Electro Harmonix Nano Pulsar

A Next-Generation Tremolo in the Spirit of Electro Harmonix

Tremolo is one of the oldest effects in the history of electric guitar: known for its hypnotic pulses popularized by vintage amps and surf, blues, and rock recordings. With the Nano Pulsar, Electro Harmonix revisits this timeless idea and takes it further by adding real work on waveforms and the ability to transform the tremolo into a stereo panner to sculpt the sound space.

Released in 2022, it fits within the logic of compact "nano" pedals: minimal footprint for maximum sonic palette, with immediate usability and settings that cover both classic needs and more modern explorations.

For Which Guitarists and Styles?

The Nano Pulsar targets a broad audience: from musicians seeking a simple and effective tremolo to enrich their rhythms, to sound designers wanting complex pulses, animated panoramics, and quasi-synthetic effects. It is particularly comfortable in blues (warm, round pulses), surf (deep, steady tremolo), indie/alternative (stereo panning), as well as ambient and post-rock for creating moving soundscapes.

In the studio, it helps place a guitar in the mix thanks to panning and waveforms that "breathe." In live settings, it adds depth without complicating the pedalboard, and its status LED allows quick verification of activation and speed before playing the first chord.

Controls, Modes, and Design: Simple on the Surface, Very Rich in Use

Despite its size, the Nano Pulsar offers real sculpting tools. The Rate control covers a wide range, from slow, floating pulses to fast speeds for edgy effects. The Depth knob adjusts the tremolo intensity but goes beyond simple "more or less": beyond a certain point (around 1 o'clock), the modulation becomes asymmetric and can "twist" the signal, opening up more aggressive and unexpected textures.

Volume is a key asset: it compensates for perceived level when the effect is engaged and allows precise output adjustment to stay upfront or blend into the mix. For character, a Triangle/Square selector lets you choose between a soft modulation (triangle) and a sharp pulse (square).

The Nano Pulsar also offers a collection of waveforms that evolve the rhythmic feel: rising/falling sawtooth for directional accents, narrow or wide pulse widths for tighter or looser cuts, and triangular/square variants to refine sharpness. Finally, the Rate/Status LED pulses at the effect's speed when activated, a very practical reference on a pedalboard.

The pedal operates in mono (tremolo) or stereo (panning), with a buffered bypass designed to preserve the signal in long chains. Its circuit is analog, contributing to an organic response and a very "alive" modulation under the fingers.

Sound

The Nano Pulsar can behave like a classic tremolo: a regular, warm, and musical pulse, ideal for adding movement to open chords or simple leads. In square mode with high depth, it becomes much more percussive, almost "chopped," perfect for modern rhythms and tight patterns.

Its real playground is the in-between: waveforms and asymmetric depth allow creating waves that seem to transform as you play. In stereo, the panning gives a sense of depth and space, very effective with delays and reverbs for wide textures. And when Rate and Depth are pushed, you enter more extreme zones, close to a ring modulation sensation, ideal for experimental moments or surprising sonic transitions.

Technical specifications

Effects	Tremolo	Use	electric guitar
Format	Pedal	Color	Grey
Type	sector

Circuit	analog	Dimensions (approx.)	114.3 x 69.9 x 53.3 mm
Year of release	2022	9 V battery	included
Bypass	buffered bypass	Power adapter	optional (not included)
Audio	stereo output	Current consumption	30 mA
Dimensions (inches)	4.5 x 2.75 x 2.1	Required power supply	9 V battery or 9.6 V DC power adapter (200 mA)