Our office & production shop will be closed starting September 27th through October 8th at which time production and shipping will resume. We will be attending the RMAF show in Denver during this period and taking some much needed time off. Apologies for any shipping delays.

Rocky Mountain Audio Fest


A few notables

Our Most Popular Model

LDR3.V2 Passive Preamp | $1195

  • Superior audio quality | light dependent resistors
  • Single ended stereo | unity gain passive preamp
  • Cardas RCA jacks | 3 inputs | 2 output
  • Dual channel display (blue)
  • Fully IR remote controlled | Apple remote
  • Firmware/feature updates via USB port
  • 12 V trigger out
  • Front panel
    • Silver or black brushed anodized aluminum
    • Lacquered carbonized bamboo
    • Custom wood
  • Upgraded signal hookup wire (point to point)
    • Neotech ultra-pure continuous caste
    • 26 AWG solid silver or copper

Have Questions?


Have Questions?

We'd love to hear from you
We respond to every inquiry

* indicates required field

Info & Articles

Subscribe to our Newsletter!

Be the first to get our ramblings about audio, find out what we're working on and to receive special offers.

Opt out any time if we get annoying.

We'll try hard not to be.

After you press the Subscribe button below we will send you a confirmation email. Please follow the instructions in your email to complete this subscription process. Thank you!

All subscribers will receive 10% off all purchases over $100 through 2015.