Alexander Dynaflanger Model 213 vs Hughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator
The Alexander Dynaflanger Model 213 and the Hughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator are both pedals. The Alexander Dynaflanger Model 213 leans modulated and pristine. The Hughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator leans transparent and warm.
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Blended from circuit-archetype lineage, dynamic feel, tone-signal overlap and tone-vector distance — the tone vector itself is derived from editorial description text, not a measured acoustic signal, so this reflects how similarly the catalog copy describes the two, not a lab measurement. Shown only within a gear class, and only where there's enough evidence to be meaningful.32% — somewhat different
Hughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator
Unknown brand · pedal
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Citation/mention fame — how often this gear is cited across artist rigs and gear discussion.$229via Reverb
The Alexander Pedals Dynaflanger Model 213 is a 10-mode digital boutique flanger from Alexander Pedals' Leap Series featuring 32 user presets across four banks, stereo TRS I/O, USB firmware updates, and a MultiJack accepting expression, MIDI, or footswitch. Its ten modes range from classic AUTO wide-sweep jet-plane flanging with through-zero flanging to DYNA envelope-controlled flanging that responds to pick attack, SPIRAL which creates a Shepard Tone endless-staircase pitch illusion, ECHO FLANGER combining up to 800ms delay with flanging, FLERB pairing hall reverb with auto-flanging for lush shoegaze textures, STEP for rhythmic step-sequenced modulation, and TURBO for experimental fade and chop effects. Suited to shoegaze, dream-pop, experimental, ambient, and alternative contexts.
The Hughes & Kettner Tube Rotosphere MKII is an analog Leslie speaker simulator built around a real 12AX7 tube preamp, reproducing the swirling doppler pitch and volume shifts of a genuine rotating-speaker cabinet rather than a digital emulation. It offers fast and slow rotor speeds with a breaker-style switch to move between them, plus a rotor balance control that shapes the high-frequency versus low-frequency mix the way a real Leslie's horn and drum rotate at different rates. In stereo it produces a wide, three-dimensional swirl with real tonal complexity and depth; in mono it still delivers a convincingly organic, warm rotary wash rather than a static chorus effect. Separate guitar and keyboard impedance and EQ settings let it sit correctly in either signal chain. It suits players wanting authentic, tube-driven Leslie character for organ-style rock, blues, and psychedelic tones without a physical rotating cabinet.
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Genres this gear is documented as being used in.- Experimental
- Ambient
- Alternative Rock
- Shoegaze
- Rock
- Blues
- modulated
- pristine
- lush
- transparent
- warm