The AUCTUS A6: the chip enabling inexpensive DMR Radio (2021)

The AUCTUS A6 is the chip behind the inexpensive COTRE CO01D DMR radio. There isn’t much information available on the web. Here is what I was able to find. Introduction While looking at the the COTRE CO01D radio, it is clear that this radio has a very low part count in comparison to other simple DMR radios. For example, the RT53 DMR radio has separate microcontroller, DSP and RF ICs. I noticed that there is only a single IC that seems to be powering everything, the mystery Auctus A6. Background The company behind this chip is Auctus Technology(力同科技股份有限公司) out of Shenzhen. This company might be familiar to some radio enthusiasts as the company behind the AT1846S RF transceiver which powers the Baofeng UV-5r. They are company specializing in RF chips and while their current web page displays nothing but a landing page, the Internet Archive provides some information of their complete lineup of products. They manufacture devices under both their own mark as well as contracted devices f ... Read full article.