Parts List - AEA CK-1 Instruction Manuals

Morse memory keyer
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C1 ....................................... 0µ0047
C2, 9, 10 ............................. 0µ001
C3, 5, 8, 11, 12 .................. 0µ1
C4 ....................................... 0µ01
C6, 7 ................................... 10µ or 6µ8
D1, 2, 5 ............................... 1N4448 or 1N4148
D3, 4 ................................... 1N4006
D6 ....................................... 1N4003
Q1, 3 .................................. 2N3904
Q2 ....................................... MPS6561
Q4 ....................................... MPSA92
Q5 ....................................... MPSA42
R1, 2 .................................. 12 Ω
R3, 8 .................................. 330 Ω
R4 ...................................... 1 kΩ
R5 ....................................... 240 Ω
R6, 12, 13 ........................... 47 k
R7 ....................................... 2k4
R9 ....................................... 10 k
R10, 11 ................................ 1 k
U1 ....................................... CD4044B or MC14044B
U2 ....................................... AEA 1980 MMK
U3 ....................................... 2114
U4 ....................................... 7805 Voltage Regulator
X1 ........................................ 4.000 MHz Xtal
S1 ........................................ Part of R4
S2 ........................................ SPST Slide SW
CK-1 PARTS LIST
50 v disc cer
500 v disc cer
50 v disc cer
50 v disc cer
25 v dipped tantalum
½ W, 5 %, Carbon Comp
¼ W, 5 %, Carbon Comp
pot w switch, audio taper
¼ W, 5 %, Carbon Comp
¼ W, 5 %, Carbon Comp
¼ W, 5 %, Carbon Comp
¼ W, 5 %, Carbon Comp
¼ W, 5 %, Carbon Comp
7

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