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John East J Retro Deluxe
DescriptionControl Configuration Volume/Blend Stack Treble/Bass Stack Mid/Mid Stack Passive Tone Blend & Pickups Switch Active/Passive SwitchAvailable in Black, or Chrome Finish Description This preamp is made for Fender Deluxe style basses with a side mounted jack.The J Retro 01 Bass Preamp is designed to fit directly into standard "Jazz" style basses without modification, including a 9v battery. Its high quality circuit uses three stacked knobs a passive tone control and includes an activ
Comments from forums and Reddit
Discussed in Jazz Bass Preamp Guide in the TalkBass community
One of the unique features of the J Retro Deluxe treble is that it boosts @ 3k but cuts @ 1k. This boosts at a good frequency for fingerstyle to cut through and cuts the gank, scooping at the right place for a good slap tone. John East - J Retro Deluxe - Best Bass Gear ... more
Discussed in John East J-Retro 01 Deluxe Jazz Bass Preamp...like new condition in the TalkBass community
I am selling my John East J Retro-01 preamp (on Jazz bass plate) in like new condition. I had this in a parts bass and decided to sell the bass and put the bass back to passive for the sale. It works perfectly. This is the pre-shape version so when you activate from passive to active (toggle switch) it does a slight bass ... ... more