# Tagged Questions

248 views

### What components can an FPGA replace/emulate?

I've been under the impression that FPGAs were merely, well, field-programmable gate arrays, but I've seen some example schematics with resistors, capacitors, and such in them. As such, can an FPGA ...
296 views

### Octopus Component Tester Analysis

I'm a beginner in electronics and my knowledge is pretty basic. I've been trying to understand how the Octopus Component Tester Works. I know that it's outputs should be used to plot a Current x ...
119 views

Please refer to the attached Images. Dimensions: Hieght and Breadth: 42mm Thickness: 25mm I know its PT 1k Ohm resistor(Positive Temperature Coefficient) and its two connecting wires are ...
765 views

### What is this resistor for in this circuit?

I am studying electronics and I am currently reading/working my way through "Make: Electronics" by Charles Platt. Here is one of the circuit diagrams that he gives for making a basic burglar alarm: ...
174 views

### What are suggestions for resistor and capacitor substitutions?

When thinking about substituting components, I know that resistors are easily substituted within their 10%/5%/1% tolerances. But what about wattage on a resistor? Is it safe to do substitutions, say ...
155 views

### Can anyone identify this component?

I'm trying to solder together a small LED array with a dimming knob out of a bunch of old parts I have laying around, but I can't seem to identify how to wire this component: The two connectors at ...
177 views

### How to properly store components efficiently and effectively [duplicate]

Possible Duplicate: What's the best way to store and categorise resistors/capacitors/ICs/etc? I have MANY resistors and many other components as well and currently I am using a very ...
168 views

### linear resistor values series?

The values for resistors in a typical series, like E12, follow an exponential series (hence the "E"?). 10, 12, 15, 18, 22, etc., everybody knows them by heart (at least E12). But often you want simple ...
5k views

### Organizing electronic parts?

I've got one of these cabinets, which I intend to use for storing electronic components: It has 24 drawers (each 175 x 69 x 37mm). Every drawer can be subdivided into up to six compartments by ...