see list of upcoming and needed tools

Try Safari, Chrome, Opera or Firefox. IE seems to work but I tend to avoid it when possible.

Watts 1:
Watts 2:

The power difference, in dB, will be 0dB

Distance sound will travel in x time

Time in ms:

In 0ms sound travels 0ft (0m)

Time it takes sound to travel x distance

Distance:
Feet Meters

It will take 0ms to travel x ft

Difference in arrival time between talker and loudspeaker. Distance measured between talker or loudspeaker and listener.

Talker Distance
Loudspeaker Distance Feet Meter

There is 0ms difference between the Talker and Loudspeaker arrival time.

graphic

Volts to dBu

Volts in:

0 volts is equal to 0 dBu

dBu to Volts

dBu in:

0dBu is equal to 0 volts

dB loss over x distance.

Distance to listener:
dB @ 1w/1m
Feet Meters

There will be a loss of 0dB over a distance of 0ft resulting in 0dB at the listener.


Feet Meters

Level Drop


Overall SPL


Peak SPL per speaker

Feet Meters
mm2
Ω

Cable Resistance

Dampening Factor

dB Loss

Frequency & Wavelength

Hz
Feet Meters

Hz has a wavelength(λ) of

½λ =

¼λ =

T =

Feet Meters

Canceling distance

Freqency(ƒ)

Feet Meters

Cluster Height is height

Feet Meters

Vertical Height of Seating is

SUB dB @ 1w/1m
Feet Meters