I have made the edited below to my original question as i didn't realise i had not explained its from PC to SD card -
Having read all the great and informative posts in the thread i have decided to be happy with 23Mbps it doesn't take long to...
Just to clarify are you specifying Megabits per second (Mbs) or Megabytes per second (MBs)?
SD cards are serial devices requiring a serial transfer so one byte of data requires transfer of each bit individually, one-by-one.
The figures quoted...
I use some of the utilities on DJI Wes’ site to get very good results Litchiutilites.com
This Light Painting was done using these methods and a Mavic 3 Pro. Have a look at his site and you’ll find some handy utilities.
Russ
21 shots seems to be normal. 7 columns of 3 shots each. Center column with three columns to each side to cover 180 degrees if memory serves me. Give Panovolo (member of forum) a free try. It has worked well for me and it will produce a DNG file...