Rugby Clock - Component Schedule

Parts List (and Maplin part codes)

Clock Decoder/Driver


Resistors

R1	typical	10		M10R		select for correct current - 
R2		1k		M1k0
R3		10k		M10k
SIL1		10k		DL65V
VR1		1k		WR40T

Capacitors

C1,4		10uF 16v	WW68Y
C2,3,9,14	0.1uF 		CX21X
C5,6,7,8		22uF 16v	AT37S
C10		0.47uF		RA52G
C11,C12	12pF	 	WX45Y
		
C13		2-22pF		WL70M 	C12 is omitted if C13 (optional) is fitted.


Semiconductors

IC1		LM2940CT	AV22Y	supply 6-12v
IC2		MAX232		FD92A
IC3		programmed PIC		available from author	

Miscellaneous

LCD Character Display Module	DK64U
	or			DK67X	backlit

display connectors:
16 way transition header		FA47B	use Farnell 145-066
2x8 IDC socket			FG44X
Pin Strip 2 x 36			JW62S		cut off 7x2
IDC cable			XR73Q

X1		3.2768MHz	FY86T

Pin strip 1 x 36				cut off as required for connectors

Heat Sink			JX21X		keep heat from regulator below 2W

serial link:
9 pin DIN socket			RK61R	usually required for COM1
9 pin DIN hood			FP27E
25 pin DIN socket			YQ49D	alternate to above (usually COM2)
25 pin DIN hood			FP29G


Power supply  6v  300ma		JC90X
Connector for PSU		JK10L

Printed Circuit Board		available from author


Disc with PC clock program	available from author




MSF Receiver

Resistors

R1		100k		M100k
R2,3		10k		M10k
R4		220		M220R
R5		330		M330R

Capacitors

C1		1uF 16v		WW68Y
C2		0.1uF 		RA49D
C3		33uF 16v	AU00A

Semiconductors

IC1		LM358N		UJ34M
IC2		LM317LZ	AV26D

Miscellaneous

MSF Receiver Module		MK68Y
MSF Antenna			MK72P

Box for receiver			LL12N

Printed Circuit Board		available from author

Home