EasyManuals Logo

Infinity SUB450 User Manual

Infinity SUB450
23 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #3 background imageLoading...
Page #3 background image
SUB450 Amplifier 100W 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) AB AB n/a External Sink required for Class AB
Load Impedance (speaker) 4 Ohms n/a Nominal Z-curve required
Rated Output Power 100 Watts 95 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 >100 DF 50
Measured at speaker terminals, Output
power 90 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 135 mVrms ±2dB To Rated Power LFE input driven only
Speaker/Hi Level Input 2.5 Vrms ±2dB To Rated Power (-20 dB 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 75 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 L&R , LFE >15 K ohms n/a Nominal
Speaker/Hi Level Input 4.7 K ohms n/a Nominal
Filters
Low Pass (fixed or variable) fixed -- ±2dB
Slope & Q dB/Octave n/a
Subsonic filter (HPF) Hz ±2dB
Slope & Q dB/Octave n/a
Limiter (yes/no) YES -- n/a
Features
LFE Input YES functional BW Limited to 500 Hz
Volume pot Taper (lin/log) log -- functional
ATO YES functional
Input Configuration
Line In (L,R) L ,R -- functional RCA inputs: L , R Summed to Mono
Line level in LFE LFE functional
Spkr/Hi Level In
(L,R)
L,R -- functional L R Summed to Mono
Signal Sensing (ATO)
Auto-Turn-On (yes/no) YES -- functional
ATO Input Frequency 50 Hz functional
ATO Level 2 mV functional
@50 to e put / c
driven
ATO Turn-on time 5 ms functional AC on, 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 13 Watts 15 @ nom. line voltage Maximum allowable input power.
Power Cons.@rated power 185 Watts 195 @ nom. line voltage 100 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 rise
DC Offset Protection YES -- functional DC present at Speaker Out leads Relay or crowbar (for driver/fire protection)
Line Fuse Rating 2.5 Amps 2.5 Type-T or Slo Blo External fuse with UL/SEMKO rated holder
SUB450
2

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Infinity SUB450 and is the answer not in the manual?

Infinity SUB450 Specifications

General IconGeneral
BrandInfinity
ModelSUB450
CategorySubwoofer
LanguageEnglish

Related product manuals