"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."
"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."
"Wow, what beautiful preamp. Love what does set at the detents, plus all the other sounds."
"Great design! Love the sound."
"What a difference it makes! The bass is like a completely new instrument with it. I'm one happy customer"
"received my DJ-Retro sat morning, fitted by lunchtime works a treat, thank you for the excellent service"
"This preamp will be the next Prime Minister and speak on behalf of all preamp citizens out there!""
"Your preamp has breathed new life into my Musicman Classic 5! The installation was a super easy cost-effective breeze."
"It’s amazing. I love the sound. And the installation of the preamp is done without problem in 18v."
"They really are great preamps....beats the pants off a few high level instruments I've had!"
" It make my bass sound softer, warmer, bigger, punchier, more old-school, more mean....All the great pre-EB StingRay's sounds are here!"
"Your kind and responsive service is a real benchmark in the industry as is your fabulous preamp !!!"
"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."
"I installed the P-Retro in a '74 P, and loved it! Worked precisely as advertised. Thank you for your time, and again thank you for the P-Retro, a super smart design!!"
"I was so pleased with the new preamp "
"The UNI-PRE was exactly what I'd been looking for and did all the things I required from it, and more!" "
"It’s like having a new bass, with lots and lots of new sounds in it. Most impressed."
"IMO if you want to give your bass a STEROID type boost, stick one of these ‘bad boys’ in. You won’t be disappointed"
"They were all amazed with the sound of the instrument and now they want their products in Brazil."
"I just popped it in my bass within a few minutes. It sounds great."
"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! "
"It sounds fan-tastic! I'm still experimenting with the possibillities of course, but instant Marcus sound out of the box"
"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!"
"In a word outstanding, one of the best bass pre amps ever! Will be using and recommending wherever we build a bass. Nathan may have some install comments."
"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."
"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."
"I’m loving the preamp on gigs. I have been running active all the time with everything flat and the sound cuts through beautifully. "
"Got the pre-amp fitted over the weekend to finish this build – sounds awesome – thanks!"
"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!"
"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."
"The J-Tone preamp has elevated the sound from an already fine bass into a sonic realm that’s perfect for my needs."
"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"
"I don’t think the fender custom shop could better it whatever I spent there - my dream bass"
"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!! "
"What a wonderful product; the orignal pre-amp worked well enough, but the j-retro deluxe seems to be superb in every aspect."
"I am ever so impressed. It went in and worked straight away in my Warwick 5 string. It’s marvelous! "
"I have everything on my board shut off other than the compressor and the tone is just wonderful."
"I’m over the moon with the J Tone, it’s such a lovely addition to my bass."
"The eq is really powerful. I love it. Also this bass is now the quietest of all my basses. This bass is killer!"
"I just received the P-retro unit this morning and installed it. I am so impressed!! I can’t wait to take it out on some gigs soon. I don’t think I’ve ever seen a unit that really takes into account the particular mindset of a P-Bass player so well."