New MG16 series sub-miniature brush dc motors from Nidec Copal USA feature special higher torque metal planetary gear boxes. These 16-mm gear motors are RoHS compliant and available in eight models with gear ratios from 60:1 up to 500:1. The MG16-060AA motor provides 4.86 oz-in (34.3 mNm) rated torque at 164 rpm and 22.6 oz-in (160 mNm) starting torque with a 60:1 ratio. The MG16-500AB provides 28 oz-in (196 mNm) rated torque at 21 rpm and 146 oz-in (1031 mNm) starting torque with a 500:1 ratio. Maximum gear motor weight for the higher torque 500:1 gear ratio is 1.24 oz (35 g). Get more information on sub-miniature brush dc motors
The amount of plastic clogging the ocean continues to grow. Some startling, not-so-good news has come out recently about the roles plastic is playing in the ocean, as well as more heartening news about efforts to collect and reuse it.
Some of our culture's most enduring robots appeared in the 80s. The Aliens series produced another evil android, and we saw light robot fare in the form of Short Circuit. Two of the great robots of all time also showed up: The Terminator and RoboCop.
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