Thorn Magma

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Thorn Magma - Flex Metal Distortion

Thorn

Magma - Flex Metal Distortion

4.5 Expert Rating

Product Info

Article Number: 610218
Brand: Thorn
Model: Magma - Flex Metal Distortion
Price: $240.90

* Prices may vary. Check retailer for current pricing and availability.

The Thorn Magma is a serious contender for metalheads seeking a focused, powerful distortion. The integrated noise gate is a real game-changer, and the damping control lets you dial in the perfect low-end response for tight, modern sounds or a more saturated vibe. This pedal is perfect for players wanting a dedicated metal distortion without excessive complexity.

Product Description

  • Thorn Magma - Flex Metal Distortion
  • Effect Pedal for Electric Guitar
  • Distortion with noise gate
  • Perfect for combining with pedals or with any (tube) amplifier
  • Damping control determines how much low-frequency sound reaches the distortion stage
  • Completely analogue
  • Hardwire true bypass
  • Controls: Gain
  • Damping
  • Headroom
  • Volume
  • Bass
  • Mid Freq
  • Treble
  • Gate
  • Switch: Noise Gate On/Off
  • Footswitch: Effect bypass
  • Status LED: Effect on/off
  • Input and output: 6.3 mm TS mono jack
  • Input impedance: 470 kOhm
  • Output impedance: 2.2 ohm
  • Current consumption: 24 mA
  • Power supply via 9 - 18 V DC mains adapter (2.1 x 5.5 mm barrel plug
  • centre negative - not included)
  • Dimensions (W x D x H): 94 x 123.5 x 53 mm
  • Weight: 410 g

*Note:* Battery operation is not supported.

PROS
  • • Excellent noise gate effectively tames high-gain metal tones.
  • • Damping control provides unique low-end shaping for tight or muddy sounds.
  • • Comprehensive EQ section allows precise tonal sculpting for various amps.
  • • Solid build quality; feels robust and durable for gigging.
CONS
  • • Lacks battery operation, requiring a dedicated power supply.
  • • Limited versatility outside of high-gain metal and hard rock genres.
  • • 470k input impedance may load some active pickups slightly.

Product Video

Key Features

Distortion Type High-gain metal distortion with clipping diodes
Controls Gain, Damping, Headroom, Volume, Bass, Mid Freq, Mid, Treble, Gate
Bypass Type Hardwire true bypass
Power Supply 9-18V DC mains adapter (2.1 x 5.5mm barrel plug, center negative)
Connections Two 6.3mm TS mono jacks (Input/Output), Noise Gate On/Off switch
Dimensions 94 x 123.5 x 53 mm

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Frequently Asked Questions

The gate is surprisingly effective, though it’s not as granular as a high-end dedicated gate; it’s a great all-in-one solution.
Yes, the headroom control allows you to manage the overall gain structure and prevent unwanted clipping or muddiness when paired with a high-gain amp.
It shapes the low-frequency content before the distortion, allowing you to tighten up the bass or add more rumble – experiment to find your sweet spot.

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