Test Equipment Tools Books Put a smile on everyone's face; happy face PCB and connecting wire included with parts kit; battery operated. On/Off switch on PCB. A versatile laboratory instrument at a fraction of the cost of conventional function generators; provides 3 basic waveforms; sine, triange, s...

The Graymark DFnDR Training System is a complete, state-of-the-art technical education program to train students the science and techniques needed to land jobs in the growing field of computer forensics. Federal, State and local law enforcement agencies, as well as private investigation firms are hi...

216NB $21.50 VOLT-OHM-MILLIAMMETER WITHOUT BREADBOARD 216 With Breadboard..................$30.95 20K OHMS/VOLT 30 RANGES DIODE & FUSE PROTECTED MIRRORED SCALE STUDENT MANUAL ZERO ADJUST Accurate, rugged & Versatile, the Model 216 becomes a useful piece of test equipment when assembled. Use ...

Komponent Kits are a selection of low-cost electronic kits for use when time or cost constraints preclude use of the more complete Graymark Projects. EAch Komponent Kit includes the electronic parts necessary to assemble the circuit. The Instruction Sheet for each Kit features a parts placement diag...

Komponent Kits Test NPN or PNP transistors, LEDs, and diodes; 4 LEDs indicated short, open, or good condition; 1 IC; battery operated. 144P Model 144P Transistor/Diode Checker...................................................$9.95 TRANSISTOR/DIODE CHECKER Model 144 Transistor/Diode Checker............