Quest Engineering QTA 2120P User Manual page 10

QTA 2120P/2240P
User Manual
High impedance of speakers and output calculation table for 100Volt systems
Output
0.1W
0.5W
1W
2W
3W
5W
(100V plan) P = E x E / Z = 100x100 / Z = 10,000 / Z
P: Power(W), Z : Impedance (Ω), E : 100V(Designed voltage of a general-use amplifier)
8
User Manual
Q-Tech Commercial Series
QTA 2120P/2240P
Impedance Output
100KΩ 10W
20KΩ 15W
10KΩ 20W
5KΩ 25W
3.33KΩ 30W
2KΩ 35W
Impedance Output
1KΩ 40W
667Ω 50W
500Ω 75W
400Ω 100W
333Ω 150W
286Ω 200W
Impedance
250Ω
200Ω
133Ω
100Ω
66.7Ω
50Ω