Dedicated to the Science in Audio

The Objective Audio Lab

Audio Precision System One
Tektronix 465 oscilloscope

As part of our dedication to the science in audio, we have built a lab with the test equipment and tools needed to ensure that our products and services are top-notch. Our clients demand excellence and we thrive on delivering it.


We use circuit analysis, computer aided design, and PC board design software to help with our research and design.

Tube tester
audio test equipment

Our lab equipment includes the following:


• Audio Precision System One and ATS-2 Dual Domain Analyzers
• Tektronix 2445, TDS2012 and 465 Oscilloscopes
• Hewlett-Packard 8903B Audio Analyzer
• Hewlett-Packard 5385A Frequency Counter
• Hewlett-Packard 5006A Signature Analyzer
• Hewlett-Packard 3312A Function Generator
• Hewlett-Packard 3325A Synthesizer/Function Generator
• Fluke 3340A/AF Digital Voltage/Ohm Meter
• Boulder 500 Power Amplifier
• Pace MBT-350 Re-work and Soldering Station
• Hickok Tube Tester
• Leader LFM-39A Wow & Flutter Meter
• Tentel Tentelometer Tape Tension Gauge
• EDS In Circuit DCR ESR Cap Analyzer
• Custom Designed Test Equipment
• Various hand-held meters for testing
• B2 Spice Circuit Analysis Software
• Lots of tools
• We don't have a good camera or lighting for these photos...

Boulder 500 power amplifier

We have designed and built some of our own test equipment for real-world testing.


We keep a good inventory of the parts needed for vintage equipment repair, high-end equipment repair, and prototyping our designs.


Electronic books
electronic parts
audio repair bench
electronic design

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