Orders placed on our website will ship the same business day if ordered by 3pm MST. Our walk-in counter is closed indefinitely.
  • 50 Years of Circuit Specialists!!

    Simply smart circuitry since 1971.

    Our Mission:

    Bringing electronic products to the STEM community at an excellent value is the mission our founders undertook 50 years ago and one we strive for every day. By leveraging our technology and sourcing expertise we provide our customers access to tools and technologies that might otherwise be unavailable or prohibitively expensive.

  • 70 MHz Oscilloscope/DMM/AWG

    The new CSI-2D72 packs tons of features including a 70MHz Oscilloscope, Multimeter, and Waveform Generator. Includes a protective case. Just $239.95
  • New Digital Variacs

    Introducing new digital variacs with meters featuring +-1V accuracy. $122.14 plus free shipping.
  • Programmable DC Power Supplies, 0-30 Volt & 0-5 Amp

    This switching power supply features 3 memory channels for voltage and current settings for only $73.99.