linkdump: history

radar
radar world
the wizard war

radio
broadcasting in chicago
vintage broadcast microphones
history of american broadcasting

television
start of bbc part1(via youtube)
start of bbc part2
bbc 1950
radio museum

recording
recording museum
vintage microphones
classic microphones
recorders, lots of them via youtube
historic recorders
sonotone microphones


computing
computerhistory
the machine that changed the world part1
programming the eniac
intel 4004 page
hp 9825 calulator

t&m
hp museum
heathkit museum
another heathkit site

technology
cable cars
chicago tunnel co