Guitar and bass effects pedals and multi-effects units
Effects pedals (stompboxes) are compact electronic devices that modify a guitar's signal to produce various sonic effects, from subtle coloring to dramatic transformation. They sit between the guitar and amplifier on a pedalboard and are activated by foot switches during performance. The creative possibilities of effects pedals are virtually limitless, making them a core part of modern guitar culture.
The first guitar effects were built into amplifiers (tremolo and reverb) in the 1950s and early 1960s. The Dallas Rangemaster treble booster (1966), Arbiter Fuzz Face (1966), and Vox Wah (1967) were among the first standalone effect pedals. The Boss compact pedal series, launched in 1977, standardized the stompbox format and remains the largest pedal line in the world.
Effects are categorized into families: drive (overdrive, distortion, fuzz), modulation (chorus, phaser, flanger), time-based (delay, reverb), filter (wah, envelope filter), and utility (tuner, looper, noise gate). Analog pedals use electronic circuits to process the signal, while digital pedals use DSP chips to emulate effects or create entirely new ones. Pedal order in the signal chain dramatically affects the overall tone.
Jimi Hendrix pioneered the creative use of effects with his Fuzz Face, Uni-Vibe, and wah pedal combinations. The Edge of U2 built his signature sound around delay pedals, particularly the Electro-Harmonix Memory Man. Kevin Shields of My Bloody Valentine used extreme reverse reverb and tremolo bar techniques with effects to create the shoegaze genre.
There are over 10,000 different effects pedal models currently on the market from hundreds of manufacturers worldwide. The Klon Centaur overdrive pedal, originally $329, now sells for $2,000-$5,000 on the used market due to its cult status.
1
4.9
2
4.9
3
4.9
4
4.8
5
4.8
6
4.8
7
4.8
8
4.8
9
4.8
10
4.8
11
4.8
12
4.8
13
4.8
14
4.8
15
4.7
16
4.7
17
4.7
18
4.7
19
4.7
20
4.7
21
4.7
22
4.7
23
4.7
24
4.7
25
4.7
26
4.7
27
4.7
28
4.7
29
4.7
30
4.7
31
4.7
32
4.6
33
4.6
34
4.6
35
4.6
36
4.6
37
4.6
38
4.6
39
4.6
40
4.6
41
4.5
42
4.5
43
4.5
44
4.5
45
4.5
46
4.5
47
4.5
48
4.5
49
4.4
50
4.4
51
4.4
52
4.4
53
4.4
54
4.4
55
4.3
56
4.3
57
4.2
58
4.2
59
4.2
60
4.1
61
4.0