Anyone know of a 1970s-style dot matrix "computer photo" generator/converter?

[Gordon JC Pearce MM3YEQ]

Ethan Dicks wrote:

> There must be a way to simulate that look today - some sort of GIMP
> filter or web app or something.  I've been googling around for

I'd start by dithering the image down to 2-colour, then increasing the 
image size so each pixel becomes about 8x8, then applying some sort of 
dot mask ;-)

Maybe a bit of blur and noise to simulate paper grain, too.

Gordon