Portable Resistance Selector

Ohm-Ranger

Part numbers 3420 and 3420E have been discontinued as of August 2019. Please see our official statement for further details.

The Ohmite Ohm-Ranger is an economical and portable resistance selector with a range to over 11 Meg Ω, in 1Ω increments. The Ohm-Ranger can handle a maximum of 250 volts with an accuracy down to 1%. The Ohmite Ohm-Ranger has three binding posts, one to ground the case. For the engineer looking for portable resistance selection, look no further than the Ohm –Ranger.