![Electrodyne History: The History of Electrodyne, Quad-Eight and Sphere | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production. Electrodyne History: The History of Electrodyne, Quad-Eight and Sphere | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.](https://tapeop.com/_m/photologue/photos/cache/Original%20Edyne%20logo_display_hires.jpg)
Electrodyne History: The History of Electrodyne, Quad-Eight and Sphere | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.
![2 Quad Eight Preamps & DI & EQ - 70's like Neve API - rare - musical instruments - by owner - sale - craigslist 2 Quad Eight Preamps & DI & EQ - 70's like Neve API - rare - musical instruments - by owner - sale - craigslist](https://images.craigslist.org/00I0I_frSbcKcvydA_0IR0ug_600x450.jpg)
2 Quad Eight Preamps & DI & EQ - 70's like Neve API - rare - musical instruments - by owner - sale - craigslist
![2 Quad Eight Preamps & DI & EQ - 70's like Neve API - rare - musical instruments - by owner - sale - craigslist 2 Quad Eight Preamps & DI & EQ - 70's like Neve API - rare - musical instruments - by owner - sale - craigslist](https://images.craigslist.org/00M0M_fr5YxMsFqaz_0YL0YL_600x450.jpg)
2 Quad Eight Preamps & DI & EQ - 70's like Neve API - rare - musical instruments - by owner - sale - craigslist
![Quad Eight Electronics – Limited edition products and hand built, custom studio equipment for the recording industry. Quad Eight Electronics – Limited edition products and hand built, custom studio equipment for the recording industry.](https://www.quadeightelectronics.com/wp-content/uploads/qe_1682_leon_russell_600x340.png)