کیت آمپلی فایر صوتی LM4702
مشخصات فنی
(LM4702 +1943 / 5200 amplifier board (200W +200 W
Product Details
All components of this product are original authentic , pure unpretentious quality ; using high-quality original parts , not just the quality and safety are guaranteed, long life, more importantly, that the actual performance can meet the design goals of a strong guarantee. Pursuit of the best quality is the consistent aim of our restaurant
Using originalTT1943/TT5200 LM4702
Front coupling capacitance between input stage uses German imports WIMA TopLevelCapacitance 2.2UF,Signal main circuit electrolytic capacitors used in Taiwan brand , the main filter capacitor using The gold NOVER audio-specific capacitors Capacity of 2 × 10000UF, using domesticFlat bridge rectifier 25A and above , to ensure strong support for a steady stream of power
Resistor selection of rings metal resistance , the main circuit employs a precision± 1% metal film resistors rings , ensure the machine a good signal to noise ratio
PCB 1.6mm thick sheet using double-sided , 2.0 oz copper thickness , HASL whole process to ensure that the size of the current through the good performance . PCB -class quality
The board thanks National Semiconductor to promote integrated high-fidelity audio amplifier voltage LM4702, The extremely simple circuit structure and low distortion
The board adopts current advanced UPC1237 speaker protection circuit , make your speakers more secure
PCB Size :95.5MM * 236.5MM
Supply voltage :AC Dual 28V-34V, the proposed two-34V/400 watts
Output Power: 200W * 2
Speaker Impedance:2-8Ohm
دسته :
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