150W refers to a 150-watt amplifier, typically used for larger gigs, rehearsals, and situations where high volume and headroom are needed. These amps can deliver loud, clean tones without distortion at high volumes, making them ideal for players who need powerful sound projection, such as lead guitarists in bands or performers in big venues. A 150W amp is often heavier and less portable than lower-wattage models but offers more versatility and power for professional use.
An amp, short for amplifier, is a crucial piece of equipment that boosts the signal from your guitar or other instruments, allowing you to control volume and shape your tone. Guitar amps come in various styles, including valve (tube), solid-state, and digital modelling, each offering unique sound characteristics. Whether you’re practicing at home, recording in the studio, or playing live, the right amp can make all the difference in achieving your desired sound—from clean and crisp to rich overdrive and distortion.
Guitar amps and cabs are just as crucial to a guitarist’s tone as the guitar itself. Amplifiers shape the sound—whether it’s clean and warm, crunchy and bluesy, or full-on distortion for rock and metal. They come in two main types: combo amps, which include both the amp and speaker in one unit, and amp heads, which are paired with separate cabinets (cabs) to project the sound.
Cabs come in various sizes, like 1×12, 2×12, or the mighty 4×12, each delivering different tone and feel. Speakers, cabinet wood, and even open vs closed backs all influence the sound. Matching the right amp and cab gives players control over their dynamics, tone, and presence—whether you’re playing in your bedroom, a studio, or on a festival stage.
We have new and used Positive Grid musical equipment available on our website for fast direct delivery from sellers across the UK & Europe.
£529.00
Plug into 4 channels of superior tone for guitar, bass, vocals and more. With built-in mixing, effects, and wickedly smart app integration, you can go from solo to full-on jams—anywhere. Sonic IQ computational audio delivers balanced, full-spectrum audio between all channels. Every in and out you could ever need: ¼” & ¼”/XLR combo inputs, headphone…
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65-Watts of full, dynamic sound powered by Sonic IQ technology packed into one portable, compact unit. Features 2 1/4"/XLR combo inputs and a pair of stereo inputs for a total of 4 separate channels for electric or acoustic guitar, bass, keyboards, vocals and more. Get access to tons of amps & effects, the Creative Groove Looper, Spark AI and more …
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Spark GO features boundary-pushing computational audio that creates full, detailed tone and can fill an entire room with stunning sound. Stocked with 33 amps and 43 effects, create your own custom preset or download 50,000+ tones from the ToneCloud community. Search for your favorite songs and the Auto Chords feature will analyze and display chords…
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50-Watts of rich, detailed sound powered by Sonic IQ Computational Audio and premium angled FRFR speakers Built-in Creative Groove Looper with hundreds of drum patterns. Exclusive HD amp models powered by an upgraded DSP featuring new tube emulation and more. Describe your desired tone to Spark AI and it will automatically present tones to match. P…
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Spark Pearl uses intelligent design to learn your unique style, then generates authentic bass and drums to accompany you. It is a fun way to learn new songs and jam alone or with friends. Import your music from Spotify, Apple Music or YouTube and watch as the guitar chords are auto displayed in real time. Learn as you jam along to millions of songs…
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