2. Buy online or at your local store today! High-End amps; State of the art amps is high-powered. Roland Cube Monitor / PA. Read Reviews & Best Deal . Cheap/low budget amps; Most low-price keyboard amplifiers are meant to provide equalization controls for the overall output like adding bass, deducting treble, etc. Keyboard Amplifiers are portable speakers with built in amplifiers designed for use with keyboards (although any instrument with a line-level output could be used). Read less Peavey KB 4 As a bonus, all keyboard amps include our free two-year warranty. They are usually battery powered and small enough to fit into a backpack for ease of use. For example, keyboards can play a broad spectrum of pitches - as low as 20 or 30 Hz. One of the reasons why this device is in this keyboard amplifier review is the fact that it has a full 3-channel operation with separate Volume and FX Send per channel. I personally am a fan of them because I don’t see the need for a big bulky amp as I run my keyboards directly into the PA when performing live. These can be used in practice or performance.Some Keyboard Amplifiers can be battery powered, making them perfect for busking. However, if maximum portability is a concern, there are a number of models designed especially to fit that bill. A portable keyboard amp is an amp that musicians can use that is extremely light-weight and portable. It includes great functions that enhance its functionality as a versatile amp. Generally, this is a great choice for musicians in need of a cheap keyboard amp that can work for their keyboards and other instruments alike. The VX50KB features three channels with independent volume control and a master three-band EQ for controlling your mix. Keyboard amps, then, are built to reproduce rumbling low end frequencies, all the way up to shimmering high-frequency harmonics. The VX50KB from Vox is a very sleek, lightweight, and portable 50-watt, 1x8 combo keyboard amp that'll make an unobtrusive addition to your rehearsal room and convenient for taking to practice. Here at Gear4music, you’ll find a selection of lightweight, feature-packed keyboard amps that won't limit your frequency range and are suitable for small and large gigs. Save money on Used Keyboard Amplifiers & Monitors at Guitar Center. Check on Amazon. $502.55. It’s definitely a good cheap keyboard amp for practice rooms. Keyboard amplifiers are built around the unique needs of keyboard players, just as guitar amps are made for guitar players. All pre-owned items are rated and scored. Having a dedicated keyboard amp is the easiest way of being heard during a performance. They provide … The Ultratone K900FX is the most compact and inexpensive of Behringer’s keyboard combo amplifiers. The DK-35 is a great keyboard amp that is designed for better drop resistance. Weighing in at only 12 pounds, its dimensions are roughly 8.5 by 9.5 by 11 inches. It is made in Germany which means that the quality of the unit is excellent. This is a super portable speaker that puts out a medium sound. Generally speaking, keyboard amps are fairly portable, as they most often use lighter, solid-state components and come in compact cabinets that include both the amp and speaker. Many of these units come with multiple inputs with gains for each input (for … 3 product ratings - Behringer KXD15 Ultratone 600W 4Ch PA System Keyboard Amp l Authorized Dealer.