Detailed Specifications - Infinity TSS-Sub1200 Service Manual

TSS-Sub1200
subwoofer
INFINITY TSS-1200 250W Powered Sub/ Plate Amp
LINE VOLTAGE
US 120vac/60Hz
EU 230vac/50-60Hz
Parameter
Amp Section
Type (Class AB, D, other)
Load Impedance (speaker)
Rated Output Power (120VAC
Rated Output Power (230VAC
AVG RMS Dynamic Power
AVG RMS Dynamic Power
THD @ Rated Power
THD @ 1 Watt
DC Offset
Damping factor
Input Sensitivity
Input Frequency
L or R input
L or R input
Gain L & R
Signal to Noise
SNR-A-Weighted
SNR-unweighted
SNR rel. 1W-unweighted
Residual Noise Floor
Input Impedance
Line Input (L, R)
Filters
LP filter 4th order
HP Filter 2nd order
LFE Low pass 2nd order
Notch filter (Friend circuit)
Limiter
THD at Max. Output Power
Features
Volume pot Taper (lin/log)
Phase switch
LP Filter defeat switch (LFE-
Normal)
Input Configuration
Line In (L,R) & LFE
Signal Sensing (ATO)
Auto-Turn-On (yes/no)
ATO Input test frequency
ATO Level LFE Input
ATO Turn-on time
Auto Mute/ Turn-OFF Time
Power on Delay time
Transients/Pops
ATO Transient
Yes/No Hi/Lo Line Nom.
Yes 108-132
Yes 207-264
QA Test
Specification Unit Limits
D n/a
5.6 Ohms
150 Watts
150 Watts
250 Watts
250 Watts
0.5 %
0.1 %
10 mV-DC
>50 DF
35 Hz
16.8 mVrms ±2dB
16.8 mVrms ±2dB
±2dB
140
90 dBA
85 dBr
65 dBr
1 mVrms(max)
> 10K ohms
50-150 Hz ± 10
Fixed
200>LP<1K Hz
n/a n/a functional Maximum Output Power
--
LOG -- functional
0-180 deg functional
YES functional
YES -- functional
YES functional
50 Hz functional
2 mV functional
5 ms functional
15 minutes
3 sec.
5 mV-peak
Unit
120 Vrms
230 Vrms
Conditions
n/a
n/a Nominal
125
125
225
5.6 Ohms
189 4 Ohms
1 22K filter
0.3
22K filter
30 Amplifier output
20
Measured at amplifier board
35
Nominal Freq.
To 1 Watt, Ap Zo=600 Ohms
To 1 Watt , Ap Zo=600 Ohms
43 dB
85
relative to rated power
85 relative to rated power
65 relative to 1W Output
Volume @max, w/ A/P Swept
Bandpass Measurement (Line
1.5 freq.+ harmonics) (BW=20 Khz)
n/a Nominal
2nd Order variable and 2nd order fix
LFE input driven only
F=61 Hz, Q=3.607, Av=-8.62dB
"
"
Amp connected and AC on, then
input signal applied
T before muting, after line or
18 speaker level signal is removed
4 AC Power Applied
n/a @ Speaker Output
2
Notes
Normal Operation
Normal operation, MOMS required
Notes
Domestic version only 120 VAC-60 Hz
EU Version only 230 VAC-50 Hz
Average RMS power, 3/20 Cycles 50 Hz, Driven
6dB above its input sensitivity sensitivity
Reference
Measured at the amplifier board. 120 Watts @
50 Hz, THD must be less tan 0.1%
Single input driven, Normal mode
Single input driven, LFE mode switch ON
Reference
A-Weighting filter
22K filter
22K filter
Line level inputs must be terminated using
1KOHM
See AP curves 2nd order variable + 2nd order
fix-24 db/Octave
Maximum THD as a result of limiting.
A Taper
Disables LP filter, intended for LFE
Dual RCA jack
Maximum acceptable level.
Auto turn of time (T) must be 5 > T < 18
Minutes