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Sleeping Dog FX brings you the “Trembrule” the smoothest, creamiest tremolo around.

The Sleeping Dog FX Trembrule features high quality optical components for a sweet and pure all analogue signal path that won’t distort your guitars original tone. From shivering and trembling volume modulation to all out deep throbbing tremolo the Trembrule does it all. But wait, there’s more. With its multiple shaping controls for Rate, Depth, wave shape and space the Trembrule allows you to dial in the exact tremolo speed, depth and wave to suit any situation. There is also an internal gain control giving you the option to boost or cut the overall output. With its true bypass switching you can be sure that your guitars tone won’t be coloured when the pedal isn’t in use. From sine wave to full on throbbing square wave and everything in between the Sleeping Dog FX Trembrule does it all and will be THE tremolo pedal guitarists reach for again and again.


  • Controls for Rate, Depth, Wave shape and spacing allowing you to tune your tone.
  • Internal gain control to cut or boost the overall output Optical, all analogue design.
  • True bypass switching for a clean bypassed tone
  • High quality handpicked audio components
  • High quality LED
  • High Quality “Long Life” input and output sockets
  • Requires 9V DC (Centre negative) power supply (Not supplied)
  • Presented in a fantastic Silkscreened sparkly green enclosure


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