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316 millivolts (-10dBV)

1.23 volts (+4dBu)

Up to about 100 volts

0.3 to 1 millivolts (-60 to -50dBu)

5 to 35

1 to 10

12 to 48

20 to 55

A task that cannot begin before another task has been completed

A task that must be completed by a specific date

A task that will be required if specific conditions occur at the project site

An optional task that the client can determine is needed once the project is underway

can be easily punctured, attract dirt easily and must be stretched firmly when installed.

are best used in manual wall projection setups

are the screen type most resistant to wrinkles, scratches, and punctures.

must be stretched flat, which is easily done on the floor before installation, for optimal image clarity.

Transduction

Frequency

Propagation

Amplification

Distribution amplifier

Scan converter

Matrix switcher

Scaler

using balanced shielded twisted-pair cable

muting the microphone

distancing the microphone from the loudspeaker

extending the cable run to another room

lux

power

PPM

PDP

Content

Technology

Budget

Space

Are labelled as having less than 2000 ohms

Are more susceptible to noise

Allow for multiple microphones to be connected to the same amplifier

Allow for longer cable runs