HP 50g/HP 49g+/HP 39gs Battle of the beams -- Increasing IR communication range

[rprosperi]

(01-15-2018 07:10 PM)Dimitri Wrote:  Hoping the 50G, the 49G+ and all other calculators use the same wavelength to maximize the communication range.

While I have no exact numbers, I know HP "tweaked" the IR on some late model machines (perhaps all post 48-series?) to limit IR range, as many schools objected that this could be used for students to exchange data. This is the same reason the Prime has no IR at all.