CVSUB50
Cinema Vision SubwooferCVSUB50
LINE VOLTAGEYes/NoHi/Lo LineNom.UnitNotes
US 120vac/60HzYes108-132120VrmsNormal Operation
EU 230vac/50-60HzYes207-264230VrmsNormal operation, MOMS required
Asia 100vac/50HzYes90-110100VrmsNormal Operation
QA Test
ParameterSpecificationUnitLimitsConditionsNotes
Amp Section
Type (Class AB, D, other)D---
Load Impedance (speaker)4 OhmsNominalZ-curve required
Rated Output Power290 WattsRegulated 125 V line 5% tolerance applies
THD@ Rated Power1 %22k filter, 50Hz290 W +/- 5 %
THD @ 1 Watt0.2 %22k filter, 50Hz
DC OffsetN/A mV-DC< 20@ Speaker Outputs
Damping factor20N/A> 15measured at 50 Hz
Input Sensitivity
Line Input350 mVrms300 W @ 120Hz
Speaker/Hi Level InputN/A
Signal to Noise
SNR-A-Weighted100 dBArelative to rated powerA-Weighting filter
SNR-unweighted70 dBrrelative to rated power22k filter
SNR rel. 1W-unweighted60 dBrrelative to 1W Output22k filter
Residual Noise Floor2 mVrmsVolume @ max, using RMS reading DMM/VOM (or A/P)
Residual Noise Floor1mVrms(max)Volume @ max, w/ A/P Swept Bandpass Measurement (Line freq.+ harmonics)
Input Impedance
Line Input5 k ohmsNominal
Active Filters
Low Pass (fixed or variable)FIXED--
Frequency240 Hz
Slope12 dB/Octave
Q Butterworth Damping
Subsonic filter (HPF)FIXED--
Frequency31 Hz
Slope12 dB/Octave
Q1.5 Damping
Friend CircuitFIXED--
Frequency62 Hz Hznotch filter
Slope12 dB/Octave
Q3 Damping
Switches
Main Power ON/OFFYES--
Type push-button--Located on amp plateTV-8
Polarity SwitchYES--"DOWN": 0°; "UP": 180°
Typemini togle --Located on amp plate
Limiter (yes/no)YEScompressor and limiter
THD at Max. Output Powerless than 2 %Maximum Output PowerMaximum THD as a result of limiting.
Output Volume Control
Volume Control PotYES--Located on amp plate
Taper (lin/log)log A taoer--
@ minimum settingno output
Input/Output Configuration
LFE InYES--RCA phono jack, gold with purple insulator
Signal Sensing (ATO)
Auto-Turn-On (yes/no)YES--
ATO Input Test Frequency100 Hz
ATO Input Threshold2 mVtyp.
ATO Low Pass cutoff400 Hz450ATO-LPF for noise immunity
ATO Turn-on time1 ms10Amp connected and AC on, then input signal applied ( 1 W output )
Auto Mute / Turn-OFF Time10 minutes 5 < t < 15 Time before muting, after signal is removed
Power on Features
Power on Delay timegreater than 2 sec.When AC Power is Applied
Power on LEDYES--bi-color LED located remotely on port facia
Normal On/Offgreen / red colorATO mode only ( no manual overide )
ATO--color"Active": green; "Standby": red
Transients/Pops
ATO Transient5 mV-peak@ Speaker Output
Turn-on Transient30 mV-peak@ Speaker OutputAC Line cycled from OFF to ON
Turn-off Transient30 mV-peak@ Speaker OutputAC Line cycled from ON to OFF
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ACEC
