Parameter Specification Unit
QA Test
Limits Conditions Notes
Signal Sensing (ATO)
Auto-Turn-On (yes/no) YES
functional
Auto - on selection switch in Auto
ATO Input test frequency 50 Hz
functional
"
ATO Level LFE Input 2.5 mV
functional
"
ATO Level Speaker in 30 mV
functional
"
ATO Turn-on time 2 seconds
functional
Amp connected and AC on, then
input signal applied
Auto Mute/ Turn-OFF Time 15 minutes
17
(T) Time before muting, after input
signal is removed
Auto turn of time (T) must be 10 > T < 17
Minutes
Power on Delay time 2 sec.
4
AC Power Applied
Transients/Pops
ATO Transient 5 mV-peak
n/a
@ Speaker Outputs
Turn-on Transient 50 mV-peak
1V-pk-pk
@ Speaker Outputs
AC Line cycled from OFF to ON
Turn-off Transient 50 mV-peak
1V-pk-pk
@ Speaker Outputs
AC Line cycled from ON to OFF
Efficiency
Efficiency 68 %
65
400W of output power
Nominal Line voltage 120 VAC
Stand-by Input Power 18
20
@ nominal line voltage, Amp in
OFF state, RED LED activated
Maximum allowable input power LED in RED,
Class D inactive
Stand-by Input Power 22 Watts
25
@ nom. line voltage, Amp in On
state, Green LED activated
Maximum allowable input power under nominal
Input voltage and frequency, in stand-by mode
(HOT or COLD operation, LED GREEN). Class
D active but no signal applied.
Power Cons. @ 400W 584 Watts
615
@ nom. line voltage
400 Watts into 4 Ohms nominal line voltage
Protection
Short Circuit Protection NO
N/A
Thermal Protection YES
functional
@1/8 max unclipped Power
Temperature rise in accessible metal parts
should not exceed 35K rise for domestic version
or 30K rise for European versions (refer to
requirements sheet). Unit is protected for over-
temperature conditions
DC Offset Protection YES
-
DC present at Speaker Out leads
Relay opens during a DC output condition
Line Fuse Rating
USA-Domestic 5 Amps Type-T or Slo Blo-250 V
EU 2.5 Amps Type-T or Slo Blo-250 V
Internal fuse with UL/SEMKO rated holder
CSW-10
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