In photography, shutter release remotes have a useful purpose. Using one with your camera is an effective way to reduce camera shake: You can put yourself into family or group photos without having to ...

Here is an efficient and economical circuit for a wireless remote camera flash trigger, useful for capturing scenes invisible to the naked eye. This high-speed/time-wrap photography accessory is, in ...

One of the many functions a digital oscilloscope offers over its analog ancestors is a trigger button. Alongside the usual electronic means of triggering the instrument, you can reach over and press a ...

US lawmakers are focusing on whether lax government regulation that did not require BP to use a remote control "trigger" to shut an underwater pipe exacerbated the spreading oil spill in the Gulf of ...