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 Microphone Answers

General Microphone Questions

What is phantom power?
What is impedance and why is impedance matching for microphones necessary?
What is the difference between a balanced and unbalanced line?
Can I use a telephone headset as a microphone headset with my computer?
Why does one wireless microphone cut out when two microphones are used close to each other?
What is the maximum distance between the microphone and the receiver?
Do 170 MHz wireless microphone and PA systems require an FCC license?
Do 49 MHz wireless microphone and PA systems require an FCC license?
What is an omnidirectional microphone?
What is an unidirectional microphone?
What is a boundary or surface microphone?
What is a pressure zone microphone (PZMT)?
What's the difference between cardioid, hyper-cardioid and ultra-cardioid?
When I record using my microphone I hear "pops" and 'hissing" when listening to the playback. What can I do to prevent this?

Questions on Specific Wired Microphones

330-0984 Highball Microphone
  - Is this a dual impedance microphone?
  - Is there an on-line user's manual?
330-1188 Mono Noise Canceling Computer Headset
  - Which plug is for the headphones?
  - Which plug is for the microphone?
  - Is there an on-line user's manual?
330-3017 Unidirectional Microphone
  - Does this require battery or phantom power?
  - Is there an on-line user's manual?
330-3020 Omnidirectional Boundary Microphone
  - What is the output impedance?
  - Is this a PZMT microphone?
  - Is there an on-line user's manual?
330-3028 Stereo Hands-Free Tie-Clip Electric Microphone
  - What are the specifications, and can it be used on AC power?
  - Is there an on-line user's manual?

Questions on Specific Wireless Microphones

320-1221 2-Piece 49 MHz FM Wireless Microphone System
  - What are the receive and transmit frequencies?
  - Will the wireless microphone work with the 320-1230 system?
  - Is there an on-line user's manual?
320-1224 High-Performance 170 MHz Wireless Hand-Held Microphone System
  - How do you get into the battery compartment?
  - What crystal corresponds to what channel?
  - Is there an on-line user's manual?
320-1226 2-Piece 49 MHz Wireless Camcorder Microphone
  - What is the impedance?
  - Is there an on-line user's manual?
320-1230 Multi-Channel 170 MHz Wireless Microphone
  - Is this microphone unidirectional or omnidirectional?
  - Is there an on-line user's manual?
320-1233 8-Channel 170 MHz Wireless Hand-Held Microphone System
  - What are the dimensions?
  - Is there an on-line user's manual?
320-1235 2-Channel Professional 170 MHz Wireless Microphone System
  - What else is needed to use this system?
  - What is the range?
  - Is there an on-line user's manual?
320-1250 8-Channel 900 MHz Wireless Microphone Receiver
  - What are the dimensions?
  - Can I get a replacement antenna?
  - Is there an on-line user's manual?
320-1251 8-Channel 900 MHz Wireless Microphone
  - What is the frequency response?
  - Is there an on-line user's manual?
330-1076 FM Wireless Microphone
  - What are the size specifications?
  - Is there an on-line user's manual?


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