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Heptode Heavy Tone


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 The HEAVY TONE mimics the tonal characteristics of the infamous Soldano SLO-100™ high gain Overdrive channel as heard on countless recordings and in live setups all over the world. Featuring a tonestack similiar to the Soldano™/Marshall™ amplifiers, the HEAVY TONE is the result of a design process that utilized innovative analog technology to nail that wonderful tube warmth and preserve a vacum tube's dynamics with a definition that sets it apart from the competition.

Features include hardwire true bypass and a built-in cabinet simulator for routing the output signal directly to a mixer, computer or audio interface.

Heptode spared no expense in developing pedals using only the very best components and technology:

  • Surface mount technology
  • European made two layer PCB
  • High quality Lumberg i/o jacks
  • High quality Schurter dc jacks
  • High quality Eledis mini-toggle
  • True Bypass 3PDT switch
  • Finest qualty resistors, capacitors, IC's, transistors, etc. from Kemet, Murata, Yageo, Nichicon, Cornell Dubilier, STMicroelectronics and Texas Instruments
  • Finest quality wiring from Molex and AlphaWire

The HEAVY TONE can be used as a:
  • Preamp - plug into the "power amp" or "FX return" input of an amplifier
  • Pedal - plug into the guitar input of an amplifier
  • Live Performance or Recording Tool - plug directly into a mixer, computer or audio interface

  • Preamp gain (GAIN)
  • Output level (LEVEL)
  • Three band EQ (BASS / MIDDLE / TREBLE)
  • Cabinet Simulator (CABSIM)

Typical gain between Input In and Output Out (@ 500Hz, tone controls @ 12 o'clock):

LEVEL @ 12 o'clock LEVEL @ maximum
GAIN @ minimum 13 dB 28 dB
GAIN @ 12 o'clock 30 dB 44 dB
GAIN @ maximum 43 dB 57 dB

  • Power: 9V battery (included) or AC Adapter (DC 9V negative center pin - not included)
  • Current draw: 20 mA typical
  • Dimensions: 4.0 inches (W) x 4.2inches (D) x 2.2inches (H)
  • Weight: 13 ounces

Full 2 year warranty

Marshall™ is a registered trademark of Marshall Amplification.

Soldano™ and SLO-100™ are registered trademarks of Soldano Custom Amplification.

Heptode nor European Musical Imports has any affiliation whatsoever with Marshall Amplification or Soldano Custom Amplification.