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GEN-300B Update #8: COPULA and the 300B Tubes
Since the launch of the GEN-300B, one question has come up again and again: "Can I connect my headphones directly to the speaker outputs?" Introducing COPULA — a purpose-built Speaker Tap to 4-Pin XLR adapter designed specifically for the GEN-300B. It connects directly to the amplifier's speaker binding posts, providing the shortest signal path from the output stage to your headphones. Back side (Final design may change) Designed for the Few COPULA is purpose-built for except
Layer Audio Design
Jul 262 min read
GEN-300B Update #7.5 :Expanding Headphone Compatibility
We’ve recently received some feedback on the GEN-300B’s headphone output with extremely demanding headphones. Our design prioritizes safety, reliability, and broad compatibility. The front headphone output is intentionally optimized for everyday use across a wide range of headphones rather than maximum power for a few demanding models. For users who want the amplifier’s full capability with headphones like the Tungsten, we’re developing a Speaker Binding Post to 4-Pin XLR Hea
Layer Audio Design
Jun 301 min read


GEN-300B Update #7: Ready to Ship
To our customers and supporters, We're excited to share that the GEN-300B and 2A3 amplifiers have entered the final and most important stage of production: testing and quality assurance. The Final Stage: Testing Production ran a bit behind schedule because chassis manufacturing took longer than planned. As a result, we're now fully focused on bringing each amplifier to completion over the next two weeks. During this time, every unit will go through final assembly and rigorous
Layer Audio Design
Jun 161 min read


GEN-300B Update #6: PCBs Are Here!
We’re excited to announce that our latest batch of PCBs has arrived. PCB These boards are triple gold plated, applied to an exceptionally heavy standard for optimal sonic performance and durability. With the PCBs now in hand, we’ve immediately moved into production. Below are photos of some completed boards: More updates soon as we push forward. Layer Audio Design Team
Layer Audio Design
Apr 281 min read
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