wide range dark room timer

10-40 — elektor october 1981 wide range dark room timer Although dark room timers are widely available from photographic stores, there aren"t many economical do-it---- yourself alternatives. The nice thing about "building your own" is that you can modify it to fit in with your own particular requirements. The circuit wide range dark room timer electronic developments in the dark room Photography is probably the fastest growing hobby at the present time and together with all other aspects of life, electronics is involved. For the electronics/photography enthusiast the scope for combination of the two hobbies is very wide indeed. Those of our readers who are fortunate enough to own a dark room do not need reminding that electronics can almost control the whole process. Although many applications spring to mind, this is where the project featured in this article will really be at home. This dark room timer is fully automatic and its range is wide enough to cater for all but the mos...