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ASYLUM

CFAO80.4

$229.90

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4-CHANNEL CLASS D 400W AMPLIFIER (80W X 4 @ 4-OHM, 100W X 4 @ 2-OHM, 200W X 2 @ 4-OHM BRIDGED)

 
MODEL CFAO80.4 SAMPLE NO.:         01# DATE 2020/7/6  
STATUS/CUSTOMER / SPECIFICATION 80     W    4     CH         AB     CLASS CAR AMPLIFIER  
NO. STANDARD TEST CONDITIONS NO. STANDARD TEST CONDITIONS  
1. Supply Voltage/Current: DC 0~24V/200A
(Stabilivolt     power supply)
5. Measurement Bandwidth: audio precision 10Hz
Hi pass &33KHz Low pass Filter
 
2. Operating Voltage :DC=13.8V 6. Output Load:         4  Ω 300W         ( no induce Resistor)  
3. Signal Source: 20Ωunbalanced audio precision 7. Amplifier Position:>10 inch free air space sides Of heat sink  
4. Reference Frequency: 1 KHz 8. Operating Temperature: 25℃±3℃  
NO. TEST ITEMS TEST CONDITIONS UNI T SPECIFICATION  
CH1 CH2 CH3 CH4 CH5  
1. OUTPUT POWER± 10%(CH1:100Hz
INPUT  )
1%THD+N     4Ω   1 KHz (Level at Max, Filter off)     RMS W 81 81 81 81    
1%THD+N     2Ω   1KHz (Level at Max, Filter off)     RMS W 105 105 105 105    
1%THD+N     Bridge     4Ω  1KHz (Level at Max, Filter off)    RMS W 210 210    
2. THD+N OUTPUT POWER 1W     4Ω  1KHz ( Filter off)     +20K % 0.1 0.1 0.1 0.1    
3. LINE INPUT SENSITIVITY THD 1%     4Ω  1KHz ( Filter off) level max. mV 200    
level min. V 5.9    
4 HIGH INPUT
SENSITIVITY
THD 1% 4Ω  1KHz (level at Max, Filter off) V / / / /    
5 FREQUENCY RESPONSE POWER 1W/4Ω   1KHz=0dB/-3dB(Level at Max,
LPF at Max)
Hz 10HZ     -     54KHZ    
6 LOW PASS CROSSOVER POWER 1W/4Ω  1KHz=0dB/-3dB(Level at Max, Filter SW. at Low
x-over to    50 Hz & 250 Hz)
Hz 46     -     245    
7 HI PASS CROSSOVRE POWER 1W/4Ω  1KHz=0dB/-3dB (level at Max Filter SW. at HI
x-over to    120         Hz &         3K         Hz )
Hz 50     -     1.18 KHZ    
8 BASS BOOSTER POWER 1W/4Ω  100Hz(Level at Max, crossover at max) dB 0-6-12    
9 SIGNAL TO NOISE THD 1%     4Ω  1000Hz (Level at 1V, Filter off) +A dB 78    
10 OUTPUT NOISE SIGNAL     SOURCE: 600Ω(Level at Max & Filter off) mV 4    
11 CROSS-TALK THD 1%     4Ω  1KHz (Level at Max, Filter off) dB 41 42    
12 POWER TURN ON/OFF TEST Turn on delay  ≥3 second     turn on/off no strike sound PASS OK  
13 VOLTAGE SUPPLY
EXTREMES
FULL POWER 4Ω  1KHz 15.5Voltage Duration:10 Minutes PASS OK  
Voltage :DC9V ,FULL POWER 4Ω1KHz Duration:10 Minutes PASS OK  
14 SHORTED OUTPUT SHORT ACROSS OUTPUT CHANNEL(5~50W/4Ω  1KHz For 2
Minutes)
PASS OK  
Output Channel     to Ground ( 5~50W/4Ω1KHz For 2 Minutes) PASS OK  
15 REV. POLAITY power supply polarity reverse PASS OK  
16 CURRENT DRAW No Signal     Input(Level at Max, Filter off) A 0.5  
RATED POWER 2Ω  1KHz(Level at Max, Filter off ) A 65  
17 TEMPERATURE PROTEC TEST TEMPERATURE PROTECTOR/RETURN (4Ω  18A 1KHz) 83  
PROTECTOR TIME (THD 1% 4Ω1KHz)  ≥10 Min 26  
Power Transistors(WHEN TEMPERATURE PROTECT≤130℃) 90  
Transformers (WHEN TEMPERATURE PROTECT≤130℃) 91  
Tiptop temperature of the heat sink surface  ≤88℃ 83  
18 DC OFF SET No- SIGNAL RATED VOLTAGE(Level at Max, Filter SW. off) mV 12  
REMARK    

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