SUB150
150W Powered Sub/ Plate Amp
LINE VOLTAGE
Yes/No
Hi/Lo Line
Unit
Notes
US 120vac/60Hz
Yes
108-132
Vrms
Normal Operation
Asia 100vac/50Hz
Yes
90-110
Vrms
Normal Operation
Parameter
Specification
Unit
QA Test Limits
Conditions
Notes
Amp Section
Type (Class AB, D, other)
D D
n/a
Load Impedance (speaker)
4 Ohms
n/a
Nominal
Rated Output Power
150 Watts
145
1 input driven
THD@ Rated Power
0.08 %
1
22k filter
THD @ 1 Watt
0.1 %
0.5
22k filter
DC Offset
10 mV-DC
20
@ Speaker Outputs
Damping factor
>100 DF
30
Measured at speaker terminals, Output
power 140 Watts THD 0.1 %
Input Sensitivity
Input Frequency
50 Hz
50
Nominal Freq.
1 input driven
Line Input (L&R)
250 mVrms
±2dB
To Rated Power
1 input driven
LFE Input
145 mVrms
±2dB
To Rated Power
LFE input driven only
Speaker/Hi Level Input
2 Vrms
±2dB
To Rated Power
(-20 dB below Line In)...1 input driven
Signal to Noise
SNR-A-Weighted
100 dBA
85
rel. to rated power
A-Weighting filter
SNR-unweighted
90 dBr
80
rel. to rated power
22k filter
SNR @ 1W-unweighted
60 dBr
55
rel. to 1W Output
22k filter
Residual Noise Floor
1 mVrms
2
Volume @max, using RMS reading
DMM/VOM (or A/P)
Residual Noise Floor
1
mVrms(max)
2
Volume @max, w/ A/P Swept Bandpass
Measurement (Line freq.+ harmonics)
Input Impedance
Line input L&R , LFE
>15 K ohms
n/a
Nominal
Speaker/Hi Level Input
4.7 K ohms
n/a
Nominal
Filters
Left & Right Low Pass fixed
Hz
--
±2dB
Slope & Q
4th dB/Octave
n/a
LFE Low Pass fixed
Hz
--
±2dB
Slope & Q
2nd dB/Octave
n/a
Subsonic filter (HPF)
Hz
--
±2dB
Slope & Q
2nd dB/Octave
n/a
Limiter
YES
--
n/a
Features
LFE Input
YES
functional
BW Limited to 500 Hz
Volume pot Taper (lin/log)
log
--
functional
ATO
YES
functional
Signal Sensing (ATO)
ATO test Frequency
50 Hz
functional
ATO Line Level
2 mV
functional
2mV@50Hz into Line Input w/ 1 ch.
driven
ATO Speaker level input
50 mV
fucntional
50mV@50Hz into Line Input w/ 1 ch.
driven
ATO Turn-on time
5 ms
functional
Amp connected and AC on, then input
signal applied
Auto Mute/ Turn-OFF Time
15 minutes
functional
T before muting, after signal is removed Auto turn of time (T) must be 10 > T <15
Power on Delay time
3 sec.
functional
AC Power Applied
Transients/Pops
ATO Transient
5 mV-peak
10
@ Speaker Outputs
Turn-on Transient
50 mV-peak
100
@ Speaker Outputs
AC Line cycled from OFF to ON
Turn-off Transient
50 mV-peak
100
@ Speaker Outputs
AC Line cycled from ON to OFF
Efficiency
Stand-by Input Power
14 Watts
16
@ nom. line voltage
Maximum allowable input power under
nominal Input voltage and frequency, HOT
or COLD operation.
Power Cons.@rated power
230 Watts
250
@ nom. line voltage
140 Watts @ 4 Ohms nominal line voltage
Protection
Short Circuit Protection
YES
--
functional
Direct short at output
Thermal Protection
65 deg. C
--
functional
@1/8 max unclipped Power
Temperature rise should not exceed 35K
rise
DC Offset Protection
YES
--
functional
DC present at Speaker Out leads
Relay or crowbar (for driver/fire protection)
Line Fuse Rating
US Version
3.15 Amps
Type-T or Slo Blo
External fuse with UL/SEMKO rated holder
