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HKTS 11 Sub 200W Powered Sub/ Plate Amp
LINE VOLTAGE Yes/N o Hi/Lo Lin e Nom. Uni t Note s US 120vac/60Hz Yes 108-132 120 VrmsNormal Operatio n
ParameterNonimal
Specification UnitQA Test
Limits Conditions Notes
Amp Sectio n
Type (Class AB, D, other) D n/a n/aBridge type amplifier, None of the
speaker terminals must be
connected to system GND at any
time.
Load Impedance (speaker) 3.5 Ohms n/a
Nominal
Rated Output Power 200 Watts 150
50 - 250 Hz, 1 input driven, limiter off
THD @ Rated Power 0.08 % 0.1
22k filter
THD @ 1 Watt 0.15 % 0.5
22k filter
DC Offset 5 mV-DC 20
@ Speaker Outputs
Damping factor 16 n/a 10
Measured at amplifier board Measured at the speaker at speak
e output terminals on the amp board.
Input Sensitivit
y Input Frequency 50 Hz n/a
Nominal Freq.
Line (L&R) Input 220 mVrms 154 - 308
To Rated Power Single input drive n SUB (LFE) Input 125 mVrms 87 - 175
To Rated Power SUB (LFE) input driven onl y
Speaker/Hi Level Input 3.4 Vrms 2.4 - 4.8
To Rated Power (20 dB below Line In), Single input
driven
Hi Level Max. Input Voltag
e 32 Vrms 30
Nominal Freq., Min. Volume
Signal to Noise Rati
o SNR-A-Weighted 85 dB 82
relative to rated power A-Weighting filte r SNR-unweighted 62 dB 59
relative to rated power 22k filte r SNR rel. 1W-unweighted 64 dB 59
relative to 1W Output 22k filte r
Residual Noise Floor 1.2 mVrms 3.0Volume @max, using RMS
reading DMM/VOM (or A/P)
Residual Noise Floor 0.8 mVrms 2.0Volume @max, w/ A/P Swept
Bandpass Measurement (Line
freq.+ harmonics)
Input Impedanc
e Line Input (L, R,LFE) 10K ohms n/a
Nominal
Speaker/Hi Level Input 4.7K ohms n/a
Nominal
Filter
s L&R Fixed Low-Pass Filter 160 Hz 140 - 180
@ -6dB ref. 100Hz 3rd order fixe d SUB (LFE) Low pass Filter 270 Hz 240 - 300
@ -3dB ref. 100Hz 2nd order fixe d Subsonic filter (HPF) 3rd Order 25 Hz 22 - 28
@ -3dB ref. 30Hz 3rd order fixe d
Limiter
THD at Max. Output Power 2.0 % 5.0
Features
Auto - On -Off Selection Switch YES functional Refer to ATO sectio
n Phase Switch 0-180 degfunctional
Filter On/Off Switch YES functional
Volume Pot Taper (Lin/Log) LOG functional
A Tape r Speaker Out YESfunctional Binding post connector L& R 2-Color LED power indicator YESfunctional Blue: On, Amber: Stand-b y Power Switch YESfunctional
Fuse Holder YES functional
Input Configuratio
n Line In (L,R) YES functional Dual RCA jack SUB (LFE) YESfunctional RCA jack Speaker/Hi Level In YES
functional Binding post connector L& R
Signal Sensing (ATO ) Auto-Turn-On (yes/no) YESfunctional
Auto - on selection switch in Auto
ATO Input test frequency 50 Hz n/a
"
ATO Level Line & SUB Input 4.0 mV 2.0 - 6.0
"
ATO Level Speaker in 35 mV 20 - 50
"
ATO Turn-on time 0.9 sec. functional
Amp connected and AC on, then
input signal applied
SUB-TS11 (HKTS 11 Sub, HS300 system) harman/kar don
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