Roland US20 Unit Selector

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zZounds Gear Experts Say...
GK-compatible unit selector. Durable metal construction.

The Roland US-20 is a floor pedal unit that allows a GK-2AH-equipped guitar to control and switch between 2 GR-compatible devices simultaneously -- the GR-33 Guitar Synthesizer and VG-88 V-Guitar System, for example.

Features:
GK-compatible unit selector with 1 x GK-2AH input, 2 x C-13 cable outputs

2 pedals for switching or combining connected units

Durable metal construction

Compatibility with GR-33/30/1/09/50, VG-88/8, GI-10

For support or warranty questions, please contact the manufacturer:
Phone: 323-890-3700

Reviewers gave this product an overall rating of 2 out of 5 stars. (9 ratings)
Submitted December 27, 2010 by a customer from hotmail.com

"Signal and noise problems - may have been device/product specific and/or due to device incompatibility, but they were all Roland"

Overall: 2 out of 5 stars
(see rating details)
Verified Customer zZounds has verified that this reviewer made a purchase from us.
It's unfortunately the only compatible product for the GK series 13-pin connector products. If I can get ROland to replace it, that would be awesome. It still seems really rugged, but the quality and functionality didn't seem to last very long, which was very disappointing.

Sound
Not applicable

Features
Not applicable

Ease of Use
No learning curve. You should essentially just be able to plug it in.

Quality
I'm really not sure if there is a problem with the specific unit itself, or whether it is a culmination of issues, but I tried to use it with a Roland VGA-7 digital modeling amp and a Roland GR-33 guitar synth using a Fender Roland-ready Strat with a GK-2A built-in. It worked good intially, but it wasn't long before I started to have issues with pops, distortion/white-pink noise, sound cutting in and out, etc. It seemed as though maybe there was too much signal flowing through it to handle? I was fairly disappointed because being able to combine my straight guitar with a modeled guitar & amp, and then a synthesizer sound on top of that was a truly beautiful experience and it sounded spectacular. But then, again, after what couldn't have been a very long time in use, it just became unusable due to it not appropriately selecting the right device, or dropping one of the devices from the mix when both were supposed to be functioning, or popping in the read more second device when only one was selected. I never checked into support as I just didn't have the time, so maybe it was an issue of bandwidth and/or unit compatibility, or maybe I just had a faulty unit. I don't know, but it's nice to see that other people rated this very high, so I may decide to pick up a new one or call tech support to see about repairing or replacing it now. But before I do, I plan to retry it out with a new VG-99 and the GR-33. I'm just wondering if the VGA-7 amplifier may have had anything to do with the signal break-up and crossover issues. If it worked as it initially did, it would be an awesome tool to create some great sounds with, and I would recommend it highly, but for the problems I've had with it and the corresponding price, it obviously wasn't worth it to me. Sorry...

Value
I'd say not... unless the 13 pin connections are somehow really complicated and expensive. It apparently can't handle a lot of signal/bandwidth, if that's the right terminology, but it just seemed like it fried itself after only a few months worth of truly minimal use. Outwardly, it seems very rugged, but again, it seems like the guts or internal wiring fried up and couldn't handle processing my two devices for whatever reason.

Manufacturer Support
Can't say, unfortunately, but for other products, Roland has seemed to have pretty decent support.

The Wow Factor
It looks nice and would be very functional, if it worked correctly!

Musical Background:
Former semi-professional musician, hobbyist

Musical Style:
All styles, though prefer jazz, funk & contemporary Christian
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