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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. Bioacoustic Research; Documentary Journalism; Radio; Film/TV Production; Audio Post Production.
Types of Field Recording
Sennheiser e604
Ribbon Microphone Sensitivity
Neumann U67
2. 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.
Stereosonic
Cone
Pad
DIN
3. Big + & - (More front with less opposite rear)
Fukada Tree
Hypercardioid/Supercardioid (Electrical Polar Pattern)
5 Common Microphone Transducers
Microphone Care...
4. Sub- frequency (below 100Hz) capture device designed for use with kick drums and floor toms as an alternative or supplement to a traditional microphone.
Subkick
Sennheiser MD421
ORTF
Phase Ports
5. An electrical device characterized by its capacity to store an electric charge;
Percussion Mic Placement
Microphone Storage
Capacitor
Neumann U87
6. To capture two perspectives on the same sound.
Parabolic Systems
AudioTechnica AT4040
OSHA Exposure Table
Dual Mono
7. An extremely strong acoustic nano- film designed to replace the foil ribbon in ribbon microphones.
Reisz Marble Mic
Pickup
Boom Placement Rule
Roswellite
8. Sounds that arrive at the 0
Supercardioid
Subcardioid (Electrical Polar Pattern)
On -Axis
Faraday's Law of Magnetic Induction
9. Use coincident or near coincident pairings; Too many microphones will cause phasing issues.
Nuvistor Tube
Percussion Mic Placement
Spherical Mic
Pascals (Pa)
10. Overall measurement close to the overall sound level in frequency response charts.
C-Weighting
Neumann U87
3:1 Rule
Field Mixer
11. 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.
Ribbon Microphone
Diaphragm
Speed of Sound Underwater
Pressure Gradient Capsules
12. Keep in proper case; Never disassemble shockmounts
Wind Screens
Increasing Output Voltage in Ribbon Mics
Microphone Storage
Nuvistor Tube
13. Consumers can listen to live broadcasts over telephone lines; Individual one- way experience that required a subscription service to listen to performances.
Boom Placement Rule
Jecklin Disk
Theatrophone
Bandpass
14. Part of a mic stand that the mic stands on.
Bass Amp Mic Placement
Stereo Bar
Shure Unidyne Series
Legs
15. 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.
Kick Tunnel
Boom Placement Rule
Baffle
Sennheiser e604
16. Small Diaphragm Electret condensers; Extremely flat frequency response; Omnidirectional pattern.
Ribbon Mic Characteristics
Measurement Mics
Counterbalance
Side Address
17. Used to make sure you have accurate angles & capsule spacing when miking in stereo.
Protractor & Ruler
Counterbalance
Pad
AKG D36
18. 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.
Clip
Magnetic Induction Formula
5 Common Microphone Transducers
Tuning Keys
19. Term coined by Sir Charles Wheatstone derived from the Greek words 'micro' (small) & 'phon' (sound).
Microphone (Word Etymology)
Damping
Cardioid (Electrical Polar Pattern)
Pressure Gradient Capsules
20. Quartz; Barium Titaniate - Tourmaline; Rochelle Salt - and even cane sugar.
Examples of Piezoelectric Material
Baffle
Dynamic Range
Rudolf Goerike & Ernest Pless
21. Forward facing bipolar mics spaced 20cm apart.
AKG C12
Goals of Sound Effects
Vintage Tube Mic Precautions
Faulkner
22. 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.
AudioTechnica AT2020
Matched Pairs
AKG DYN60
Georg Neumann
23. Stereo coincident pairing where the middle mic (usually a cardiod) is facing source and a bidirectional side mic is placed at 90
Cone
Mid/Side
Bandpass
Microphone (Definition)
24. Modern drummer who has created a large kit and innovated several ways of capturing the sound from his massive kit.
Carbon Microphone
Terry Bozzio
MSM
Phase Ports
25. The measure of how quickly a mic's diaphragm will react when it is hit by an acoustic sound wave.
SASS-P
Faulkner
Transient Response
RCA 44BX
26. Shows the total range of the mic's internal pre- amp; Measured in dB (decibels).
Microphone (Definition)
Vintage Tube Mic Precautions
Dynamic Range
Shure SM57
27. A 3- mic array using omni mics with left - right and center placement; Center is placed about 5 ft. closer to the source to eliminate 'holes' in the middle and the center levels are reduced for an even sound; Forms a triangle.
Decca Tree
Neumann U67
Magnetic Induction Voltage
Counterbalance
28. Electro- acoustic device attached to a transducer that vibrates to receive or produce sound waves which put the device into motion.
Fingerboard
Diaphragm
Faulkner
Stereo Bar
29. DC Voltage Req'd for capsule polarizing voltage and internal mic preamps; 3 sources: External Power Supply Unit (PSU); Phantom Power; Battery.
Headstock
Examples of Piezoelectric Material
Powering Condenser Microphones
RFI
30. Used in production sound for multiple perspectives on the set; Used in Audio Post to record a number of mics into a recorder with minimal set- up & tear down.
Roswellite
Field Mixer
Sennheiser e604
Doubling Ribbon Length
31. Polar pattern produced when you add a little bit of bidirectional to the omni pattern.
Capacitor
Pressure Gradient Capsules
Magnetic Microphone
Subcardioid
32. Tube microphone capable of SPL's over 140dB.
Microphone (Definition)
Decca Tree
Neumann U67
AudioTechnica AT4040
33. Delicate and require extreme care; NO PHANTOM POWER; Becoming more popular than ever because of highly efficient magnets - lower manufacturing costs - and great fidelity.
AKG C12
Ribbon Mic Characteristics
Wind Screens
Voice Coil
34. Dynamic; Cardioid; End Address; Manufactured by Sennheiser; Unique mic clip with quick- release button; Large diaphragm dynamic element handles high SPL's - making it great for recording guitars and drums.
Ambient Sound Sensitivity
Pressure Capsules
Sennheiser MD421
NOS
35. 12V DC; 24V DC; 48V DC
Shure KSM Series
Field Mixer
3 Voltages for Phantom Power
Casing
36. Condenser; Cardioid; Side Address; 48V Required; Manufactured by AudioTechnica; Ideal for project/home- studio applications; Low price; Remains the low cost performance standard in side- address condenser mics.
Bidirectional
LRFB
AudioTechnica AT2020
Neumann U67
37. Derived from two words; 'electr' from electrostatic and 'et' from magnet.
Clip
Coincident Pair
Electret (Word Etymology)
3:1 Rule
38. Coincident pairing angled between 90
Faulkner
X/Y
Vintage Tube Mic Precautions
Reverse Polarity
39. + (only); (Front capsule alone)
Cardioid (Electrical Polar Pattern)
Neumann U47
Mid/Side
Tuning Keys
40. Condenser; Multiple; Side Address; 48V Required; Manufactured by AKG; Dual Diaphragm; Nine selectable pickup patterns; Peak Hold LED; The reference microphone for almost all comparative microphone tests.
AKG C414
Jecklin Disk
Ambient Sound Sensitivity
Packing
41. Close mic placement can help guard again bleed from other instruments and takes advantage of proximity effect; Center of cone = Brighter; Outside of cone = Darker; Reflections can create phase issues (can be reduced by putting the cabinet at an angle
Soundfield
Guitar Amp Mic Placement
Shockmount
Microphone Storage
42. 4800 ft/sec
M/S Stereo
Speed of Sound Underwater
AudioTechnica AT2020
5 Common Microphone Transducers
43. Device used to calibrate sound pressure measurement devices; Emits a single 1 kHz frequency over a sustained period of time.
Tube Condenser Microphone
Ambient Sound Sensitivity
Pistonphone
Shockmount
44. The first microphone sold by Shure; Military awarded Shure a contract to build microphones in WWII.
Trumpet Mic Placement
Model 3B Carbon Microphone
Coverage Angle
Microphone (Word Etymology)
45. Stereo configuration using a spaced pair 3-10 feet apart.
AB Stereo
Neumann CMV3
Alan Blumlein
Clip
46. Allows all low frequencies to pass; Blocks the higher frequencies from being processed.
Pascals (Pa)
Reverse Polarity
Lowpass Filter
Distance Factor
47. Dynamic; Cardioid; End Address; Manufactured by Shure; Popular musicians' choice due to its sturdy construction and ability to work well with instruments that produce high sound pressure levels.
Fukada Tree
Body
Shure SM57
M/S Stereo
48. Works exactly like condenser mic but one of the two plates is manufactured as a capsule with a permanent static charge so there is no external power source necessary; Requires phantom or battery to charge internal mic preamp.
Coverage Angle
Microphone (Word Etymology)
Fukada Tree
Electret Condenser
49. EMI employee that was the innovator of many coincident pairing mic techniques; Mid/Side & Blumlein techniques are associated with him.
Alan Blumlein
Neumann CMV3
3 Voltages for Phantom Power
MSM
50. Tube manufactured for the new version of the AKG C12 (called the C12-A); Powered by Norelco.
Measurement Mics
Clip
Rudolf Goerike & Ernest Pless
Nuvistor Tube