# Shared Flashcard Set

## Details

Audio Electronics I Notes
Casey Anderson
21
Engineering
08/07/2012

Term
 What is ohm's law?
Definition
 The relationship between current, voltage, and resistance.
Term
 What do stripes 1-4 mean?
Definition
 Stripes 1, 2 = Digit 1 and 2Stripe 3 = MultiplierStripe 4 = Tolerance
Term
 What is a potentiometer and a resistor on a schematic?
Definition
 A potentiometer is squiggly with an arrow.A resistor is just a squiggly.
Term
 Electrochemical reactions produce what?
Definition
 Electrochemical reactions produce electrons.
Term
 What is current?
Definition
 The rate of flow of electrons past a particular point. Intensity.
Term
 What is current measured in?
Definition
 Amperes, Amps
Term
 What is resistance?
Definition
 The property of a substance to resist current flow.
Term
 Resistance is ______, voltage is ______, and current received is _________?
Definition
 Resistance is a constant, voltage is applied, and current received is a variable.
Term
 What does Rn stand for?
Definition
 Net Resistance.
Term
 Which increases and decreases resistance: series, parallel
Definition
 Series increase resistance.Parallel decrease resistance.
Term
 What is the formula to find net resistance?
Definition
 1-------------------(1/R1 + 1/R2 + 1/R3)
Term
 What is 60 cycle hum/ground loop?
Definition
 Current in a conductor connecting two points that are supposed to be at the same potential but are different. (instability, introducing interference in one's own chain.)
Term
 List six different ways to describe ground.
Definition
 - Reference point for voltage- Outer braid on a cable- Return path for a circuit- 3rd pin or an A/C plug- Dirt we stand on- Electrical stabilizer
Term
 What's the symbol for tip, ring, and sleeve?
Definition
 Tip +Ring - Sleeve (Lines)
Term
 What is capacity coupling?
Definition
 Absorbing interference and sending it to a signal chain.
Term
 What is a diode?
Definition
 Electricity flowing in one direction?
Term
 What is a transistor?
Definition
 A limiter or amplifier of electricity.
Term
 What are resistors used for?
Definition
 To control current and voltage in various ways.
Term
 How many thingies are in one coulomb?
Definition
 6.25*10^18
Term
 What is velocity?
Definition
 D/T (Distance over time)
Term
 What is voltage?
Definition
 Potential difference; electrical pushing power.
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