Ampeg Rocket Bass 108 | Bass Amplifier

The Ampeg Rocket Bass RB-108 delivers the power, portability, and precise tone control that bassists demand. Featuring an 8" custom speaker and 30 watts of punchy output, it provides more than enough volume and acoustic depth for a wide range of situations—from small rehearsals to quiet headphone practice. Its lightweight, compact design makes transporting the amp effortless, ensuring a smooth, hassle-free experience in practice rooms, home recording studios, and on-the-go jams.

When it comes to tone, the Rocket Bass 108 truly shines. Built around Ampeg’s legendary Legacy preamp and a responsive 3-band equalizer, it produces the warm, vintage character and punchy midrange the brand is known for worldwide. The addition of proprietary Super Grit Technology (SGT™) overdrive allows players to dial in rich, gritty tube-style tones with ease. Finished in a distinctive 1960s-inspired design, the RB-108 combines iconic vintage aesthetics with modern, reliable performance in every detail.

Key Technical Specifications & Features

Engineered as the ideal entry point into the Rocket Bass lineup, the RB-108 strips away unnecessary complexity to deliver pure, unadulterated Ampeg tone in a user-friendly format.

• 30-Watt Output Power: Provides clean headroom and ample volume for home practice, bedroom jams, and casual acoustic rehearsals.

• 8-Inch Custom Speaker: Ported enclosure design enhances low-frequency response, ensuring low notes sound full, deep, and defined without muddying the mix.

• Ampeg Legacy Preamp: Captures the classic tone, dynamic feel, and harmonic warmth that made Ampeg a studio and stage staple for decades.

• Super Grit Technology (SGT™): An innovative overdrive circuit designed to emulate the natural drive and growl of a pushed SVT® tube stack, engaged via a top-panel switch.

• 3-Band EQ Controls: Intuitive Bass, Mid, and Treble controls allow for rapid, fine-tuned acoustic sculpting across any playing style—from slap and pop to vintage fingerstyle.

• Auxiliary Input & Headphone Output: Practice along with backing tracks using the 3.5mm stereo Aux input, or plug in headphones for silent late-night practice sessions.

Iconic Styling Meets Lightweight Engineering

One of the standout attributes of the Ampeg Rocket Bass series is its physical design. Weighing in at under 23 pounds (approximately 10.3 kg), the RB-108 is exceptionally easy to carry with one hand. Despite its featherweight footprint, Ampeg did not compromise on cabinet durability or aesthetic flair.

The amplifier wrapped in black diamond-pattern vinyl instantly evokes the heritage of 1960s Ampeg Portaflex combo units. Complemented by silver-spotted grille cloth, white piping, and a top-mounted control panel with vintage-style knobs, the RB-108 looks as premium as it sounds—making it an attractive addition to any living room, bedroom, or home studio setup.

Tone-Shaping & Drive Flexibility

While smaller practice amplifiers often sound boxy or thin, the RB-108 uses a front-ported cabinet design to maximize bass extension. This ensures that low strings remain tight and focused rather than flabby or distorted.

Complete Connectivity for Modern Practice

Whether you are a beginner taking your first lessons or an experienced touring bassist needing an easy grab-and-go practice unit, the RB-108 offers modern connectivity features tailored for effective practice:

• 3.5mm Aux Input: Connect your smartphone, laptop, or audio player directly to play along with backing tracks, metronomes, or song tutorials.

• 3.5mm Headphone Output: Mutes the main speaker automatically when headphones are connected, allowing for silent, distraction-free practice at any time of day or night.

• 0dB & -15dB Inputs: Features dual 1/4" input jacks to accommodate both passive bass guitars (0dB) and high-output active electronics (-15dB) without clipping or unwanted input distortion.

Why Bassists Choose the Ampeg Rocket Bass RB-108

The Ampeg RB-108 solves a common problem faced by bass players: finding a compact, affordable practice amplifier that does not compromise on low-end response or tonal authenticity. While cheap budget amps often sound harsh and metallic, the RB-108 offers true Ampeg voice, tactile knob control, and solid internal bracing.

Whether you play classic rock, jazz, funk, punk, or modern pop, the RB-108 adapts easily to your genre. Its blend of classic '60s aesthetics, lightweight cabinet construction, SGT overdrive, and quiet practice capability makes it one of the most versatile and reliable 30-watt bass combos available today.

• Power: 30 watts @ 4 ohms
• Speaker: 1x 8" Ampeg
• Controls: Volume, Preamp with 3 band EQ
• SGT overdrive switch (Super Grit Technology)
• Inputs: 6.3 mm jack input 0 dB and 6.3 mm jack input -15dB, aux in
• Headphone out
• Dimensions: 433 x 411 x 306 mm
• Weight: 10.5 kg