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20°C (68°F) and 50% relative humidity

Power Relationship in dB

Watts 1:

Watts 2:

calculate

Voltage Relationship in dB

Volts 1:

Volts 2:

calculate

Distance sound will travel in x time

Time in ms:

calculate

Time for sound to travel x distance

Distance:

Feet Meters

calculate

Difference in arrival time.

Distance measured between talker or loudspeaker and listener.

Talker Distance

Loudspeaker Distance

Feet Meter

calculate

graphic?

Volts to dBu

Volts in:

claculate

dBu to Volts

dBu in:

calculate

dB loss over x distance.

Distance to listener:

dB @ 1w/1m

Feet Meters

calculate

System Design

Target dB SPL

Target Distance

Feet Meters

Desired headroom

Number of Loudspeakers

calculate

Cable Dampening

Cable Length

Feet Meters

Cross Sectional Area in mm²

AWG to mm²

Total Impedance Load (Ω)

claculate

Frequency to Wavelength

Frequency(ƒ) in Hz

Feet Meters

claculate

Wavelength to Frequency

Wavelength(λ)

Feet Meters

calculate

Cluster Height

Feet Meters

Distance to Cluster

Angle to Cluster

Ear Height of Listener

claculate

graphic needed?

Vertical Seating Height

Feet Meters

Distance up Seats

Angle up Seats

Operator Height

Stage Height

calculate

graphic needed?

Adding SUBs SPL

SUB dB @ 1w/1m

Number of SUBs

calculate

MAX SPL - Long Term

Sensitivity @ 1w/1m

Max Power Handling

claculate

Addition of Unequal dB

Level 1

Level 2

calculate

Combined Impedance

No. of Loudspeakers

Impedance (Ω)

calculate