Preamplifier Websites:

  • spaceklabs.com

    Spacek Labs: Millimeter Wave Components, Sub-Systems, and Custom Solutions

    When your millimeter-wave or microwave project performance really matters, Spacek Labs is your go-to provider of 10 to 110 GHz products and sub-assemblies.

  • langley-design.com

    Langley Design: Professional analogue audio design

    Langley Design,Graham Langley,Glynis Langley,Audio mixing desks - an audio site

  • true-systems.com

    TRUE Systems

    Makers of the TRUE SYSTEMS Precision 8 Microphone preamp. News and reviews, technical support, and product ordering information.

  • johnhardyco.com

    The John Hardy Co. Home

    Official web site for The John Hardy Company, makers and distributors of the world's finest microphone preamplifiers and audio components.

  • sigmases.com

    Sigma Electronics-Index

    Sigma continues to present her service and equipment for audio and video market as well as domestic Hi-Fi products