BOSS - GKC-AD | GK Converter

Drive the Next-Generation Serial GK Interface from a Roland GK-3 or GK-3B Divided Pickup

The latest BOSS synthesizer and V-Guitar products for guitar and bass feature the Serial GK digital interface, a newly developed connection method that delivers evolved performance over the analog 13-pin GK interface used in previous generations. The GKC-AD GK Converter allows you to drive the Serial GK input on a supported device from a Roland GK-3 or GK-3B Divided Pickup or an instrument equipped with a 13-pin GK output.

Standard Features

Converts analog 13-pin GK pickup systems to the newly developed Serial GK digital interface
13-pin GK input and Serial GK output
Instrument output for passing normal guitar/bass pickup sounds embedded in the 13-pin connection
Compact and rugged metal design

Supported Products

The GKC-AD enables you to use the GK-3/GK-3B Divided Pickup or an instrument equipped with a 13-pin GK output with the following products:

BOSS Products
・GM-800 Guitar Synthesizer
・VG-800 V-Guitar Processor

Product Gallery

Specifications
Connectors: GK IN connector: 13 pins DIN type
GK OUT jack: 1/4-inch TRS phone type (for BGK cable only)
GUITAR OUT jack: 1/4-inch phone type
DC IN jack
USB port: USB Micro-B (program update only)
Nominal Output Level: GUITAR OUT: -10 dBu
Recommended Load Impedance: GUITAR OUT: 10 k ohms or greater
Indicators: GUITAR IN: 1 M ohm
Indicators: POWER indicator
GK CONNECT indicator
Current Draw: 240 mA
Power Supply: AC adaptor
Accessories: AC adaptor
Owner’s Manual
Leaflet “USING THE UNIT SAFELY“
Options (sold separately): Serial GK cable: BGK-15 (15 ft./4.5 m), BGK-30 (30 ft./9 m)
Size and Weight
Width: 115 mm
4-17/32 inches
Depth: 92 mm
3-5/8 inches
Height: 36 mm
1-7/16 inches
Weight: 340 g
12 oz
* 0 dBu = 0.775 Vrms
*The specifications are subject to change without notice.

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BGK-15 Serial GK Cable

Serial GK cable with straight 1/4-inch TRS connectors, 15 ft./4.5 m length. Also available in 3 ft./1 m (BGK-3) and 30 ft./9 m (BGK-30) length.
View Product

Downloads

Support

If you have questions about operating your Roland product, please check our Knowledge Base for answers to the most common questions.
You can also contact our Product Support department by email.
In addition, we have a library of Owner’s Manuals and Support Documents that you can download and reference.