74LS133 Integrated Circuit (IC)

CMOS 4 Analog Switches 14DIL

IC Timer 8DIL This is the popular 555 timer chip used

SRAM 1024 X 4 18DIL. Example: National MM2114N

Mercury Digital Multimeter & Transistor Tester plus Square Wave, Beep - in a Protective Case

This multimeter offers 19 test ranges and 7 functions
 

• Shrouded test prods

• Shockproof holster

• Continuity test function

• Transistor test function

• Square wave signal output

AC voltage: 200 - 500V
DC voltage: 200mV - 500V
DC current: 2000µA - 5A
Resistance: 200 Ohms - 2000K Ohms
Test lead length: 570mm
Dimensions: 126 x 70 x 29mm
Weight: 130g
Battery Supplied: 9Vdc PP3

Ceramic Trimmer 6mm diameter 4.2 to 20pF 200VDC 5mm pitch

BAT393 Universal Battery Tester

Easy to use battery tester with an easy-to-read, accurate needle display. Tests for most batteries inc button cells.  Why throw away good batteries?

• Measures the batteries under load to accurately indicate their state
• Suitable to test AA, AAA, C, D, Button Cells, Coin Cells and 9V PP3 batteries and button cells
• Works without power.

2 Way Header Socket, 2.54mm Pitch

1 row of 2 pins 2.54mm (0.1") Pitch