Parameter Specification Unit
QA Test
Limits
Conditions Notes
Transients/Pops
ATO Transient 5 mV-peak n/a @ Speaker Outputs
Turn-on Transient 50 mV-peak 2V-pk-pk @ Speaker Outputs AC Line cycled from OFF to ON
Turn-off Transient 50 mV-peak 2V-pk-pk @ Speaker Outputs AC Line cycled from ON to OFF
Efficiency
Efficiency 65 % 65 Nominal Line voltage 120 VAC
Stand-by Input Power 18 Watts 20 @ nom. line voltage
Maximum allowable input power under nominal
Input voltage and frequency, HOT or COLD
operation.
Power Cons. @ rated power 230 Watts 240 @ nom. line voltage 150 Watts into 5.6 Ohms @ nominal line voltage
Protections
Short Circuit Protection YES functional Direct short at output
Amplifier should resume operation after short
circuit condition removal
Thermal Protection YES functional
@1/8 max unclipped Power at 1.06
times the input voltage
Temperature rise in accessible metal parts
should not exceed 35K rise for domestic version
or 30K rise for European versions (refer to
requirements sheet).
DC Offset Protection YES - DC present at Speaker Out leads
Design must insure no Offset at the speaker
output under any operating condition including
abnormal operation
Line Fuse Rating
USA-Domestic 2 Amps 2 Type-T or Slo Blo-250 V Internal fuse with UL/SEMKO rated holder
EU (230v) 1.25 Amps 1.25
Type-T or Slo Blo-250 V, Low
Breaking capacity
Internal fuse with UL/SEMKO rated holder
4. ALL SPECS SHOULD BE MEASURED AT NOMINAL LINE VOLTAGE.
5.- EURPOEAN VERSION MUST BE PROVIDED WITH PLASTIC PLUGS ON THE BINDING POST CONNECTORS
PS-10/PS-12
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