Whether you have a simple question about cost or a highly technical question about, or related to, any of our products, Open Source Meter is ready to provide you with the answers you need. No matter what your question is we will personally work with you through even your most challenging problems.

Open Source Meter Inc. is a group of highly qualified hardware design, firmware, software, and application engineers striving to meet the needs of our customers. With a company run by engineers you can rest assured that solving the needs of our customers is more than just good practice- it is a matter of pride in our products and services.

Please view our Frequently Asked Questions for a variety of answers. Otherwise, Contact Us and we will be glad to help with any question you may have.
Check out our White Papers and Application Notes for a continually growing archive of documents made to help further the understanding and usage of our products.
See below for some of our latest usage ideas:

4-20mA Transducer Bundles

paste6For a low cost current metering solution try one of our 4-20mA bundles combined with a 4-20mA loop meter. These bundles are available with any size current transformer we offer. The current transducer utilized in these bundles is self powered from the process loop supply. See our list of commonly available loop meters for a simplified selection of meters that work with the transducer bundles. Want help? Just Contact Us and we will work with you to create a full solution for your project.
See the below image for an example set up of our 4-20mA transducer.

RMS to DC Output

pasteBuild your own RMS to DC Output device with our free design below. Download the free schematic and LTSpiceIV from our.