SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Microphones Theory
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Used to make sure you have accurate angles & capsule spacing when miking in stereo.
Over/Over
Max SPL
Protractor & Ruler
Shiny Box 46MXL
2. Derived from two words; 'electr' from electrostatic and 'et' from magnet.
Stereo
Boom
Electret (Word Etymology)
Rode NT1A
3. Coincident pairing angled between 90
Capacitor
3 Voltages for Phantom Power
X/Y
Arrays
4. The first microphone sold by Shure; Military awarded Shure a contract to build microphones in WWII.
Neumann U47
Model 3B Carbon Microphone
MSM
Arrays
5. Pair of omni mic elements mounted on opposite sides of a spherical shaped capsule.
SPL Meter
Phase Ports
Cardioid (Electrical Polar Pattern)
Spherical Mic
6. Omnidirectional: N/ - Cardioid: 180
AudioTechnica AT4051
Omnidirectional
Noise
Angle of Max Rejection
7. Sub- frequency (below 100Hz) capture device designed for use with kick drums and floor toms as an alternative or supplement to a traditional microphone.
Damping
AKG C12
Faraday Cage
Subkick
8. Shows the level of self- noise from a microphone's internal electronics; Measured in dB (decibels).
Alan Blumlein
Noise
Guitar Amp Mic Placement
Ambient Sound Sensitivity
9. First to mass produce the condenser microphone in 1929; Improved cutting lathe technology by developing direct drive turntables; Invents 48V Phantom Power to power the new condenser microphone for Norwegian State Television.
Voice Coil
Georg Neumann
Capacitor Microphone
Bandpass
10. The measure of how quickly a mic's diaphragm will react when it is hit by an acoustic sound wave.
Blumlein Pairing
Transient Response
Ribbon Microphone
Ribbon Microphone Sensitivity
11. Barrier made of shaped wire covered with a piece of nylon that is placed between a sensitive mic and the talent to avoid damage to the diaphragm of the mic.
Shockmount
Microphone Storage
Pistonphone
Pop Filter
12. The first AKG dynamic microphone.
Angle of Max Rejection
Subkick
Pickup
AKG DYN60
13. A stereo miking technique similar to coincident pair - where the mics are set up with some distance between them; Distance and angle of microphones may differ; Creates a more defined stereo image; Produces very sharp images; Provides more 'air'.
Clip
Headstock
Near Coincident Pair
Shure SM57
14. Mid-Section of the mic stand; Includes the clutch.
Supercardioid
Omnidirectional
Packing
Body
15. Condenser; Cardioid; Side Address; 48V Required; Large Diaphragm; Manufactured by AudioTechnica; Transformerless circuitry virtually eliminates low- frequency distortion.
3 Voltages for Phantom Power
Transient Response
Microphone Storage
AudioTechnica AT4040
16. Cable wrapping method that reduces interference and makes it easier to unravel the cable.
Piezoelectric Effect
Over/Under
Model 3B Carbon Microphone
Phasing
17. Sounds that arrive from angles other than the 0
Off-Axis
Hypercardioid/Supercardioid (Electrical Polar Pattern)
Condenser Microphone
Sensitivity
18. Sounds that may be broadcast over the radio or internet.
Condenser Microphone
Mono
Pierre Curie
Shure KSM-353
19. Measurement similar to how our hearing works in frequency response charts.
A-Weighting
Counterbalance
Rode NT1A
Shure SM58
20. + (only); (Front capsule alone)
Leslie Cabinet
Subcardioid
Diaphragm
Cardioid (Electrical Polar Pattern)
21. Very robust and durable; Used in telephones until 1990's; Currently finds applications for military use.
Omnidirectional (Electrical Polar Pattern)
Shockmount
Carbon Microphone Uses
Terry Bozzio
22. Microphone with 4 large diaphragm condenser capsules; 3 bidirectional and 1 omni; Can be combined to make any polar pattern.
Packing
Mid/Side
Types of Pre-Amps for Condenser Mics
Soundfield
23. To break down or disassemble any portion of a set or stage set- up.
Baffle
Transducer Type
Shure SM57
Striking
24. Mounts on a single stand to provide for adjustable spacing and angling between mics.
Bass Amp Mic Placement
Sensitivity
Stereo Bar
Types of Pre-Amps for Condenser Mics
25. Commonly utilize large diaphragm dynamic mics.
Faraday's Law of Magnetic Induction
Backplate
Bass Amp Mic Placement
Electro Voice RE20
26. Method of creating low end effects from a bass drum by creating a tunnel at the mic end thus trapping sound and amplifying low end boost.
Binaural Mic
Real Time Analyzer (RTA)
Kick Tunnel
Types of Field Recording
27. Condenser; Cardioid; Side Address; 48V Required; Large Diaphragm; Manufactured by Rode; Widely recognised as the world's quietest studio microphone; Ideal for vocals - voiceover - and acoustic instruments.
Angle of Max Rejection
Polar Pattern
Clutch
Rode NT1A
28. Pair of omni mic separated by a circular absorptive baffle.
Body
Neumann U87
Jecklin Disk
Machine Head
29. The part of the guitar you turn to tune the strings in order to get the right sound out of the guitar when one plays.
Transient Response
Machine Head
Tuning Keys
Mid/Side
30. Basket/grille made out of a specific type of copper wire to block protect the mic from physical damage and to protect the mic from stray RFI
Legs
Shure KSM Series
Faraday Cage
Protractor & Ruler
31. German broadcasting stereo mic technique; An X-Y type with the mics 20cm apart and at a 90
Transducer Type
DIN
Highpass Filter
Cardioid
32. An extremely strong acoustic nano- film designed to replace the foil ribbon in ribbon microphones.
Frets
Roswellite
Pistonphone
Spherical Mic
33. Device used to measure sound loudness; Often used to measure and balance the loudness of each speaker in a home - studio - or live venue or theater system.
Shure SM57
Highpass Filter
Subcardioid
SPL Meter
34. When miking an amp placing it near the center of this will make it sound brighter; Miking near the outer edge of this will make it sound darker and more mellow in tone.
Cone
Dual Mono
Pickup
RFI
35. Filters only the bandwidth of frequencies that are supposed to (or allowed) to pass through; High and Low Pass are examples.
Bandpass
Bidirectional (Electrical Polar Pattern)
Crystal Mic Damage
Microphone Storage
36. Early example of switchable polar patterns; Had both a dynamic and a ribbon capsule inside of it which when combined produced other polar patterns.
Guitar Amp Mic Placement
Altec/Western Electric 639
Crystal & Ceramic Microphones
Neumann KM-84
37. Proportional to: Magnetic field strength; Length of the conductor; Velocity of conductor moving through the magnetic field.
Sealed Ni-Cad Battery
Magnetic Induction Voltage
Casing
Motor
38. Divisions on the fingerboard which represent the position of a specific note or tone.
Percussion Mic Placement
Stereo
Microphone Care...
Frets
39. Commonly found in acoustic guitar pickups; Ceramic piezoelectric material is used in hydrophones (underwater mics) because of durability.
Shockmount
Backplate
Neumann U67
Crystal and Ceramic Mic Use
40. Fixed plate that is charged with polarized voltage found in condenser mics; Usually constructed of milled brass; Has a number of holes drilled in it to provide damping for diaphragm.
Shure KSM-353
Subcardioid (Electrical Polar Pattern)
LRFB
Backplate
41. An electromagnetic microphone - in which a thin - corrugated ribbon is suspended within a high magnetic flux field; Excellent transient response due to the small amount of acoustic energy required to move diaphragm.
Examples of Piezoelectric Material
Ribbon Microphone
Polar Pattern
RCA 44BX
42. Dynamic; Cardioid; End Address; Manufactured by Sennheiser; Very small and compact; Especially suitable for use with drums and brass instruments; Includes a clip to mount directly on drums.
Measurement Mics
Sennheiser e604
Stereo Bar
Neumann KM-84
43. Polar pattern produced when you add a little bit of bidirectional to the omni pattern.
Bandpass
Microphone Care...
Near Coincident Pair
Subcardioid
44. Used for stereo miking to ensure correct balance and imaging.
Condenser Microphone
AKG C1000S
Matched Pairs
Distance Factor
45. One of the oldest mics; Diaphragm mounted on & compresses cup of tiny granules of carbon (100 microns big) that increase current flow when compressed by sound waves and vary electrical current; Also called Resistance Mics;
Measurement Mics
Spherical Mic
Carbon Microphone
Bidirectional (Electrical Polar Pattern)
46. Best signal- to- noise ratio; Minimal phase cancellation; Quality representation of what is being recorded; Attempt to ignore unwanted external noise.
Bidirectional
On -Axis
Null Angle
Goals of Sound Effects
47. When using multiple microphones - the distance between microphones should be at least 3 times the distance from each microphone to its intended sound source.
Dynamic Mic Characteristics
Capacitor
Neumann U67
3:1 Rule
48. Verify that the boom is placed over a microphone leg prior to use to provide added balance and stability.
Stereo Bar
Capacitor Microphone
Boom Placement Rule
Arrays
49. 4 to 6 ft. from the player; Mic should be placed below the line of sight of the bell - rotated at about 40 degrees off- axis - and tilted upward.
Highpass Filter
Trumpet Mic Placement
Clip
Wind Screens
50. Changes in air pressure from the front or the back can cause polarity cancellation; Sides have good rejection; Natural polar pattern is bidirectional.
Trumpet Mic Placement
Wind Screens
Neumann U47
Pressure Gradient Capsules