sound and audio sound is the physical vibration of molecules in the air
TRANSCRIPT
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SOUND and AUDIO
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SOUND and AUDIO
• SOUND is the physical vibration of molecules in the air
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SOUND and AUDIO
• SOUND is the physical vibration of molecules in the air
• AUDIO is the electrical representation of sound
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MICROPHONES
• A microphone is a TRANSDUCER
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MICROPHONES
• A microphone is a TRANSDUCER
• A transducer converts one form of energy to another
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MICROPHONES
• A microphone is a TRANSDUCER
• A transducer converts one form of energy to another
• Microphones convert SOUND energy into ELECTRICAL energy
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MICROPHONES
THREE TYPES OF MICROPHONES:
– Dynamic
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MICROPHONES
THREE TYPES OF MICROPHONES:
– Dynamic
– Ribbon
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MICROPHONES
THREE TYPES OF MICROPHONES:
– Dynamic
– Ribbon
– Condenser
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MICROPHONES
THREE TYPES OF MICROPHONES:
– Dynamic
– Ribbon
– Condenser
– Terms refer to the ELEMENT in the mic
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DYNAMIC MICSome Typical Dynamic Mics:
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DYNAMIC MICSome Typical Dynamic Mics:
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DYNAMIC MICSome Typical Dynamic Mics:
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DYNAMIC MICSome Typical Dynamic Mics:
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DYNAMIC MIC
• Advantages:– Rugged– Needs no power supply– Handles high volume well
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DYNAMIC MIC
• Advantages:– Rugged– Needs no power supply– Handles high volume well
• Disdvantages:– Not the best sound (narrow freq. response)
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RIBBON MICSome Typical Ribbon Mics:
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RIBBON MICSome Typical Ribbon Mics:
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RIBBON MICSome Typical Ribbon Mics:
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RIBBON MICSome Typical Ribbon Mics:
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RIBBON MIC
• Advantages– Great sound
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RIBBON MIC
• Advantages– Great sound
• Disadvantages– Delicate – ribbon breaks easily– Not suitable for location work
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CONDENSER MICSome Typical Condenser Mics:
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CONDENSER MICSome Typical Condenser Mics:
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CONDENSER MICSome Typical Condenser Mics:
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CONDENSER MICSome Typical Condenser Mics:
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CONDENSER MIC
• Advantages– Small– Good frequency response– Very sensitive
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CONDENSER MIC
• Advantages– Small– Good frequency response– Very sensitive
• Disadvantages– Needs external power to work– Sensitivity may lead to distortion
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CONDENSER MIC
Things to remember:
The only mic that needs a battery or other power supply
The only mic that has no magnet
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PHYSICAL TYPES OF MICS
• Handheld - Field reporting
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PHYSICAL TYPES OF MICS
• Handheld - Field reporting
• Mounted – Desk, stand or floor
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PHYSICAL TYPES OF MICS
• Handheld - Field reporting
• Mounted – Desk, stand or floor
• Boom – Film production
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PHYSICAL TYPES OF MICS
• Handheld - Field reporting
• Mounted – Desk, stand or floor
• Boom – Film production
• Lavaliere – TV news
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PHYSICAL TYPES OF MICS
• Handheld - Field reporting
• Mounted – Desk, stand or floor
• Boom – Film production
• Lavaliere – TV news
• Headset – TV sports
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PHYSICAL TYPES OF MICS
• Handheld - Field reporting
• Mounted – Desk, stand or floor
• Boom – Film production
• Lavaliere – TV news
• Headset – TV sports
• Wireless
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CABLES & CONNECTORS
TWO TYPES OF CABLES:
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CABLES & CONNECTORS
TWO TYPES OF CABLES:
– Balanced
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CABLES & CONNECTORS
TWO TYPES OF CABLES:
– Balanced
– Unbalanced
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CABLES & CONNECTORS
BALANCED:
– Has 3 wires
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CABLES & CONNECTORS
BALANCED:
– Has 3 wires: 2 conductors plus shield
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CABLES & CONNECTORS
BALANCED:
– Has 3 wires: 2 conductors plus shield
XLR CONNECTORS
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CABLES & CONNECTORS
BALANCED:
– 3 wire design rejects noise
XLR CONNECTORS
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CABLES & CONNECTORS
BALANCED:
– Used in professional situations
XLR CONNECTORS
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CABLES & CONNECTORS
UNBALANCED:
– Has 2 wires
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CABLES & CONNECTORS
UNBALANCED:
– Has 2 wires
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CABLES & CONNECTORS
UNBALANCED:
– Has 2 wires
RCA CONNECTOR
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CABLES & CONNECTORS
UNBALANCED:
– Susceptible to noise
RCA CONNECTOR
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CABLES & CONNECTORS
RCA CONNECTOR
UNBALANCED:– Non-professional use (home audio)– Sometimes called “phono” plug for its use with
phonographs
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CABLES & CONNECTORS
UNBALANCED:
PHONE PLUG
Another type of unbalanced plug
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CABLES & CONNECTORS
PHONE PLUG
UNBALANCED:Named for its origin as a telephone switchboard plug
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CABLES & CONNECTORS
PHONE PLUG
UNBALANCED:
Used to connect electric
guitars and headphones
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CABLES & CONNECTORSUNBALANCED:
Don’t confuse the “phone” plug . . .
. . . with the RCA
“phono” plug
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MICROPHONES in ACTION
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