Products of Interest Line 6 Amplifi Guitar Amplifier tone-matching function that allows feedback to the user. Thirty-two and Bluetooth Speaker System guitarists to match the tone of the wave and wavetable-based patches amplifier to tracks found in their are available to choose from and the Line 6’s Amplifi is a guitar amplifier music libraries. Almost 200 clas- user can set the scale and root note, and Bluetooth speaker system com- sic amplifiers, cabinet models, and the pitch range, and stereo delay. A bined into one. The amplifier has five effects are built in and up to eight speaker is built in to the unit and a speakers: two tweeters, two mid-bass effects can be used simultaneously. headphone output is also available. drivers, and a custom-designed Ce- The user can save four presets on the Two line level audio outputs, a pitch lestion guitar speaker (see Figure 1). It amplifier and an unlimited number CV output, and a mini USB jack are is available in two models, a 150-watt on the app. provided on the rear panel. The CV version and a 75-watt portable ver- The Amplifi 150 is listed for US$ output can be set from 0–5V or 0–10V. × sion. The larger amplifier has a 12-in 699.99 and the 75-watt model for The front panel features a 128 speaker and the smaller 75-watt US$ 599.99. Contact: Line 6, 26580 64 pixel backlit LCD screen. Con- model has an 8-in speaker. A gui- Agoura Road Calabasas, California trol knobs are provided for volume, + tar input, mini-jack stereo auxiliary 91302-1921, USA; telephone ( 1-818) pitch correction/quantization, delay + input, full size headphone output, 575-3600; fax ( 1-818) 575-3601; Web amount, and presets. The user con- and USB connection are provided. A line6.com. trols also include buttons for scale, tap tempo/tuner and wet/dry effects root note, and delay length. The pitch antenna is removable for transport control are also built in. Moog Theremini Amplifi is compatible with stream- and storage. The Theremini has a ing Bluetooth from Android, iOS, built-in 3.8-in microphone, a camera Macintosh, and Windows devices. Moog has released a new electronic stand adaptor, and rubberized feet. When used as a Bluetooth speaker music instrument that is based on the It weighs 3 lb and measures 22.75 × × system, the custom guitar speaker Theremin and features the sound en- 6.5 15 in with the antenna in acts as a subwoofer. An iOS app is gine from their Animoog synthesizer place. available for remote control of the (see Figure 2). A pitch quantization The Theremini is listed for $319. amplifier. The app also features a function allows the Theremini to Contact: Moog Music, 160 Broadway be played as a traditional Theremin St. Asheville, North Carolina 28801, or with a discrete pitched scale. A USA; telephone (+1-828) 251-0090; doi:10.1162/COMJ r 00260 built-in tuner provides visual pitch Web www.moogmusic.com. Focusrite iTrack Dock Focusrite’s iTrack Dock is a recording interface for the iPad with built-in Focusrite microphone pre-amplifiers, Figure 1. The Amplifi 150 Guitar Amplifier and Bluetooth speaker. Figure 2. Moog’s Theremini. 80 Computer Music Journal Downloaded from http://www.mitpressjournals.org/doi/pdf/10.1162/COMJ_r_00260 by guest on 02 October 2021 Figure 3. The iTrack Dock from Figure 4. The M-Audio two-channel Focusrite. M-Track interface. 1 /4-in jack insert input is provided on each channel. MIDI input/output, 1 balanced main outputs on /4-in jacks, and a dedicated headphone output with level control are also included. two line inputs, a direct input for The iTrack Dock works with The interface supports sample rates guitar instruments, as well as stereo any Core Audio iPad app, includ- up to 48 kHz at 24-bit resolution. outputs, headphone outputs, and a ing Garage Band and Cubasis. It is The unit is powered and connected USB port (see Figure 3). It supports bundled with Focusrite’s Tape, a to a computer through the USB sampling rates up to 96 kHz, 24-bit two-track recording application. It port. This interface weighs 0.85 lbs resolution, and a dynamic range of measures 64 × 280 × 168 mm and and measures 6.1 × 4.9 × 2 in. It 105 dB. weighs 0.7 kg. includes AIR’s Ignite music software The iPad slots into place on the top The iTrack Dock is listed for US$ application and Ableton Live Lite. A panel of the iTrack Dock, allowing 199.99. Contact: Focusrite Audio Plus version of the M-Track interface the user easy access to both the Engineering, Windsor House, Turn- includes digital input/output on a hardware and iPad controls. The pike Road, High Wycombe, Bucks coaxial S/PDIF connection and is dock is compatible with any recent HP12 3FX, UK; telephone (+44-1494) shipped with a copy of Avid Pro Tools iOS devices that have a Lightning 462246; fax (+44-1494) 459920; Express. connector. The connection point on electronic mail [email protected]. The next model up is the M-Track the iTrack can be moved to match Quad, a four-channel interface that the position of any iPad socket. The supports sample rates up to 96 kHz iPad is powered and charged when and 24-bit sample depth. It has four M-Audio M-Track Audio 1 connected to the dock. combination XLR/ /4-in inputs, four 1 Standard XLR ports are provided Interfaces /4-in inserts, MIDI input/output, for microphone inputs, jack connec- two balanced outputs with dedicated tions for guitar inputs, and TRS ports M-Audio’s latest M-Track range of level controls and two with fixed for line inputs and monitor outputs. USB audio/MIDI interfaces includes level controls, a stereo/mono monitor A USB port supports MIDI input and two-, four-, and eight-channel models. switch, and a headphone output with output. The microphone preampli- They feature phantom power, guitar- dedicated level control. It is bundled fiers include 48V phantom power level switching, an input jack per with Avid’s Pro Tools Express and for use with condenser microphones. channel, and each is bundled with a AIR’s Ignite. It weighs 4.2 lbs and Hardware controls are provided for selection of music software programs. measures 13.1 × 3.5 × 6.1 in. monitor, headphone, and input levels. The M-Track is the basic two- The newest addition to the series The input gain control features a ring channel interface (see Figure 4). It is the largest M-Track Eight, which of light that gives visual signal feed- has two XLR microphone inputs offers eight combination XLR/jack back to the user, lighting up green or with a signal-to-noise ratio of 97 dB, inputs with individual metering, 1 1 red as appropriate. Direct monitoring and two balanced /4-in inputs with eight balanced /4-in outputs, dual is available to avoid latency delays. a signal-to-noise ratio of 96 dB. A headphone outputs, and a dedicated Products of Interest 81 Downloaded from http://www.mitpressjournals.org/doi/pdf/10.1162/COMJ_r_00260 by guest on 02 October 2021 Figure 5. The Behringer X-Touch Figure 6. The Behringer X-Touch control surface. Mini control surface. Figure 7. Zoom’s iQ5 condenser microphone for iPad and iPhone. Figure 6 control room output in a rack- tions. A large job/shuttle wheel is mountable unit. included in the transport section. A The M-Track is listed for US$ USB port can be used for connec- 149.95, the Plus model for US$199.95, tion to a computer and two further the M-Track QUAD for US$ 349.95, powered USB ports are available for and the M-Track Eight for US$ 499.95. connecting other devices. MIDI in- Contact: M-Audio, 200 Scenic View put/output is provided, along with Drive, Cumberland, Rhode Island two dedicated footswitch controllers 02864, USA; telephone (+1-401) 658- and a remote control connection. The 5765; fax (+1-401) 658-3640; Web Ethernet port allows the user to con- www.m-audio.com. nect to a wireless network for control of wireless compatible mixers. A switching power supply is used. The controller is shipped with Tracktion Figure 7 Behringer X-Touch Control 4, a DAW with an unlimited number Surface of tracks, MIDI support, and VST and AU plug-in compatibility. Zoom iQ5 Mid-Side Condenser The X-Touch from Behringer is a con- A compact version of the X-Touch trol surface with nine touch-sensitive with 9 faders, 16 rotary controls, Microphone for Mobile iOS motorized faders and Ethernet, USB, and 39 buttons is also available. A Devices and MIDI connectivity (see Figure 5). further X-Touch Mini model offers It is designed for use as a remote a single 60-mm master fader, eight Japanese company Zoom has pro- controller for DAW software in studio rotary controls with LED rings, and duced a number of handheld audio and live situations, and it supports 18 illuminated buttons, including recorders. Among their latest releases HUI and Mackie Control. A 100-mm transport controls (see Figure 6). It is is a mid-side condenser microphone motorized fader is provided for each USB powered. for use with iPhone, iPad, and iPod channel, along with a dynamic LCD The X-Touch is listed for US$ 599, Touch devices, allowing the user to scribble strip; an eight-segment LED the Compact model for US$ 399, record high-quality audio directly meter; a rotary control with LED and the Mini for US$ 99.