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| Some examples of _________ are diodes, and transistors |
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| __________ shows the physical placement of a lightly abrasive plug to clean jacks. |
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| __________ shows the physical placement of all the parts. |
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| _________ a lightly abrasive plug to clean jacks |
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| _________ for neatly tying and bundling cables |
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Definition
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| _________ is on and flowing by design. |
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Definition
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| The color/wiring for XLR pins 1, 2, 3 is _______ |
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Definition
Hi -2- White
Lo-3-Black
Gnd-1-Shield |
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| _______ an amplified mult |
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Definition
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| Equipment used for troubleshooting: |
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Definition
| Oscilloscope, oscillator, and DMM |
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Definition
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| ___________ insulating so things don't short out/ cosmetically covering |
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| IC sockets / Chip carriers: |
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Definition
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Term
| ______ a plug with a hole through it to spray contact cleaner into a jack |
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Definition
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Term
| _____ a jack with a send and return in it |
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Definition
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Term
| ________, ________, ________ : leg names of a bipolar transistor |
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Definition
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Term
| _______, _______, _______ :Leg names of a FET transistor. |
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Definition
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Term
| Line in Pro line level ____, consumer level ____ |
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Definition
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Term
| For ______ the signal level is the millivoltage |
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Definition
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Term
| Name of common basic digital logic gates: |
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Definition
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Term
| _______ Switches inside a jack patch |
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Term
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Definition
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| ___________ anywhere from 3V to 18 VDC |
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Definition
| The operating voltage for CMOS digital logic gates |
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| The operating voltage for TTL digital logic gates is _____ |
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Definition
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Term
| ________ has splits in the circuit path |
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Definition
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Term
| ___________ has multiple bits sent at one time |
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Definition
| Parallel data transmission |
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Term
| Parts of a PSU and function of each : |
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Definition
a) LED - Plugs into wall outlet
b) switch - connects circuit to supply voltage
c) fuse - protects circuit from over current
d) transformer - steps voltage up or down
e) diode (bridge rectifier) -converts AC into DC
f) zener diode - regulates output voltage
capacitor - smooths DC ripple |
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Term
| ________ don't need DC power to turn them on |
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Definition
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Term
| To find Pin 1 on an IC chip: |
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Definition
| reference the dot, bar, or notch on top of the chip. |
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Term
| PSU stands for ___________ |
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Definition
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Term
| __________ have equivalent replacement parts that can be ordered |
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Definition
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Term
| _______________ shows the signal flow |
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Definition
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Term
| ______________ is one bit at a time |
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Definition
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Term
| __________ has no splits in the path |
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Definition
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Term
| __________ is typically O 0hms not by design |
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Definition
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Term
| _____ stands for test point |
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Definition
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Term
| The turn on voltage for a silicon diode is ___ |
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Definition
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Term
| The voltage across a short is _____ |
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Definition
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Term
| The voltage across an open is ______ |
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Definition
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Term
| For Voltage Regulators 78xx is _______ and 79xx is _________ |
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Definition
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Term
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Definition
| It only lets through what is different on positive vs. negative input |
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Term
| When connecting an oscillator: |
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Definition
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Term
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Definition
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Term
| Zener diode function regulates ______ |
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Definition
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Term
| The inverting input pin of an op am is ____ |
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Definition
| 3 (Just Phantom power is DC) |
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Term
| A ____________ amplifies the difference between the two signals at its inputs |
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Definition
| differential op amplifier |
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Term
| In audio, op amps can be used for: |
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Definition
Amplifying (pre-amps)
Inverting (phase buttons)
Summing amps (sub groups, auxillary sends, etc.)
Active EQs
Oscillators
Changing Impedance ( hi Z to low Z, buffers)
Balancing: noise reduction called CMR (common mode rejection)
Comparitors (peak meters, threshold settings on gates/compressors)
VCAs (voltage controlled amplifiers)
Compressors (in the compression circuitry |
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Term
| There are two main transistor families : _______ and ________ |
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Definition
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Term
| ____ indicates the bipolar digital gate family and stands for "transistor-transistor logic." |
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Definition
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Term
| The operating level for TTL bipolar digital gates is _____ |
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Definition
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Term
| The operating level for CMOS digital ICs is a fixed value between _____ and ______ |
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Definition
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Term
| _______ chips are sensitive - always wear a ground strap when handling them |
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Definition
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Term
| _____ is a guaranteed diode |
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Definition
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Term
| Troubleshooting a console I/O module will require: |
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Definition
XLR cable with a PCB connector
a fader
an oscilloscope with two probes
an oscillator
a DMM
two 9V batteries |
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Term
| ________ is used for insulating, strengthening, and cosmetically covering |
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Definition
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Term
| The three most important features in a service manual are the: |
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Definition
Schematic drawings
Assembly drawings
Parts description lists |
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Term
| _________ are data books for purchasing parts and components that include details information on their specs |
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Definition
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Term
| ________ carries current/ signal from point A to B |
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Definition
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Definition
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Definition
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Definition
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Definition
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Term
| ______ protects from l overload |
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Definition
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Term
| ______ filters induces l flow |
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Definition
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Term
| _________ steps E up or steps l down (opposite E), changes Z, blocks DC |
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Definition
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Term
| _______ isolated switching |
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Definition
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Term
| lets l flow in only one direction |
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Definition
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Term
| _____ visually represents info |
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Definition
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Term
| _______ amplifies switches |
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Definition
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Term
| _______ amplifies switches |
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Definition
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Term
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Definition
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Term
| _______ amplifies, inverts, balances, changes Z, oscillates, etc. |
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Definition
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