Q19
Power feed for product detector
Power feed for AM detector
Source resistor for antenna DC
Circuit Notes:
45 MHz crystal filter
455 kHz filter
Synthesizer clock set to 3.58 MHz
Oscillator for product detector
Second LO
DC power input
Power switch cable connector
antenna connector
Encoder cable connection
speaker cable connection
headphone jack cable connector
connector to display board
"
"
Circuit Notes:
Freq/Memory TUNE
pushbutton switch multiplexing diode
"
"
"
"
"
"
AM mode indicator
SSB mode indicator
FAST tuning mode indicator
frequency/memory display
frequency/memory display
mates P1
mates P2
LED current limiter
multiplexing resistor
MODE
MW
V/M
Tuning SPEED
DC on-off
"
"
"
"
"
"
"
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