HKTS1 SPECIFICATIONS
LINE VOLTAGE
Yes/No
Hi/Lo Line
Unit
Notes
US 120vac/60Hz
Yes
108-132
Vrms
Normal Operation
EU 230vac/50-60Hz
Yes
207-264
Vrms
Normal operation, MOMS
required
Asia 100vac/50Hz
Yes
90-110
Vrms
Normal Operation
Spec.
Unit
Limits
Conditions
Notes
Amp Section
Type (Class AB, D, other)
AB
AB
n/a
Sink required for Class AB
Load Impedance (speaker)
4
Ohms
n/a
Nominal
Z-curve required
Rated Output Power
80
Watts
80
1 input driven
THD@ Rated Power
0.08
%
0.3
22k filter
THD @ 1 Watt
0.1
%
0.5
22k filter
DC Offset
10
mV-DC
20
@ Speaker Outputs
Damping factor
<200
DF
n/a
Input Sensitivity
Input Frequency
50
Hz
50
Nominal Freq.
1 input driven
Line Input
220
mVrms
±2dB
To Rated Power
1 input driven
Speaker/Hi Level Input
4.26
Vrms
±2dB
To Rated Power
(-26dB below Line In)...1
input driven
Signal to Noise
SNR-A-Weighted
100
dBA
90
rel. to rated power
A-Weighting filter
SNR-unweighted
80
dBr
60
rel. to rated power
22k filter
SNR @ 1W-unweighted
60
dBr
55
rel. to 1W Output
22k filter
Residual Noise Floor
1.5
mVrms
2.5
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
15K
ohms
n/a
Nominal
Speaker/Hi Level Input
4.7K
ohms
n/a
Nominal
Filters
Low Pass (fixed or
variable)
fixed
—
—
Low Pass filter (point or
range)
135
Hz
±2dB
-3dB Point
Slope
24
dB/Octave
n/a
Q
1.8
Damping
n/a
2 cascaded 2nd order
filters of 1.8 &0.7 Q
Subsonic filter (HPF)
31
Hz
±2dB
-3dB Point
Slope
12
dB/Octave
n/a
Q
1.4
Damping
n/a
3
Amplifier/Subwoofer
Harman Kardon
SUB-TS1
