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MSL FG-1 Flanger
MSL Pro-Sound / Grunthauser

FG-1 Flanger

The MSL FG-1 Flanger is a true sonic time capsule - a vintage analog effects pedal that transports players back to the golden age of '80s guitar tone. Produced in South Korea by PSK and rebranded for the New Zealand market, this unassuming little box packs a surprisingly powerful punch, delivering rich, resonant flanging that can transform your guitar from subtle shimmer to jet-engine roar. At the heart of the FG-1 is a classic analog bucket-brigade circuit, which imparts a warm, organic character to the modulation. Three simple knobs give you precise control over the core flanger sound - Rate adjusts the speed of the LFO sweep, Res dials in the feedback intensity for sharper or smoother textures, and Depth lets you fine-tune the overall strength of the effect. It's a straightforward setup that encourages experimentation, allowing players to craft a wide range of flanging tones. Despite its humble origins, the FG-1 has an illustrious pedigree. Identical in circuitry to models sold under various other brands, this particular version is especially rare, with only a handful making their way to New Zealand in the '80s. But wherever you find one, you'll discover a true vintage gem - a classic analog flanger that can add shimmering, swooshing movement to everything from shimmering clean tones to searing lead lines. It's a pedal that harkens back to the golden age of guitar effects, and a must-have for any player seeking a taste of that iconic '80s vibe.

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Flanger
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