Thermal Dissipation And Current Drawn - Yamaha Nexo NXAMP4X4 User Manual

Thermal dissipation and current drawn

Test signal: Pink Noise, bandwidth limited 22Hz to 22 kHz. All channels driven.
NXAMP4X1
1/8out
NXAMP4X4
1/8out
1 BTU = 1,055.06 J = 0.252 kcal
(W)*864=cal
N.B. These values are for NXAMP without NXES104 or NX-DFLT board fitted. If card is
fitted, please add 5 Watts to these values.
THERMAL DISSIPATION AND CURRENT DRAWN
Line Current (A)
120V
Idle
8ohms/ch
4ohms/ch
2ohms/ch
Line Current (A)
120V
Idle
8ohms/ch
4ohms/ch
2ohms/ch
230V
1.6 0.9
11.1 6.1
16.7 9.2
21.8 12.0
230V
2.3 1.3
26.0 14.3
40.0 22.0
50.0 27.5
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Thermal
Watts
Dissipation
Dissipated
Btu/h
95 326
390 1337
590 2023
620 2126
Thermal
Watts
Dissipation
Dissipated
Btu/h
120 411
800 2743
1300 4457
1700 5829
kcal/h
82
337
510
536
kcal/h
104
691
1123
1469