PS212W
250W Powered Sub Amp
LINE VOLTAGE
Yes/No
Hi/Lo Line
Nom.
Unit
Notes
US 120vac/60Hz
Yes
108-132
120
Vrms
Normal Operation
EU 230vac/50-60Hz
Yes
207-253
230
Vrms
Normal operation, MOMS required
Parameter
Specification
Unit
QA Test
Limits
Conditions
Notes
Amp Section
Type (Class AB, D, other)
D
n/a
n/a
Load Impedance (speaker)
4
Ohms
n/a
Nominal
AVG System impedance
5.482
Ohms
n/a
AP Computed BW from 20 to 500Hz
Min System imepdance
3.688
Ohms
n/a
@ 26Hz
Rated Output Power (120VAC)
250
Watts
250
Domestic version only 120 VAC-60 Hz
AVG RMS Dynamic Power
300
320
Reference
200mV driven into LFE input
Average RMS power, 3/20 Cycles 50 Hz, Driven
6dB above its input sensitivity , average of the
RMS value for the first 4 consecutive peaks
THD @ Rated Power
0.5
%
1
22K filter
THD @ 1 Watt
0.2
%
0.3
22K filter
DC Offset
10
mV-DC
30
@ Speaker Outputs
Damping factor
>50
DF
20
Measured at amplifier board 90% of full
power
Measured at the speaker cable. 225 Watts @
THD < 0.1 % @ 50 Hz
Input Sensitivity
Input Frequency
50
Hz
50
Nominal Freq.
L or R
13
mVrms
±1dB
To 1 Watt
Single input driven
LFE input
6.38
mVrms
±1dB
To 1 Watt
Single input driven, LFE switch ON
System Gain (L or R inputs)
43.7
dB
Reference
Single input driven L or R inputs (Local inputs)
System Gain (LFE input)
50
dB
Reference
Single input driven LFE Mode local input
Signal to Noise
SNR-A-Weighted
80
dBA
75
relative to 1W
A-Weighting filter
SNR-unweighted
60
dBr
55
relative to 1W
22K filter
Residual Noise Floor
<1.5
mVrms(max)
2.5
Volume @max, w/ A/P Swept
Bandpass Measurement (Line freq.+
harmonics) (BW=20 KHz)
Line level inputs must be terminated using
1KOHM
Input Impedance
Line Input (L, R,LFE)
10K
ohms
n/a
Nominal
Filters
LP filter Variable (Normal mode)
50-150
Hz
± 10
4th Order variable-24 db/Octave
Subsonic filter (HPF) 2nd Order
Fixed
Friend circuit
Fixed
LFE Low pass
200>LP<500
Hz
LFE input driven only
Limiter
THD at Max. Output Power
5
%
functional
Drive unit 6dB above the required level
to obtain full power Approximately
800mV single input driven, L or R input
Maximum THD as a result of limiting.
Features
--
Volume pot Taper (lin/log)
LOG
--
functional
A Taper
Phase switch
0-180
deg
functional
LP Filter defeat switch
YES
functional
Disables LP filter, Wireless mode only, it has no
effect when using local inputs
Wireless ready
YES
functional
Refer to Wireless section below
Wireless channels
4
n/a
functional
System is provided with 4 wireless channels,
which can be selected via a rear panel switch,
channel should match ID at Tx side
LED Indicator
YES
functional
RED-Standby, GRN-Active, ORG-Wireless link
and subwoofer are active.
Input Configuration
Line in (L,R) & LFE
YES
--
functional
Dual RCA jack
Signal Sensing (ATO)
Auto-Turn-On (yes/no)
YES
functional
ATO Input test frequency
50
Hz
functional
ATO Level LFE Input
2
mV
functional
Maximum acceptable level.
ATO Turn-on time
5
ms
functional
Amp connected and AC on, then input
signal applied
Auto Mute/ Turn-OFF Time
5-15
minutes
5-15
T before muting, after signal is removed
Auto turn of time (T) must be 5 > T < 15
Minutes
Power on Delay time
3
sec.
4
AC Power Applied
PS212W
subwoofer
2
Summary of Contents for PS212W
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Page 44: ...Green Red D401 LED_5DIA PS212W subwoofer 43...
Page 46: ...VDD U105 C VEE U105 D 6 5 7 U105 B TL072 2 3 1 TL072 U105 A PS212W subwoofer 45...
Page 49: ...L01 56R 2 1 PS212W subwoofer 48...
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