I really like the Nagra stuff.

Messed with a 1/4” mono field recorder on a student film years ago (I was the sound guy).

Pretty robust and bullet proof feel to it. So many dials! Made me feel so cool to use it. grin I cradled it like an egg whenever I took it out of the carry bag. A heavy egg!

May have been this one: https://www.nagraaudio.com/product/nagra-4-2/