Mono 25W Audio Amplifier Module Board, Based on LM1875. F For Sale -
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Mono 25W Audio Amplifier Module Board, Based on LM1875. F:
$25.05
25 Watts Mono Amplifier Module, With Heatsink.
Based on National Semiconductor LM1875T IC design.
LM1875 Datasheet: />Module Spec. : http://www.audiowind.com/pdf/A-500.pdf, No paper specifications, please download this document.
Used high-quality electronic components:
Four 4700uF/35V 105°C power filter capacitors.
Metal film capacitors.
Four 6 Amps rectifiers.
HQ terminal blocks easy connection wire.
Thickness 1.6mm FR-4 fiber glass PCB (double layer).
Specifications:
Power Supply Input: Dual 19 +/-1 V AC (Power Transformer > 60VA)
Input Level: 600mV RMS.
Output Power: >= 25 Watts (THD=1%, 4 OHM Load).
Frequency Response: 30 Hz to 100 KHz. (-3dB).
THD: < 0.02% (20 Watts, 4 OHM Load).
Voltage Gain: about 26 +/-1 dB.
Size:
Module Size: 76.2 x 91 x 56 mm (3 x 3.6 x 2.2 inch).
Heatsink Size: 76.2 x 50 x 22 mm (3 x 2 x 0.87 inch).
PCB Size: 76.2 x 76.2 mm (3 x 3 inch).
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