Energy Systems - Marantz Recorders

Media Loan

• www.evergreen.edu/medialoan
• L2504. End of hallway past Libary and Computer Center Entrances.
• Reserve Equipment
• Test Equipment
• Late Fees

Late Fines assessed daily, per item
Equipment valued over $250 — $20.00 per day
Equipment valued under $250 — $10.00 per day
Keys and all equipment and accessories valued over $50 — $10.00 per day
Equipment and accessories valued under $50 — $5.00 per day
 

• MIc Handout
• Marantz Recorder Handout

Sound

• Sound is measured in cycles per second or Hertz (Hz).
• Human hearing is 20Hz to 20kHz.

Microphones

• A microphone converts acoustic energy to electrical energy

Microphone Types

• Condenser Mics
  • More sensitive to higher frequencies and fast transients.
  • Needs power. Batteries in microphone.
• Dynamic Mics
  • Ruggeed
  • Can take high sound levels
  • No power needed.

Microphone Patterns

• Omni: picks up sound from all directions.
• Cardioid: picks up sound from front:
  • Proximity Effect: low frequencies are boosted as mic is closer to the source.
• Super-Cardioid: Picks up from front with a narrower pattern.

Microphones

• Handheld
• lavaliere: Small mic which clamps to clothing.
• Shotgun: Long mic. Picks up sound from with an extremely narrow pattern.

Marantz Recorder

Digital audio recorder that records to memory cards.

• Format memory card before use.
• Record Settings: Review settings on handout

Notes

• Always record as PCM.
• Mono vs Stereo
• Setting Levels: Do not hit zero on the meter.
• Always have headphones.
• Record room tone.
• USB Mode

Recording Exercise

1. Format card
2. Connect 1 mic to recorder.
3. Set to record to PCM, 48kHZ, mono, manual record levels.
4. Connect headphones.
5. Make a test recording
   1. Test mic
   2. Set levels
   3. Listen on headphones
   4. Playback recording
6. Record some sounds
   1. Voices.
   2. Close sounds
   3. Distant sounds
   4. Try different mics if available.
7. Connect to computer and transfer sounds.

Get proficiency sign in sheet.