Elecraft K1 - Manual (Page 66)

Appendix A K1 Front Panel Board Parts List
PICTURE Designators Description Part Number
QTY
S1-S6 Switch, push button E640005 6
U1 PIC16C77MCU, programmed ("K1"), 40 pins E610005 1
U2
MAX518BCPA; Dual D/A converter, 8 pins
Alt: MAX518ACPA
E600013 1
U3 24LC04B/P; EEPROM, 8 pins (alternate: 24WC04P) E600021 1
U5 LM358, 8 pins E600010 1
U4
ZR78L06C; Voltage regulator, 6V, 2.5% (Zetex);
TO-92 plastic, 3 pins
E600017 1
X1 4.000 MHz crystal; HC-49, standard height E660006 1
Misc. Front Panel PC board E100093 1
Misc 40 pin DIP socket (for U1) E620017 1
Misc switch spacing tool (made from PCB material) E980033 1
Misc nylon washer, 0.75" O.D., 0.385" I.D. (Keystone #3227) E700019 1
Misc Keycap, rectangular, black E980000 5
Misc Keycap, square, black E980009
1
Page 3 Front Panel