motorola cdm1550

Hello, I have a Universal Radio Controller (URC - Universal Radio Controller v2.2 Technical Reference – G1LRO HOMEPAGE) and I have it configured for Allstar using a HampVoip, ASL3 on Pi4 and Pi5. I have used 2 radios successfully, a Quancheng and I built a cable for a Leixen 898. Both work...

I have googled and search this forum till my eyes are dry. 1.) I have a CDM 1250 that I bought used knowing that the seller told me there was no speaker audio. Besides RX/speaker audio it works and transmits fine. Seller stated it was originally used as a paging radio and he used it for a APRS...