Comments on: The Pass Labs HPA-1 - a Superb Headphone Amp to Grow Your System Around https://positive-feedback.com/reviews/hardware-reviews/pass-labs-hpa-1/ A Creative Forum for the Audio Arts Tue, 11 Jun 2024 20:03:31 +0000 hourly 1 https://wordpress.org/?v=6.6.2 By: GrooveMaster 3 Tonearm - Positive Feedback https://positive-feedback.com/reviews/hardware-reviews/pass-labs-hpa-1/#comment-3831 Tue, 11 Jun 2024 20:03:31 +0000 http://positive-feedback.com/?p=77802#comment-3831 […] Audio who previously created the Pass Labs HPA-1 headphone amp that I reviewed (you can read that HERE). His Quadratic Audio MC-1 Step Up Transformer is performing admirably under evaluation in my […]

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