Tone Bender MKII - Solar Sound

The **Sola Sound Tone Bender MKII** is a legendary fuzz pedal with a rich history and distinctive specifications. Here's a breakdown:

## **Specifications**

- **Circuit Design**: The MKII features a three-transistor fuzz circuit, which was an evolution from the earlier two-transistor designs. This additional transistor provides more gain and sustain.

- **Transistors**: Typically, the pedal used germanium transistors, such as OC75 or OC81D, known for their warm and smooth fuzz tones.

- **Controls**: It includes basic controls like *Level* (output volume) and *Attack* (fuzz intensity).

- **Enclosure**: The pedal is housed in a sturdy, sand-cast metal enclosure, ensuring durability.

- **Power**: It operates on a 9V battery.

## **History**

- **Origins**: The Tone Bender series was developed by Sola Sound, a company associated with the Macari brothers' Musical Exchange music stores in London. The MKII was introduced in **1966**.

- **Evolution**: The MKII was based on the earlier "MK1.5" version but added an extra transistor for enhanced performance. It became a favorite among guitarists for its rich, saturated fuzz sound.

- **Collaborations**: Sola Sound manufactured the MKII circuit for other brands, including Vox (as the "Vox Tone Bender Professional MKII") and Marshall (as the "Marshall Supa Fuzz").

- **Notable Users**: Iconic guitarists like Jimmy Page of Led Zeppelin famously used the MKII, contributing to its legendary status.

The **Sola Sound Tone Bender MKII** has a fascinating legacy and technical intricacies that make it a standout fuzz pedal. Here's a deeper dive:

### **More Technical Details**

- **Circuit Evolution**: The MKII's three-transistor design was a significant upgrade from the earlier MK1.5, adding an extra gain stage for more sustain and tonal richness.

- **Transistor Types**: Germanium transistors like OC75 and OC81D were commonly used, prized for their warm, vintage sound. Some versions also featured Mullard OC84 transistors, offering a unique tonal twist.

- **Component Arrangement**: Early MKII pedals were often modified MK1.5 units, with components rearranged to accommodate the additional circuitry.

- **Temperature Sensitivity**: Germanium transistors are known for their sensitivity to temperature, which can affect the pedal's performance—a characteristic that adds to its charm for many players.

### **Historical Highlights**

- **1966 Debut**: The MKII was introduced in mid-to-late 1966, during the golden era of fuzz pedals.

- **Collaborations**: Sola Sound manufactured the MKII for brands like Vox, Marshall, and Rotosound, each branding it under their own names.

- **Iconic Users**: Jimmy Page famously used the MKII, cementing its status as a rock legend. Other notable users include Jeff Beck and Mick Ronson.

- **Production Variants**: The MKII underwent several iterations, including "short board" versions that retained elements of the MK1.5 design.

### **Cultural Impact**

The Tone Bender MKII is more than just a pedal; it's a piece of music history. Its distinctive fuzz sound has been featured in countless iconic recordings, shaping the sound of rock and roll. The pedal's rarity and vintage appeal make it a coveted item among collectors and musicians.

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