Dumble hrm mod. Sep 11, 2023 · J Rockett’s designers listened to a real Dumble amp with the Hot Rubber Monkey (HRM) EQ mod to refine the V2’s sound — read the review This is an excerpt from a longer video in which I take an in-depth look at the HRM Overdrive Pedal from J Rockett Audio Designs, a pedal I believe is crimina Dumble amplifier with HRM mod, distinguishing it fromHRM v1, which was based on JRAD's 'Dude V2' Developed by J. Nov 5, 2025 · What’s so special about an HRM-modded Dumble ODS amplifier anyway? 樂 Head over to my YouTube channel here—you’ll learn more about this legendary amp and modification, and get an in-depth demo of the Jul 6, 2023 · J. . " HRM—short for "hot rubber monkey"—is famed for adding a throaty, low-mid boost alongside the beloved responsiveness and sensitivity that Dumble amps are known for. A Dumble Overdrive Special Dumble Amplifiers was a guitar amplifier manufacturer in Los Angeles. Aug 29, 2007 · HRM, Skyline, bluesmaster for dummies by PaisleyTube » Wed Aug 29, 2007 1:30 pm Hi all Can anyone explain in a few words (or with some schematics) what the HRM, Skyline and BluesMaster mods are and in which models (70s/80s/90s?) they're used? Many tia! The Hot Rubber Monkey is a re-creation of the overdriven sounds of the legendary Dumble ODS amp with the HRM EQ mod. Rockett HRM Hot Rubber Monkey V2, Builder’s Notes The HRM V2 is designed to achieve the overdriven sounds of a D style amp with the HRM EQ mod” This EQ mod creates a very low-mid centric throaty sound where the guitar frequencies live” The touch sensitivity and quickness gives the effect of immediacy and cuts through the mix. I play a strat and any amp I tried just sounds muddy in the low range, while any recording of a dumble/two rock I heard sounds so crystal clear in the lower range So, if I understand correctly, you're suggesting the Skyline ODS with the Robben Ford mod? (that's just wikipedia talking, I'm just checking ) Jul 4, 2023 · J Rockett Audio Designs has had another rumble with a Dumble tube amp and after two years of R&D it has released the new and improved Hot Rubber Monkey V2, a compact D-style overdrive pedal that replicates the super-premium drive sounds of a Dumble equipped with an HRM EQ mod. The Hot Rubber Monkey is a re-creation of the overdriven sounds of the legendary Dumble ODS amp with the HRM EQ mod. Jul 4, 2023 · The clue is in the name: the HRM V2 promises to deliver the heightened touch sensitivity, responsiveness and versatility of Howard Dumble’s ultra-rare Hot Rubber Monkey mod, which sought to fine-tune the drive tones of the guitar amp by way of additional gain stages and tonal options. Oct 17, 2023 · Alexander Dumble did what he called the ‘Hot Rubber Monkey’ mod on certain later amps and it comprised a passive tonestack (treble, mid, and bass on trimmers inside the amp) after the overdrive stage for fine-tuning. Mods for this build were the HRM circuit which adds a second tone stack inside the amp which can be used to further shape the tone. Now, Version 2 of J. In a one-person operation, Howard "Alexander" Dumble (June 1, 1944 – January 16, 2022 [1]) made each amp personally, producing only a handful per year—and just 300 in total—for a clientele of primarily well-known musicians and studios, including Robben Ford, Carlos Santana, and Stevie Ray Mar 5, 2022 · It borrows ideas from Dumble amps in that it uses a D-style tone stack in sort of an AB763 style "clean" channel. The V2 features updated components and redesign to provide an even more accurate HRM Moded tone Feb 7, 2023 · The pedal in question is the brand new HRM V2. I'm led to believe that the HRM mod was a popular mod done to the EQ circuit of Dumble amplifiers back in the day to tweak the EQ characteristics of the amplifier. The HRM V2 is based on the famed Dumble mod. To achieve this goal, the stompbox itself was developed with help from research conducted on a genuine HRM Jul 3, 2023 · J Rockett significantly refine and enhance their HRM II Hot Rubber Monkey Dumble ODS style HRM Mod Overdrive Jul 3, 2023 13:00 by Stefan Karlsson Boost and Overdrive Dumble Style Overdrive J Rockett + Feb 7, 2023 · The pedal in question is the brand new HRM V2. Rockett Audio revoices the HRM to authentically capture the legendary amps. The V2 features updated components and redesign to provide an even more accurate HRM Moded tone Jul 3, 2023 · According to J. The OD part is from the D'Mars OD but using a 5879 in OD. Now, I’m pretty sure V1 of this pedal was based on The Dude circuit—which is a popular Dumble-in-a-box style of pedal. “Much like the Dude, we were finally able to source and replicate the HRM mod using real Dumbles,” says Chris Van Tassel. Rockett’s HRM is with us. Kenny also added a knob on the rear panel which allows you to increase or lower the gain of the preamp boost without opening the chassis. Feb 10, 2025 · J. Rockett after living with the actualDumble amp for over 2 years, ensuring meticulous craftsmanship. Rockett, "the HRM V2 is designed to achieve the overdriven sounds of a D-style amp with the HRM EQ mod. “The V2 is an entirely different pedal with different tone controls and a new design to match”. mqihu wqz cnzam twv cpc efb xkwb rbogf ayfzv qhegpjsf