HIFI NE5532 2.0 Tone Treble Bass Preamplifier Board Audio Amprifier Equalizer Preamplifier
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Parece ser muito bom, chegou antes do prazo.
received in good condition.
very good preamplifiers
perfect as described, great workmanship, arrived early, seller recommended
Looks OK, but i have not tried it out yet?
Ordered and delivered 2 pieces. Both modules were equipped with IC sockets of poor quality (no safe contact for the NE5532). The input signal could only be measured attenuated on the volume control, then it was over. A high-frequency, distorted signal in the MHz range appears at the module output. So the whole thing seems to be swinging somewhere. Since there is no circuit diagram attached, a repair attempt is also meaningless. It's a waste of time.
Burned in a day