Subwoofer Amp Switching Power - Elytone
Transcript of Subwoofer Amp Switching Power - Elytone
Elytone Electronic Co., Ltd.
Version 2.1
Speaker Load Impedance ------------------ 4Ω
Rate Output Power @ 1% THD ----------- 100Wrms
Crossover Frequency Adjust Range ----- 40Hz-140Hz
Max. Line Input Sensitivity------------------- 200mV
Switched Phase Control--------------------- 0° ~ 180°
Auto Turn on Level ---------------------------- 5mV
AC Input ------------------------------------------ U: 120V/60Hz
E: 230V/50Hz
X: 120Vac/230Vac selectable
Dimension of Front Panel ------------------- 180(L) x 155(W) mm
Stereo RCA Line Input (R,L) & Speaker Level Input (R,L)
Subwoofer Amp with Switching Power
High efficiency ,Low cost Class-D power amplifier
Compact size with low noise & low distortion<1.0%
Switching mode power supply built in
Auto turn-on & stand-by function
Stand-by power consumption less than 0.5W
With over load & over current protection
Dual color LED as signal on/stand-by indicator
ESA Series Elytone Standard Product ESA-01004X
AC Input
Output Load
Output Power
Elytone Electronic Co., Ltd.
Version 2.1
ELYTONE ELECTRIC CO.LTD AUDIO PRODUCT TESTING REPORT MODEL: ESA-01004 SPECIFICATION: 100W PLATE SUBWOOFER AMPLIFIER REVISION No: P1A DATE: 2012/2/29
LINE VOLTAGE Yes/No Lo Line Hi Line Unit
US 115Vac/60Hz Vrms
EU 230Vac/50-60Hz Yes 207 253 Vrms
JAPEN 100Vac/50Hz Vrms
Universal 100~240Vac/50~60Hz Vrms
Parameter Specification Unit TEST VALUE
QA TEST
Conditions
Amp Section Below testing is under 230Vac Line Input
Amplifier Type(Class AB,D,other) D
Load Impedance(Speaker) 4 ohms Volume & crossover at Max, Frequency at 50 Hz
Max Unclipping Output Power(1%THD) >100 Watts 112 Volume & crossover at Max, Frequency at 50 Hz
THD at 100W Rated Power <0.1 % 0.090 Volume & crossover at Max, Frequency at 50 Hz
THD at 1/2 Rated Power <0.1 % 0.040 Volume & crossover at Max, Frequency at 50 Hz
THD at 1/8 Rated Power <0.1 % 0.065 Volume & crossover at Max, Frequency at 50 Hz
DC Offset +50~-50 mV-DC
Input Sensitivity
Input Frequency 50 Hz Volume & crossover at Max.
Line input 134~168 mVrms 150 Volume & crossover at Max, L-ch driven, 100W Rated Power
Direct input N/U mVrms Volume & crossover at Max, L-ch driven, W Rated Power
Speaker/Hi Level Input N/U V Volume & crossover at Max, L-ch driven, W Rated Power
Signal to Noise
SNR-A-Weighted >85 dBr 90 Rated Power,Volume & crossover at Max,
SNR-Unweighted >75 dBr 86 Rated Power,Volume & crossover at Max, 20K LPF filter required
Residual Noise Floor <3 mVrms 1.5 Volume & crossover at Max, 20K LPF filter required
Input/output Impedance
Line Input 11K ohms 11K 50Hz Input driven
Speaker/Hi Level Input N/U ohms Hz Input driven
Frequency Response Yes/No
Frequency Response Yes See AP curve
Bass Booster No
Limiter
Compression ratio at 20dB upper than the threshold level <0.5 dB 0.05
Volume & crossover at Max, 50Hz Input
Elytone Electronic Co., Ltd.
Version 2.1
Transients/Pops/Buzz Result
Turn-On Transient Inaudible Check function
Turn-Off Transient Inaudible Check function
Power consumption
Stand-by Input Power <0.5 Watts 0.4 Rated voltage power supply
Power-on Input Power <13 Watts 10.4 Rated voltage power supply
Power Cons at 100W Rated Power 140~150 Watts 145 Rated voltage power supply
Protect Yes/No
Output Short Protection Yes Yes Check Functional
Over Thermal Protection Yes Yes Check Functional
Hi-POT test Pass/Reject
UL Dielectric Strength Pass Pass [email protected] for 5 seconds
CE Dielectric Strength [email protected] for 5 seconds
Ground continuity impedance N/U ohms
+10% Hi Line Voltage Operation 253V
Max Unclipping Output Power(1%THD)
>100 Watts 112 Volume & crossover at Max, Frequency at 50 Hz
THD at 1/8 Rated Power <0.1 % 0.050 Volume & crossover at Max, Frequency at 50 Hz
Turn on/off pop noise inaudible inaudible Check function(audible or inaudible)
-10% Low Line Voltage Operation 207V
Max Unclipping Output Power(1%THD)
>92 Watts 100 Volume & crossover at Max, Frequency at 50 Hz
THD at 1/8 Rated Power <0.1 % 0.060 Volume & crossover at Max, Frequency at 50 Hz
Turn on/off pop noise inaudible inaudible Check function(audible or inaudible)
Features Yes/No configuration
Auto-On selection switch No Toggle sw Locate at amp plate
Power switch Yes Rocker sw Locate at amp plate
Volume pot Yes B-tape Rotary VR Locate at amp plate
Crossover pot Yes B-tape Rotary VR Locate at amp plate
Line RCA Input Yes 2P RCA Jack Locate at amp plate
Speaker Out No Locate at amp plate
LPF Direct SW No Locate at amp plate
Phase switch Yes Toggle sw Locate at amp plate LED Indicator Yes GEN/RED Bi- LED Locate at amp plate 120V/230V Voltage Selector SW Yes Slide SW Locate at amp plate Line Fuse Rating Yes 1.6A Time Lag Build in the SMPS pcb power cord length Yes 1.8M Removable type
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