C4 US
Product ID: MS8A
100W/4Ω Subwoofer Amplifier
STOCK QTY:436pcs
FOB SHENZHEN:USD 26.00/pcs
LOGOS:NO logos
| No. | Standard Test Conditions | ||||
|---|---|---|---|---|---|
| 1. | Supply Voltage/Current: AC 0-300V/10A~50/60Hz (stability power supply) | ||||
| 2. | Operating Voltage: AC= 115V/ 60Hz | ||||
| 3. | Signal Source: 600Ωunbalanced audio precision | ||||
| 4. | Reference Frequency: 100Hz | ||||
| 5. | Measurement Bandwidth: audio precision 10Hz Hi pass & 22KHz Low pass Filter | ||||
| 6. | Output Load: 4Ω/1000W no induce Resistor | ||||
| 7. | Amplifier Position: >10 inch free air space sides of heat sink | ||||
| 8. | Operating Temperature: 25°±3° | ||||
| No. | Test Items | Test Conditions | Unit | Sub | LFE |
| 1. | OUTPUT POWER | 1%THD+N 4Ω100Hz (Level & crossover at Max) | W | 110 | 110 |
| 2. | THD+N | RATED POWER = 100 W/ 4Ω/ 100Hz (Level & crossover at Max) | % | 0.5 | 0.5 |
| 2. | THD+N | POWER 1W 4Ω/100Hz (Level & crossover at Max) | % | 0.08 | 0.08 |
| 3. | AUTO ON SENSITIVITY | LINE IN (AUTO ON SENSITIVITY) all channels input | mV | 4 | 4 |
| 3. | AUTO OFF TIME | AUTO TURNING OFF TIME (RATED POWER 4Ω100Hz -> INPUT OFF) | Minutes | 23 | 23 |
| 4. | INPUT SENSITIVITY | LINE-IN RATED POWER 4Ω100Hz (Level & crossover at Max) all channels input | mV | 150 | 151 |
| 4. | INPUT SENSITIVITY | HI-IN RATED POWER 4Ω100Hz | V | 2.5 | 2.6 |
| 5. | HI LEVEL OUTPUT | HI-IN RATED POWER 4Ω100Hz | V | 2.5 | 2.6 |
| 6. | FREQUEN RESPONSE | POWER 1W/4Ω100Hz=0dB/-3dB (Level & crossover at Max) | Hz | 20-120 | 25-20K |
| 7. | LOW PASS CROSSOVER | POWER 1W/4Ω100Hz=0dB/-3dB (Level at Max, crossover at Min) | Hz | 20-120 | / |
| 8. | FILTER | LOWPASS:1W/4Ω SUB:120Hz=0dB TEST PIONT AT 240 Hz(Level & crossover at Max) 1W/4Ω LFE: 20KHz=0dB TEST PIONT AT 40K Hz (Level & crossover at Max) | dB/oct | 19 | 6 |
| 8. | FILTER | HI PASS: 1W/4Ω SUB:20Hz=0dB TEST POINT AT 10 Hz (Level & crossover at Max) 1W/4Ω LFE:25Hz=0dB TEST POINT AT 12.5 Hz (Level & crossover at Max) | dB/oct | 15 | 15 |
| 9. | BASS BOOSTER | POWER 1W/4Ω 42 Hz (100Hz=0dBr Level & crossover at Max) | dB | 5 | 2 |
| 10. | SIGNAL TO NOISE | RATED POWER 4Ω/ 100Hz (Level & crossover at Max) +A | dB | 102 | 100 |
| 11. | OUTPUT NOISE | SIGNAL SOURCE:600Ω(Level & crossover at Max) | mV | 1.3 | 1.4 |
| 12. | PHASE | 1/8 RATED POWER 4Ω 100Hz | PASS | OK | OK |
| 13. | SHORTED OUTPUT | SHORT ACROSS OUTPUT CHANNEL(1/8 RATED POWER) | PASS | OK | OK |
| 14. | VOLTAGE SUPPLY EXTREMES | 1/8 RATED POWER 4Ω/100Hz ( - )10%Voltage Duration:10 Minutes | PASS | OK | OK |
| 14. | VOLTAGE SUPPLY EXTREMES | 1/8 RATED POWER 4Ω/100Hz (+) 10%Voltage Duration:10Minutes | PASS | OK | OK |
| 15. | CURRENT DRAW | AUTO OFF (Level & crossover at Max) | A | 0.122 | 0.122 |
| 15. | CURRENT DRAW | AUTO-ON (Level & crossover at Max) | A | 0.143 | 0.143 |
| 16. | TEMPERATURE TEST | TEMPERATURE (1/8 RATED POWER 4Ω100Hz) 60 Minutes | °c | 78 | 78 |
| 17. | HI-POT TEST | LINE TO GROUND & HEAT-PANEL (TEST TIME:1 S Min; I≦100 m A,limit U≧1500V | PASS | OK | OK |
| 18. | INSULATION RESISTANCE | LINE TO GROUND&HEAT-PANEL 500V DC;TEST TIME:1S Min,R≧4 MOhm | PASS | OK | OK |
Main Products:
Car Amplifier, Home Subwoofer Amplifier, Home Double CD Mixer
Contact Details
CEO: Mr. Yih Ching Yuan.
Minimum Order:Negotiable
Address:7F. No.83, Chung Hsiao East Rd. Sec 6, Taipei, 115, Taiwan
Tel:886-2-26511267~8
Fax:886-2-26511192
E-mail:
vistar@vistar-audio.com.tw