DOD Mini Volume

The DOD Mini Volume is a compact volume pedal from DOD, sold under DigiTech's product pages. It is a passive design, which means it needs no power supply and no batteries: you plug your guitar into the input, run a cable from the output to the rest of your chain, and the treadle simply turns your level up and down with your foot. DigiTech pitches it as an ultra compact volume pedal that is "just the right size for your pedal board, and your wallet"¹.

What makes it interesting for a player watching pedalboard space is the size. MusicRadar described it as shrunk down to regular Boss compact proportions, roughly the footprint of a standard compact stompbox rather than the long treadle of a full-size volume pedal². It is also light: DigiTech lists it at 1.1 lb (500g)¹, and MusicRadar noted the 0.5kg weight and rubber feet mean it stays put on the floor².

A passive volume pedal in a compact size

Because it is passive, the Mini Volume does not color your signal with any electronics of its own, and it draws nothing from your power supply. Guitar World's reviewer highlighted exactly this point: "Not only is it small, but it doesn't require a valuable space on your power supply either"⁴. For a player whose power brick is already full, that is a practical advantage over active volume pedals such as the Lehle Mono Volume 90, whose manual states an external power supply is required.

For a player comparing pedals, the passive design and the compact footprint come with a specific set of consequences:

• No power supply or batteries needed, so no slot on your power brick²⁴
• No electronics of its own in the signal path, so no added coloration from the pedal's circuitry
• A barebones single input and single 1/4" output, with no tuner jack, no expression output and no stereo routing²³
• All-steel construction with skid-free treadle pads, in the traditional volume pedal idiom shrunk down²

The trade-off is the barebones connectivity. MusicRadar found the Mini Volume "packs just a barebones input and output"², and Guitar World's buying guide lists a single 1/4" output³. There is no tuner jack, no expression output, no stereo routing. Compare the Dunlop Volume X Mini, another compact passive pedal, whose manual describes an AUX output that can feed a tuner with the signal to the tuner always active. If you want a tuner feed without unplugging, the DOD is not the pedal for it.

The construction is where DOD spent the money. MusicRadar described "rock-solid, all-steel construction and skid-free treadle pads" that recall the industry-standard Ernie Ball VP Jr². So while the footprint is Boss-compact, the build is the traditional steel volume pedal shrunk down.

Echoes of the DOD FX-17 Wah-Volume

The Mini Volume is not DOD's first small-format volume pedal. MusicRadar traced its lineage to "the company's long-since-departed FX-17 Wah-Volume of yore, but shrunk down to regular Boss compact proportions"². The FX-17 was a wah and volume pedal in one, and the Mini Volume carries forward the compact-treadle idea in a simpler, volume-only form. Players who want the wah half of that old design in a mini format today have options like the Morley Mini Wah Volume or the Harley Benton Space Wah / Volume.

The buffer mod

A common complaint about passive volume pedals is tone loss from impedance loading, especially with long cables or vintage-voiced pickups. Griffin Effects addresses this with a buffer mod sold specifically for the DOD Mini Volume, offered both as a kit and as an installation service⁵⁶. The mod's pitch is blunt: "Stop your volume pedal from destroying your tone!"⁶.

In other words, the mod trades away the Mini Volume's main selling point, needing no power, in exchange for a buffered signal. The process, whether you do it yourself with the kit or send the pedal to Griffin Effects for the service, runs like this²⁵⁶:

1. Obtain the buffer mod, either as a kit for home installation or as an installation service from Griffin Effects⁵⁶
2. Drill a hole in the pedal to fit the new jack⁵
3. Install the buffer circuit⁵⁶
4. Power the pedal with a standard 2.1mm center negative supply, not included, drawing about 3.5mA⁵

Players who value the passive simplicity may prefer to leave it stock; players fighting treble loss in a long chain may find the 3.5mA draw a small price. Griffin Effects sells the kit for home installers and a service where they do the work⁵⁶.

What reviewers said

MusicRadar reviewed the Mini Volume alongside the DOD Mini Expression and came away positive, calling them "compact but beautifully formed" and concluding: "All things considered, these Mini marvels represent yet another well-considered act of DOD"².

On the lack of a tuner output, the review took a forgiving view, calling the omission a wise choice on passive designs overall². Guitar World's reviewer, writing in a Canvas Volume review that also covered the DOD, praised the size and the freedom from power supplies⁴. The listed price at the time was $105⁴.

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