[Takashi Fujii]

I understand that Magma EX34 is the unit that will interface between the MBP with Express 34 slot and the Panasonic AJ-PCD35.

I don’t own one but here are the links to the article and post:
https://www.studiodaily.com/main/technique/craft/f/editing/ROI-Review-Panasonic-AJ-PCD35_11176.html

https://www.dvxuser.com/V6/showthread.php?t=191562&highlight=Magma+EX34

Magma EX 34 ExpressCard/34 Host card, $199
https://www.magma.com/comersus_viewItem.asp?idProduct=19

Here’s a closeup photo – the cable that comes with the PCD35 will fit EX34:
https://www.bhphotovideo.com/c/product/555002-REG/Magma_EX34_ExpressCard_34_Host_Card_for.html

T. Fujii