Anyone can record communication from people in other realms, including loved ones. You just have to set up the equipment, follow the protocol, keep at it for as long as it takes, and be patient.
There are two sets of instructions. One is a set Rob and I put together that is available on the AREI website. The other is by Sheri Perl, who is the most successful of the communicators other than Sonia Rinaldi. All the information you need is there. The links follow:
On the AREI website: https://afterlifeinstitute.org/instrumental-transcommunication-video-training
Sheri Perl: http://www.sheriperl.com/evpguide