![Impressions: The Oppo Digital HA-1 Headphone Amplifier/DSD DAC and PM-1 Headphones, Double Helix Cable Complement3 Headphone Cables, PranaWire Photon USB Cable, and Kubala-Sosna Elation! Cables - Positive Feedback Impressions: The Oppo Digital HA-1 Headphone Amplifier/DSD DAC and PM-1 Headphones, Double Helix Cable Complement3 Headphone Cables, PranaWire Photon USB Cable, and Kubala-Sosna Elation! Cables - Positive Feedback](https://positive-feedback.com/Issue77/images/001_HA-1-and-PM-1-hr.jpg)
Impressions: The Oppo Digital HA-1 Headphone Amplifier/DSD DAC and PM-1 Headphones, Double Helix Cable Complement3 Headphone Cables, PranaWire Photon USB Cable, and Kubala-Sosna Elation! Cables - Positive Feedback
![Archimago's Musings: MEASUREMENTS: Oppo UDP-205 DSD Playback (DSD64-DSD512), and PCM 768kHz. Plus CES2019 coverage thoughts... Archimago's Musings: MEASUREMENTS: Oppo UDP-205 DSD Playback (DSD64-DSD512), and PCM 768kHz. Plus CES2019 coverage thoughts...](https://1.bp.blogspot.com/-F-2wmAE_FtI/XCmuimJf_wI/AAAAAAAASOY/TxH9zrvyIfQf696QmCBhbXXQBFrfpHbpACLcBGAs/s1600/Waveform%2Bcomparisons%2BPCM%2Band%2BDSD.png)
Archimago's Musings: MEASUREMENTS: Oppo UDP-205 DSD Playback (DSD64-DSD512), and PCM 768kHz. Plus CES2019 coverage thoughts...
![Impressions: The Oppo Digital HA-1 Headphone Amplifier/DSD DAC and PM-1 Headphones, Double Helix Cable Complement3 Headphone Cables, PranaWire Photon USB Cable, and Kubala-Sosna Elation! Cables - Positive Feedback Impressions: The Oppo Digital HA-1 Headphone Amplifier/DSD DAC and PM-1 Headphones, Double Helix Cable Complement3 Headphone Cables, PranaWire Photon USB Cable, and Kubala-Sosna Elation! Cables - Positive Feedback](https://positive-feedback.com/Issue77/images/004_HA-1-Black-Back-hr.jpg)