Cinema Vision Subwoofer
CVSUB50
LINE VOLTAGE
Yes/No
Hi/Lo Line
Nom.
Unit
Notes
US 120vac/60Hz
Yes
108-132
120
Vrms
Normal Operation
EU 230vac/50-60Hz
Yes
207-264
230
Vrms
Normal operation, MOMS required
Asia 100vac/50Hz
Yes
90-110
100
Vrms
Normal Operation
Parameter
Specification
Unit
QA Test
Limits
Conditions
Notes
Amp Section
Type (Class AB, D, other)
D
---
Load Impedance (speaker)
4 Ohms
Nominal
Z-curve required
Rated Output Power
290 Watts
Regulated 125 V line
5% tolerance applies
THD@ Rated Power
1 %
22k filter, 50Hz
290 W +/- 5 %
THD @ 1 Watt
0.2 %
22k filter, 50Hz
DC Offset
N/A mV-DC
< 20
@ Speaker Outputs
Damping factor
20
N/A
> 15
measured at 50 Hz
Input Sensitivity
Line Input
350 mVrms
300 W @ 120Hz
Speaker/Hi Level Input
N/A
Signal to Noise
SNR-A-Weighted
100 dBA
relative to rated power
A-Weighting filter
SNR-unweighted
70 dBr
relative to rated power
22k filter
SNR rel. 1W-unweighted
60 dBr
relative to 1W Output
22k filter
Residual Noise Floor
2 mVrms
Volume @ max, using RMS reading DMM/VOM (or A/P)
Residual Noise Floor
1
mVrms(max)
Volume @ max, w/ A/P Swept Bandpass Measurement (Line freq.+ harmonics)
Input Impedance
Line Input
5 k ohms
Nominal
Active Filters
Low Pass (fixed or variable)
FIXED
--
Frequency
240 Hz
Slope
12 dB/Octave
Q Butterworth Damping
Subsonic filter (HPF)
FIXED
--
Frequency
31 Hz
Slope
12 dB/Octave
Q
1.5 Damping
Friend Circuit
FIXED
--
Frequency
62 Hz Hz
notch filter
Slope
12 dB/Octave
Q
3 Damping
Switches
Main Power ON/OFF
YES
--
Type push-button
--
Located on amp plate
TV-8
Polarity Switch
YES
--
"DOWN": 0°; "UP": 180°
Type
mini togle
--
Located on amp plate
Limiter
(yes/no)
YES
compressor and limiter
THD at Max. Output Power
less than 2 %
Maximum Output Power
Maximum THD as a result of limiting.
Output Volume Control
Volume Control Pot
YES
--
Located on amp plate
Taper (lin/log)
log A taoer
--
@ minimum setting
no output
Input/Output Configuration
LFE In
YES
--
RCA phono jack, gold with purple insulator
Signal Sensing (ATO)
Auto-Turn-On (yes/no)
YES
--
ATO Input Test Frequency
100 Hz
ATO Input Threshold
2 mV
typ.
ATO Low Pass cutoff
400 Hz
450
ATO-LPF for noise immunity
ATO Turn-on time
1 ms
10
Amp connected and AC on, then input signal applied ( 1 W output )
Auto Mute / Turn-OFF Time
10 minutes
5 < t < 15 Time before muting, after signal is removed
Power on Features
Power on Delay time
greater than 2 sec.
When AC Power is Applied
Power on LED
YES
--
bi-color LED located remotely on port facia
Normal On/Off
green / red color
ATO mode only ( no manual overide )
ATO
--
color
"Active": green; "Standby": red
Transients/Pops
ATO Transient
5 mV-peak
@ Speaker Output
Turn-on Transient
30 mV-peak
@ Speaker Output
AC Line cycled from OFF to ON
Turn-off Transient
30 mV-peak
@ Speaker Output
AC Line cycled from ON to OFF
CVSUB50
2
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