Electronics. Test 4

This circuit consists of two capacitors, C(1) = 6

This graphical symbol is a logic gate. Which gate?

The picture shows a common used 3,5 inches diskette type for storing data. What is the data storing capacity for such diskette?

Which function is this operational amplifier circuit performing?

What do you understand with a computer's POST system?

Which of the 3 alternatives given is correct for a NOT-gate?

This circuit consists of two resistances, R(1)= 12 ohm and R(2) = 6 ohm, connected in parallel. Calculate the equivalent value R(S) of the two resistances.

What is the symbol for a THYRISTOR?

The powersupply to the harddisk of a personal computer consists normally of two voltages. Which?

Transmission lines play a central role in radio frequency circuits, where they are used to pipe signals around from one place to another within a circuit, and often to an antenna system. General rules for such transmission line is that they must be 'matched'. Which of the cables below would you use to obtain a matched transmission between Z1 and Z2?