Well, angled adapter requires much more materials and work, than it seemes from perfunctory view. It must include internal stiffener (plastic piece), and frontal and rear sides must be glued together, not only sewn align the perimeter. So it will be finished later (read – nearly never).
As my primary object was portable radio with protruding antenna, trying to poke owner’s eye, first prototype is radio pouch.
Pouch has a flap, which is not necessary, but it has not – yet – a fastener for this flap.
Making a pouch in the previously posted concept of angled modular platform, went through intermediate stage:
It works. But making is real PITA, even with really sharp knife. Need steel ruler.
So, you want some info to be with you all the time. Frequency data, range estimating, weather prediction, medical protocols, conversion tables and similiar. You can write it down manually into the notebook (and it is advantageously – you memorize it while writing), you can make your very own pocket sized reference handbook.
Format described will be 1/4 of common A4 sheet – A6. Total number of pages SHOULD be a multiple of eight. I.e. it MUST be divisible by eight. Entirely. Sorry for my English speech, i’m trying to describe it clear and loud.