ESP LTD EC-257 7-String Electric Guitar, Black Satin a unique switching power supply

a unique switching power supply converts the 48 volt phantom to AC

an MR5HS bridge

met at Grenoble Institute of Technology

The transformers also use a vintage winding technique that produces a very distinct smooth BIG character

Transformer isolation helps eliminate noise while maintaining a linear frequency response

ESP LTD EC-257 7-String Electric Guitar, Black Satin a unique switching power supplyESP LTD EC 257 7 String Electric Guitar, Black SatinAbout the ESP EC 257 7 String:* A great extended range guitar that doesn't have to cost an arm and a leg* Affordable for just about any musician, and allow you to explore the depths of lower pitches for todays modern sounds* Feature excellent ESP Designed pickups, a comfortable mahogany body, and a three piece mahogany necks* Also features a roasted jatoba fingerboard with 22 extra jumbo frets, and