Today’s interesting is the CD2399GP chip. A copy of the popular PT2399 effects processor. Here is a fact datasheet in Chinese.
Okay, this is a great product of the Princeton Company. This is PT2399 echo IC. It can make good guitar effects like: delay, reverb .. But if it’s original .. Well, we got a fake IC. No PTC manufacturer, unknown “DTC”. Compared to the original, other exterior. And noisy, such basic noise is that: shhhhhhh(it). Oh no.. 🙁 Look: