Boosters

*This page also has a schematic for the Fred Briggs Rangemaster* So, we all know there are many vintage treble/bass booster designs out there that were developed in the 1960s which were designed to give your tube amp the extra kick it needed to get some lovely tube saturation. Even with the huge number of modern … Read more

The Dallas Rangemaster is probably one of the best known vintage effects out there. A simple germanium treble booster it was used throughout the 60’s to boost the inputs of typically “dark” sounding British amps of the time to create a huge wall of overdriven valve tone. Used by a load of guitar greats for … Read more

The Keeley Katana has been a popular boost pedal since it was introduced. It’s circuit topology is simple yet it manages to produce everything from a small boost to add a bit of life to leads right through being able to smash the front of a tube amp into submission and natural break up. Here’s … Read more

These things are RARE. It’s a Lovepedal Delux 60 Mosfet – they were also sold in a dual format known as the “Twin 60”. Greg from the Freestompboxes.org forum bought one and opened it up – here’s what he found: He drew up a quick schematic too and kindly gave me permission to use it … Read more

The Xotic EP Booster has been causing a fuss for a while now. Supposedly based around the legendary Echoplex EP-3 preamp it’s been recognised as one of the best boosters currently available. Here’s the description from the Xotic website: “What do the tones of renowned guitarist such as Page, EVH and Johnson have in common? … Read more

[Note – This post also contains info on the Landgraff Clean Boost] I didn’t realise I hadn’t put up a post for the Zvex Super Hard On – it’s one of my favourite little circuits. It’s a great booster and also a really good building block when you’re designing circuits… Here’s the description from the … Read more

I’ve had quite a few email’s requesting information on this old Lovepedal design that’s supposed to emulate that classic “Fender on 6” tone. Well, I’ve got a schematic for you. First here’s the description from the Lovepedal website: “Reminiscent of the mid 60’s Blackface Fender era. Specifically a Blackface Super on 6. Plug the Super … Read more

I’ve decided to make a complete set of the Mad Professor designs that have been traced out. I’m a massive fan of Bjorn’s designs and always enjoy seeing all the little tricks he puts into each of his pedals. Here is the “Ruby Red Booster” traced over at freestompboxes.org; http://freestompboxes.org/viewtopic.php?f=7&t=13106 . WhiteKeyHole takes the credit for the … Read more