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30 Cards in this Set
- Front
- Back
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A Variable Resistor that adjusts in a circuit is
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A Potentiometer
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2 8-Ohm Speakers are connected in Parallel. What is the total speaker Load?
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4 ohms
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2 8-Ohm Speakers are connected in Series. What is the total speaker load?
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16 ohms
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US power from a standard wall socket is?
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110v AC
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An amplifier is rated 1000 watts @ 4-ohms. The result of connecting an 8-ohm speaker to it would be?
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500 Watts
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What is the power used in the circuit?
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1.44 Watts
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What is the current in the circuit?
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30 mili-amps
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What is the voltage drop across R1?
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9 volts
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This circuit is an example of:
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A Voltage Divider
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The current through R1 is greater than the current through R2!!!
True or False |
False
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This circuit is an example of what?
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A Band-Pass Filter
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How many reactive components are in the circuit?
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2
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Reactance is frecuency dependant!
True or False |
True
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An accelerating magnetic field crossing a ________ induces a current.
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Conductor
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Opposition to current flow in a capacitor is know as?
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Reactance
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Ths circuit is an example of what?
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A Filter
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Output 'A' is what kind of filter?
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HPF
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Output 'B' is what kind of filter?
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LPF
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What is the roll-off slope of this filter?
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6db/Octave
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A material that has very high reistance is called?
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An Insulator
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Resistance, or load, is measured in?
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Ohms
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What Pin on an XLR connector is 'Hot'?
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Pin 2
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What pin on an XLR connector is "ground" ?
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Pin 1
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The signal in an RCA cable is?
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Unbalanced
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A 48 pin EDAC connector can carry how many 'BALANCED' signals?
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16
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Speakon connectors are gennerally used for ___________.
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high power speaker cables
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To convert an instrument signal to a mic/line level signal you would use a ________.
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A DI Box
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What is the total resistance in the circuit?
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1.6 Kilo-ohms
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If a cable in a multi-core cable is brown with a black stripe, what number would you expect it to be?
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10
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A headphone splitter box is an example of what kind of electrical connection?
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A Parallel Split
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