Buy the Boss SD-1 Overdrive pedal today and enjoy warm, smooth, valve-like overdrive in a compact pedal. But why, in this world of myriad boutique overdrive pedals and near-infinite choice does this affordable stompbox keep cropping up, keep being used as a secret sauce in professional rigs? Well, let’s ask some of them.

PH-3 Phase Shifter. The PH-3 is a characterful pedal in its own right, but using it in a chain with the SD-1 elevates it to another level, giving it a natural, analogue sound. These figures will vary depending on the actual conditions of use. Accessories Leaflet ("USING THE UNIT SAFELY,""IMPORTANT NOTES," and "Information") Flanger has been a swirling presence in music throughout the decades. Learn to combine it with other effects for incredible results. Read more… Getting the Most Out of Your Overdrive Pedal Note: Each sound clip starts with the pedal turned on. Afterwards, I repeat the phrase with the pedal turned off, so you can hear the amplifier’s clean signal.

I’ve not said much negative about this pedal in this review, but there really isn’t much to say. Sure, there are more advanced overdrive pedals out there, but considering the Boss SD-1’s price, and quality, I believe that it provides outstanding value for money. Expected battery life under continuous use (These figures will vary depending on the actual conditions of use.) Country music uses pedals differently than other genres. Explore the style's effects history and learn to use stompboxes to get that twang. Read more… 40 Years of the BOSS SD-1 Super Overdrive Discover the differences between these three pedals. Explore how they sound, how they’re used, and which one might work for you. Read more… Why Every Guitarist Needs an SD-1

Adding some gain to a semi-clean guitar amp, you get a great boost without changing your amp's natural tone. However, the Gear4music extended warranty scheme provides an enhanced service, and is designed to offer a higher level of protection than many 'free' warranties offered by some retailers and manufacturers. Turning up the drive on the SD-1 gets me into near-distortion levels of clipping, but the asymmetrical clipping circuit stops it from sounding too harsh. PriceSince its release in 1981, the workhorse SD-1 Super Overdrive has been the core gain pedal for generations of players across every musical genre. Based around the revolutionary asymmetrical clipping circuit from the OD-1 Overdrive—one of the three original BOSS compact pedals from 1977—the SD-1 delivers rich, smooth, and highly musical overdrive tones that continue to inspire guitarists everywhere. AC adaptor (PSA series: sold separately) Current Draw 10 mA Expected battery life under continuous use Carbon: Approx. 60 hours Fig. 4: SD-1 Gain Stage (left). You can achieve myriad tones with a Boss SD-1 by varying the values of the resistor and capacitor shown inside the large oval. Fig. 5: TS9 Gain Stage (right). Altering the values of the resistor and capacitor shown here inside the large oval can yield a wide variety of tones with a Tube Screamer. Photo 10: On the Boss SD-1’s circuit board, diodes D4, D5, and D6 can be altered in various asymmetrical and symmetrical arrangements for different feels and gain types. Photo 11 (left): Replacing your Super Overdrive’s R5 resistor with a 10k Ω part will enable you to clean up the signal more. Also, swapping the C3 and R6 components with different values will vary the available gain and which frequencies get amplified and clipped by the op-amp. Photo 12 (right): Swap your Tube Screamer’s R7 resistor with a 10k Ω resistor for a more pristine minimum-gain setting. You can also vary the C3 and R6 values for different levels of drive, as well as to change frequencies the op-amp clips and amplifies.

The drive knob sets the intensity of the overdrive effect. At a low setting, the pedal will have a lower amount of clipping. A higher setting means more clipping. That means more saturation, more harmonics, and more sustain!The Boss SD-1 is one of the first guitar pedals I bought, and I’m glad I did. It’s head and shoulders above other similarly priced overdrive pedals, and even stands up to some of my other, more expensive, pedals. Fast-forward 4 decades, and Boss hascelebrated the 40th anniversary of its Super Overdrive pedal with the limited edition SD-1-4A — featuring areversed colourscheme, gold-capped knobs, a vintage silver thumbscrew and a special 40th anniversary logo box. This is the perfect dirt box for Boss aficionados looking for something with plenty of future collectable prestige. Key Features Each Waza Craft pedal is a complete redesign of the classic circuits by the original designers. Find out exactly what makes them so unique. Read more… Waza Craft Ultimate Rundown! The SD-1 has been a mainstay in the pedal market for over 40 years, largely down to its simplicity and versatility. As well as using the SD-1 as an Overdrive, its transparent tone perfect translate to use as a Booster. Learn to maximize your overdrive pedal for guitar or bass. Plus, get essential tips to utilize the effect for multiple genres and sounds. Read more… Pedal Partners: Combining Overdrive with Other Effects