SIU with power conditioning

quantity
description source*
4
1N4001 diode  
1
1N914 diode  
1
LM317 voltage regulator  
1
4066 quad CMOS gate  
1
2N3904 transistor  
3
Burr-Brown DCP010515D DC-to-DC converter DigiKey
1
1000 µF capacitor  
1
10 µF capacitor  
1
1 µF capacitor  
1
5 nF capacitor  
6
1 nF capacitor  
1
270 Ω resistor  
1
1 kΩ resistor  
1
5 kΩ resistor  
1
10 kΩ resistor  
1
50 kΩ resistor  
1
100 kΩ resistor  
1
200 kΩ resistor  
1
DPDT toggle switch  

 

Analog pulse generator

quantity
description source*
3
555 timer chip  
1
4011 quad AND gate  
1
0.22 µF capacitor  
1
0.47 µF capacitor  
2
2.2 µF capacitor  
1
4.7 µF capacitor  
1
2 kΩ resistor  
2
3 kΩ resistor  
2
4 kΩ resistor  
2
10 kΩ resistor  
3
27 kΩ resistor  
3
100 kΩ potentiometer  
4
SPDT toggle switch  
1
SPDT on-off-on toggle switch  

 

Microcontroller pulse generator

quantity
description source*
2
1N914 diode  
1
2N3904 transistor  
1
ATMEL ATmega8515 microcontroller DigiKey
1
8 MHz crystal  
2
22 pF capacitor  
1
5 kΩ resistor  
1
10 kΩ resistor  
1
100 kΩ resistor  
1
SPST pushbutton switch  
Software/hardware kit to burn ATMEL code onto the ATmega8515 (one kit will be used to program as many microcontrollers as you wish to make). DigiKey

*See the sources page for full addresses of these suppliers.
www.radioshack.com (not all parts available at local stores; look for educational discount on web orders)
www.digikey.com
www.alliedelec.com
www.hosfelt.com (if they have it, they will be the cheapest source)
www.elexp.com