Top 6 Best Electro Harmonix

Attack control, two sub-octaves, 2-pole resonant low-pass filter. Enhanced detune, enhanced algorithm. Saves your favorite settings with a click. Rugged, pedal-board-friendly die-cast chassis.

High frequency twin triode preamplifier tube used in studio and hi-fi equipment..

Great tube for guitar and Hi-Fi amps. Tubes are handpicked from balanced inventory. Triodes are balanced within 3 for both gain and transconductance. Test readings will be hand written on factory box. Tube will be wrapped in bubble wrap to ensure a safe delivery.

Four-knob design Sustain, Attack, Blend and Volume controls Pad switch pads down the input signal True Bypass includes 9V battery. The Tone Corset, Electro Harmonix's new four-knob analog compressor, squeezes your guitar tone in all the right ways Mike Matthews says, The Tone Corset is the funkiest analog compressor I ever heard on guitar The 4-knob design provides excellent control and gives the user the ability to precisely shape their instruments dynamics. The Sustain knob controls the amount of compression applied to the guitar signal. The Attack know adjusts how quickly the compressor recovers. As Attack is turned clockwise the pedals response is slower and more initial pick attack comes thru.

Beam power tetrode with a specially developed cathode coating, careful alignment of the grid, tri-alloy plate material for flawless performance up to 475 volts.. Perfect for high plate voltage amplifiers like the Fender Deluxe Reverb.. Manufactured In Russia. Single Tube.

Best 12AT7 choice for HiFi. Also suitable for guitar amp circuits. Single tube. ECC81 equivalent.