Randall RM100M MTS Series Modular Tube Guitar Head

The Randall RM100M is a powerhouse 100-watt all-tube amplifier head built around the company’s innovative MTS (Modular Tube System). Designed for players who want the sound of multiple classic amps in one chassis, the RM100M accepts three independent Randall MTS preamp modules (sold separately), giving you true 3-channel flexibility with fully swappable analog tube tone.

Whether you want pristine cleans, vintage crunch, or modern high-gain, this head becomes whatever you load into it. With MIDI channel switching, dual effects loops, and massive 6L6GC power, the RM100M is a serious stage and studio platform for players who demand versatility without sacrificing authentic tube response.

Features

• 100-watt all-tube power section
• Three modular MTS preamp channels (modules not included)
• Four Groove Tubes 6L6GC power tubes for bold American-voiced headroom and punch
• Master controls: Volume, Presence, Density
• Series effects loop
• Parallel effects loop with front-panel mix control
• MIDI In/Thru for channel switching and rig integration
• Rear panel tube bias section for proper maintenance and tube matching

Condition

• Fully operational and functions as intended
• Signs of cosmetic wear from normal use
• Effects, Presence, and Master knobs have been replaced
• Modules not included

If you’ve ever wanted to bring three of your favorite amp voices to a gig in a single head, the RM100M delivers. Load it with your preferred MTS modules and build a custom, all-tube rig that can cover virtually any genre or playing style with authority.

• At Tone House, we're not just sellers, we're passionate musicians, gear aficionados, and seasoned professionals dedicated to the craft of making music. We take pride in our curated music collection. We love giving these vintage and rare pieces new life through maintenance and upkeep. Our goal is for these units to be at their optimal performance before going to their new homes.  Every item you acquire from us undergoes a meticulous inspection process conducted by our team of enthusiasts, studio engineers, and live performers. With full-time technicians on staff, rest assured that each piece is thoroughly examined and tested before being professionally packed.

All orders placed by 2 pm are processed the same day. This ensures that your gear is swiftly prepared for shipment, guaranteeing prompt delivery in the condition promised. Once your order is in transit, automatic tracking information is provided, allowing you to monitor its journey from our shop to your doorstep with ease.

The units/items you see in our pictures are precisely what you'll receive. Have questions? Feel free to ask before making a purchase. Additionally, we offer custom modifications, within reason, to many of the guitars and products we sell, ensuring they perfectly suit your unique requirements.

Our dedication to your satisfaction doesn't end with the purchase. We value your feedback and strive for excellence in every transaction. If, for any reason, you're not completely satisfied, please reach out to us before leaving feedback. Your happiness is our priority, and we're here to ensure your musical journey is nothing short of exceptional.

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Please note that additional shipping charges may apply to buyers in Hawaii, Alaska, Puerto Rico, and the Virgin Islands. Feel free to contact us for shipping rates before making your purchase.

For Returns: Your satisfaction is our priority. If for any reason you're not completely satisfied with your purchase, please don't hesitate to reach out to us via message. We're here to address any concerns and ensure you have a positive experience with Tone House.

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