Blackstar FLY High Gain Mini Combo

Blackstar FLY 3 High Gain Mini Combo Amp — Real Metal Tone From a Desktop-Sized Amp

The Blackstar FLY 3 High Gain is a 3-watt battery-powered mini guitar combo that brings genuine high-gain performance to the world's most portable amp format. Built around the same sealed cabinet and custom 3" full-range speaker that made the original Fly 3 a global hit, this version adds a third channel called Nitro, voiced specifically for modern metal, hard rock and punk. The FLY 3 High Gain gives guitarists Clean, Overdrive and full modern high-gain voices in a single amp that fits in a backpack.

Designed for players who live in high gain, the Nitro channel delivers aggressive saturation with a fast, responsive feel and tight low-end control. A built-in noise gate keeps the signal focused, removing unwanted hiss while preserving sustain and dynamics. The familiar Clean and Overdrive channels remain intact, so the amp still covers bluesy breakup and classic rock grit when the music calls for it.

Standout Features That Set This Mini Amp Apart

What separates the FLY 3 High Gain from typical practice combos is the combination of Blackstar's patented ISF (Infinite Shape Feature) circuit and the dedicated Nitro channel with integrated noise gate. ISF lets players sweep continuously between a tight, scooped American voicing and a mid-forward British response, giving the same amp two distinctly different high-gain personalities. The analogue-voiced digital tape delay adds space and atmosphere to leads and solos without requiring extra pedals or outboard gear.

Power, Portability and Battery Operation

True grab-and-go playing demands an amp that disappears into a gig bag and runs anywhere. The FLY 3 High Gain is engineered for exactly that kind of mobility, with a footprint small enough for a desk or hotel nightstand and a weight that makes it effortless to carry to band practice or a friend's place.

• Power Output: 3 W — enough volume for bedroom, hotel and backstage use without overpowering neighbours
• Power Source: 6× AA batteries or optional DC power supply — battery powered for full mobility, DC for continuous sessions
• Weight: 0.9 kg — light enough to throw in a backpack alongside a guitar
• Dimensions: 170 × 126 × 102 mm — compact sealed cabinet tuned for genuine low-end presence from a 3" driver

Channels, Controls and Onboard Effects

The three-channel architecture is the heart of this amp's versatility. Players can move from pristine cleans to saturated rhythm and lead tones instantly, with the ISF knob reshaping the EQ response across the entire range. The onboard delay and noise gate remove the need for extra pedals in a practice setup.

• Channels: Clean, Overdrive, Nitro — three distinct voices covering everything from jazz cleans to modern metal
• Controls: Gain, Volume, ISF (EQ), Delay Time, Delay Level, OD and Nitro switches — full tonal shaping from the top panel
• Onboard Effects: Digital tape delay with adjustable time and level — analogue-voiced ambience for leads and solos
• Noise Gate: Integrated on the Nitro channel — keeps high-gain tones tight and focused

Connectivity, I/O and Expansion Options

Silent practice, recording and jam-along functionality are baked into the I/O layout. The emulated headphone/line output delivers a detailed cab-simulated signal for direct recording, while the aux input lets players feed in backing tracks or music from a phone. For players who want more stage, the FLY 103 extension cabinet turns the combo into a 6 W stereo rig.

• Inputs: Jack 6.3 mm TS instrument input, 3.5 mm TRS Line In for MP3/backing tracks
• Outputs: Emulated headphone/line out (3.5 mm) — silent practice or direct recording with cabinet simulation
• Extension Speaker Out: Compatible with the FLY 103 cabinet — expands to a 6 W stereo configuration
• Bluetooth: Not included on this model — the standard FLY 3 BT variant covers wireless streaming

Who the FLY 3 High Gain Is Built For

The Blackstar FLY 3 High Gain is the right choice for guitarists who need genuine high-gain tone in a truly portable package — bedroom players, travelling musicians, hotel-room writers and anyone who wants a desk-friendly practice rig that still sounds heavy. Metal, hard rock and punk players get a dedicated Nitro channel with noise gate, while the Clean and Overdrive voices cover blues, classic rock and indie styles when the setlist shifts. Its battery-powered design and 0.9 kg weight make it equally at home on a tour bus, in a dorm room or on a kitchen table. Pairing it with the optional FLY 103 cabinet gives players a 6 W stereo setup for small gigs and louder practice sessions.

Blackstar and the Fly Series Legacy

With over one million units sold worldwide, the Fly series has proven that serious guitar tone does not require a full-size combo. The FLY 3 High Gain builds on that legacy with a darker grille, aluminium-style control panel and Series One MK II-inspired styling. The amp has already found favour on stage and in the writing room with players like Donny Burbage of Cradle of Filth and Des Rocs, both of whom use it for working out riffs on the road.