Bass Mods AJ5 Splits + J-Retro 01 Deluxe - Maruszczyk Elwood 5a
John East J-Retro Deluxe Preamp - The ULTIMATE Jazz Bass Preamp Guide - LowEndLobster Fresh Look
EAST J Retro 01 Bass Preamp Soundcheck - Features explained
Fender Jazz Bass rewire - John East J Retro preamp
John East J-Retro Jazz Bass Preamp Install- Easy Install and no solder required.
Haeussel JB 4 SC + John East J-Retro Deluxe // Maruszczyk Elwood 4a
John East J-Retro 01 Bass Preamp
Josh Dunham / John East J-Retro Deluxe preamp
Aguilar AG 4J-Hot + John East J-Retro Deluxe // Maruszczyk Elwood 4a
Get the Retro!! Pimp my Bass with East preamps made in UK
John East J Retro Preamp: What’s In The Box (A Close-Up Look)
John East J-Tone J-Tone Preamp
Lindy Fralin 5-String JB + John East J-Retro Deluxe - Maruszczyk Elwood 5a
J Reto UNBOXING (Onboard Bass Preamp)
FENDER MEXICAN BASS with J RETRO preamp
Glarry GJazz II MOD w/ John East J-Tone Preamp! - Tonal Transformation! - LowEndLobster Builds
Install Bass Preamp and Pickups
Tagima TW 73 With John East J-Retro Preamp- Demo & Sounds
John East Retro J Pre-amp || still the best preamp around
John East J Tone Onboard Preamp
