We're Very Pleased To Welcome You To Our New Website

Now you can have the best of both worlds..
Drop-In Pro Style EQ
No Changes To Your Instrument!

Welcome to East UK, where you will find an on-board solution to virtually any bass guitar, designed by John East.

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J-RETRO 01 DELUXE

"My gosh, this tone is what I've been searching for....I was thrilled with it! I played it all afternoon ....."full, rich, articulate"....I seriously couldn't be happier"

Geri
USA
MMSR 3K 3B

"Your preamp has breathed new life into my Musicman Classic 5! The installation was a super easy cost-effective breeze."

Dana
USA
J-RETRO 01

"Great design! Love the sound."

MIke
USA
MMSR 3K 3B

"It’s amazing. I love the sound. And the installation of the preamp is done without problem in 18v."

Philippe
France
MMSR

" It make my bass sound softer, warmer, bigger, punchier, more old-school, more mean....All the great pre-EB StingRay's sounds are here!"

Vanni
Italy
MMSR

"I knew it would be good and no surprise it was awesome!! My bass hasn't changed its voice the but it now speaks a lot sexier and clearer! "

Doug
UK
MMSR

"Installed now and I played the bass since 1 hour... I prefer that than the original MusicMan sound. ...It’s like I have installed new strings."

Gil
France
UNI-PRE

"I’m loving the preamp on gigs. I have been running active all the time with everything flat and the sound cuts through beautifully. "

Mark
New Zealand
UNI-PRE

"The eq is really powerful. I love it. Also this bass is now the quietest of all my basses. This bass is killer!"

Carl
New Zealand
UNI-PRE

"I am ever so impressed. It went in and worked straight away in my Warwick 5 string. It’s marvelous! "

Peter
UK
UNI-PRE

"Our sound guy says it’s the best sounding bass he has ever heard through a PA and has banned me from using anything else."

Dave
UK
UNI-PRE

"This preamp will be the next Prime Minister and speak on behalf of all preamp citizens out there!""

Randy
UK
UNI-PRE

"The UNI-PRE was exactly what I'd been looking for and did all the things I required from it, and more!"  "

Dave
UK
MARCUS RETRO

"It sounds fan-tastic! I'm still experimenting with the possibillities of course, but instant Marcus sound out of the box"

Stephan
Netherlands
MARCUS RETRO

"They were all amazed with the sound of the instrument and now they want their products in Brazil."

Yuri
Brazil
MARCUS RETRO

"What a difference it makes! The bass is like a completely new instrument with it. I'm one happy customer"

Bjorn
Sweden
DJ-RETRO

"received my DJ-Retro sat morning, fitted by lunchtime works a treat, thank you for the excellent service"

Trev
Jersey
DJ-RETRO

"The sound is amazing and it was very easy to fit. I like the screw-in terminals for the pickups .....Your preamp is a work of art!"

Brian
UK
DJ-RETRO

"Wow, what beautiful preamp. Love what does set at the detents, plus all the other sounds."

Bill
USA
J-RETRO 01 DELUXE

"What a wonderful product; the orignal pre-amp worked well enough, but the j-retro deluxe seems to be superb in every aspect."

Mike
UK
J-RETRO 01 DELUXE

"I absolutely love it!! I can't say enough great things about your preamp. My bass now sounds amazing....Passive, Active or whatever....It all sounds great!"

Jon
USA
J-RETRO 01 DELUXE

"On opening my J Deluxe I was astounded by the evident quality. I am truly astounded by the improvement.  It is as different as chalk and cheese."

MIke
UK
J-RETRO 01

"They really are great preamps....beats the pants off a few high level instruments I've had!"

Vin
UK
J-RETRO 01

"I just popped it in my bass within a few minutes. It sounds great."

Paul
Canada
J-RETRO 01

"What can I say? I love it and It's made an amazing difference to the sound. Many thanks for a great piece of kit!! "

Roy
UK
J-RETRO 01

"Oh my…I think this just became my favorite bass! Those Fralin pickups have all sorts of growly tones buried in there, and the preamp brings them out VERY nicely."

Scott
J-RETRO 01

"Your retro pre-amp gives an amazing range of tones for me to play with, like having a totally different bass, but still a Jazz."

Tony
UK
J-RETRO 01

"It’s like having a new bass, with lots and lots of new sounds in it. Most impressed."

Brian
UK
J-RETRO 01

"I never thought how much improvement your preamp would add, I just can't believe the possibilities now. Every detail, parts on the pre amp speaks quality."

Jay
USA
J-RETRO 01

"I have everything on my board shut off other than the compressor and the tone is just wonderful."

Chad
USA
J-RETRO 01

"I was so pleased with the new preamp "

Hauke
Switzerland
J-RETRO 01

"I don’t think the fender custom shop could better it whatever I spent there - my dream bass"

Martin
UK
J-TONE

"The J-Tone preamp has elevated the sound from an already fine bass into a sonic realm that’s perfect for my needs."

Andrew
UK
J-TONE

"I’m over the moon with the J Tone, it’s such a lovely addition to my bass."

Daniel
UK
J-TONE

"IMO if you want to give your bass a STEROID type boost, stick one of these ‘bad boys’ in. You won’t be disappointed"

Paul
UK
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