SKU: 7503342466
phaser flanger pedal

phaser flanger pedal Keeley Electronics Bubble Tron Dynamic Phaser Flanger

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Description

phaser flanger pedal Keeley Electronics Bubble Tron Dynamic Phaser FlangerMaker: Keeley Electronics Model: Bubble Tron Condition: New Description: Robert Keeley and his crew are fans of Zappa. Rabid Fans. This pedal explores some of the famous, but very hard to find sounds of the past. Keeley Engineering has created another batch of Neo Vintage effects that never were. This time Keeley has made the Flanger and Phaser in dynamic with your pick attack and strength. Then add the Random Stepped Filter with the new M Style Synth

Maker: Keeley Electronics

Model: Bubble Tron

Condition: New

 

Description:

Robert Keeley and his crew are fans of Zappa.  Rabid Fans.  This pedal explores some of the famous, but very hard to find sounds of the past.  Keeley Engineering has created another batch of Neo-Vintage effects that never were.  This time Keeley has made the Flanger and Phaser in dynamic with your pick attack and strength.  Then add the Random Stepped Filter with the new “M-Style Synth” bandpass  shaping feature, and you have a lead guitarist’s dream tool.  Shut up and play your effect pedal!  Yeah, you play this thing like an extension of your mind and fingers.

The Keeley Bubble Tron Dynamic Flanger Phaser and Random Synth Filter has three modes of operation.

The Flanger section of the pedal draws on inspiration from the MicMix DynaFlanger.  This incredible piece of gear was used by FZ to create many of the sounds in the late 70s to mid 80s  where a dynamic flanger was used to get envelope based flanging in his solos.  A dynamic flanger is one that starts and stops based on your pick attack or envelope.  The word envelope is used because if you were to measure the “weight” of your guitar signal and put it in a storage container (the “envelope” is an imaginary capacitor) it can then be used to control another part of the circuit.  The Bubble Tron uses your playing to start and stop the flanger.  Most flangers just cycle around and around and you can hear that swooshing in the background.  Not in this case, it only cycles as you play.  Many flangers offer only positive or negative feedback.  This one allows you to try either with the FDBK Control.  The negative feedback sounds more vocal like and hollow to my ears while the positive feedback is more conventional and has a thicker, smoother sound.  The Sensitivity Control allows you to set how delicately you want to play and have the flanger go fully crazy on you.  You can set for crazy silverback gorilla flange or easy flangin’ on Sunday morning.  The Depth Control is just that, how deep you want the flanging to be.

The DynaMoPhase section of the Bubble Tron is actually two phasers.  One has an LFO that you set the speed of with the Rate Control (while it’s depth is dynamically controlled) and the other is a true Dynamic Phaser.  It starts and stops based on your pick attack.  Again, you can set the Depth and and Sensitivity of this phaser to give you a very watery sound that is all based on your guitar’s signal.  You can turn off the standard phaser and just run it DynaPhase by turning the Rate Control off.

 

The only effect that isn’t dynamic is the Filter Section of the Bubble Tron Dynamic Flanger Phaser.  With the Filter you can control the different ramps or random nature of the pedal with the Shape Control.  The very exciting part of this pedal is the Sensitivity Control which is actual like a vintage synth style bandpass filter control.  It shapes the bandpass filter on the filter and gives you some incredible keyboard like sounds.

 

One very nice side effect of dynamic based effects is that they don’t produce the constant, swooshing sound of LFO based effects.

If you’re a lead guitar player that likes to explore and has never had the kind of expression or dynamics from your sound effects that you have in your mind, this is for you.  If you are a sound-experimentalist, this is for you!  The sounds are nearly endless in that your input shapes what the effect will do.

The Bubble Tron Dynamic Flanger Phaser is made in Edmond, Oklahoma by rabid Zappa fans.  It was Designed and Engineered by Aaron Tackett, Craighton Hale and Robert Keeley.

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      SKU: 7503342466

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      Robert Schneider
      Port Orchard, US
      ★★★★★ 1
      Is this a Casper or Tempurpedic?
      When I went to wash the pillow covering I discovered that it iterally had a Tempurpedic factory pillow covering underneath the Casper factory pillow covering - leading me to believe that it was either a return item shipped out as new, and the previous owner actually returned a Tempurpedic pillow disguised as a Casper, or Casper is actually manufactured by Tempurpedic and uses the Casper brand to upcharge. Either way - it's turned out to be an overly expensive - mediocre pillow.
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      Reviewed in the United States on July 25, 2025
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      Joe G
      Whiting, US
      ★★★★★ 2
      Does not cool, is hot actually
      I am very disappointed with this product. I write a lot of reviews and give credit where credit is due. I wish credit was due here. I bought this as a gift for my wife. She slept on it for a few nights and finally stated that it never cools and is hot instead. And so I tried it and found the same thing. I bought an inexpensive cooling pillow from Costco and we both found that one to cool a little bit and it isn’t hot. I’m summary, you don’t always get what you pay for and at $100, this pillow does not deliver. It’s supportive and it seems well made, which is why I give it two stars. But it does not deliver any cooling. Save your money and try a different pillow.
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      Reviewed in the United States on January 5, 2024
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      John
      Pawtucket, US
      ★★★★★ 5
      Does what it claims, supportive and eliminates heat.
      Size: King (Pack of 1), Style: Single Pack
      Its a bit pricey however when it comes to sleep quality im glad to pay for name brand. No tossing or turning to escape to the cold side of the pillow. Feels firm which was concerning at first however once you settle in its very comfortable. Seems to be just how foam pillows are made. Happy with the purchase.
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      Reviewed in the United States on May 4, 2022
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      Donna Rollins
      Belleville, US
      ★★★★★ 5
      I have found the PERFECT pillow for me!!!
      Size: King (Pack of 1), Style: Single Pack
      I just absolutely never write a review on anything, but I have to praise this pillow from the rooftops! I have not slept this comfortably is so many years! I have plushness and support, my neck is in alignment, and when I turn to sleep on my side the pillow doesn’t block my airflow. This pillow is perfectly made for me!!!!
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      Reviewed in the United States on December 8, 2022
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      Melissa
      Omaha, US
      ★★★★★ 5
      The Perfect Pillow
      Size: Queen (Low Loft)
      Finally found the right pillow for me. I have purchased quite a few latex pillows attempting to find the right one. I was apprehensive due to the support description being "extra soft". Yes, it's super soft when you pick it up and squeeze it, but it provides the perfect amount of support for side and back sleeping.
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      Reviewed in the United States on May 6, 2026

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