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FCC INFORMATION (U.S.A.) 1. IMPORTANT NOTICE: DO NOT MODIFY THIS regulations does not guarantee that interference will UNIT! not occur in all installations. If this product is found to This product, when installed as indicated in the in- be the source of interference, which can be deter- structions contained in this manual, meets FCC re- mined by turning the unit “OFF” and “ON”, please try quirements. Modifications not expressly approved by to eliminate the problem by using one of the following
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SPECIAL MESSAGE SECTION This product utilizes batteries or an external power supply Battery Notice: (adapter). DO NOT connect this product to any power supply or This product MAY contain a small non-rechargeable battery which adapter other than one described in the manual, on the name (if applicable) is soldered in place. The average life span of this plate, or specifically recommended by Yamaha. type of battery is approximately five years. When replacement becomes necessary, contact a qualified
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The G50 is a high-performance Guitar MIDI Converter de- signed to work in conjunction with the Yamaha G1D Divided Pickup Unit installed on an electric or steel-string acoustic guitar. The G50 offers unprecedented MIDI guitar synthesizer performance with exceptionally fast response and a range of advanced features that bring the true creative potential of MIDI control to guitar players for the first time. A MIDI guitar system incorporating the G50 and G1D is not only great for perfor- mance, but
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Precautions !! PLEASE READ THIS BEFORE PROCEEDING !! Location Handling and Transport Do not expose the G50 to the following conditions to • Never apply excessive force to the controls, connec- avoid deformation, discoloration, or more serious damage. tors or other parts of the instrument. • Always unplug cables by gripping the plug firmly, not • Direct sunlight (e.g. near a window). by pulling on the cable. • High temperatures (e.g. near a heat source, outside, or • Disconnect all cables
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G50 Overview The G50 is basically an “interface” which converts the you bend a note — so that you can use most standard analog output from a G1D Divided Pickup Unit installed guitar techniques to play any voice that can be produced on your guitar (or directly from the guitar’s normal output by the connected MIDI tone generator — brass, strings, if used without the G1D in the mono synthesizer mode) to organ, percussion … anything! You can play just the corresponding MIDI data which is transmitted
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The Controls & Connectors Front Panel 1 [POWER] Switch 7 [TUNER] Button Press to turn the G50 power on or off. The PARAMETER Engages the G50’s built-in guitar tuner, allowing precise, & MEMORY#/VALUE display will light when the power easy tuning of each guitar string. If pressed while holding is on. the [PLAY] button, the [TUNER] button also accesses a selection of preset program sets. 2 INPUT-DIVIDED Connector Pages 10, 8 for details. One end of the multi-pin cable supplied with the G50 plugs i
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Rear Panel K DC IN Connector N SUSTAIN/HOLD Jack The DC output cable from the Yamaha PA-3B AC adaptor A Yamaha FC4 or FC5 footswitch can be connected to or another adaptor recomended by Yamaha is plugged in this jack for sustain or hold operation. here. Page 18 for details. Page 6 for details. O MIDI IN and OUT Connectors L GUITAR DIRECT OUT Jack The MIDI OUT connector connects to one or more This jack outputs the direct sound from your guitar (not external tone generators or synthesizers to be
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DC-IN Setting Up Power Supply Plug the DC output cable from the AC adaptor into the DC-IN DC IN jack on the rear panel, then plug the adaptor into a convenient wall AC power socket. It is also a good idea to clip the adaptor’s DC cable into the cable clip on the G50 rear panel to minimize the possibility of accidentally unplugging the cable during operation. CAUTION PA-3B • Turn your tone generator on before turning on the G50. AC Power Socket This is necessary to ensure that the initial pitch
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MIDI Channel Settings The G50 has three MIDI channel modes. Be sure to select with tone generators or synthesizers which only allows the right mode for the type of tone generator and setup reception on a single MIDI channel at a time, and is the you are using. best choice for use with a monophonic tone generator such as the Yamaha VL1-m Version 2 (of course it can Multi-channel Mode also be used with multi-timbral tone generators). The (settings “S 1” through “S 16” on the G50 Single-channel Pol
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Preset Program Sets 2. Select a Preset In addition to the normal “user” programs, the G50 has 3 Select the desired preset program set by using the [-1] preset program sets designed specifically for use with and [+1] buttons. certain tone generators, as follows: This is the normal user-programmable G50 memory. The factory preset program conform to PARAMETER MEMORY#/VALUE the standard GM (General MIDI) voice assign- ments. ,, , 3. Press [YES] The “1” preset program set contains a selection Press t
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Input Level Adjustment Before actually playing your MIDI guitar it might be a 3. Adjust the Input Gain good idea to adjust the G50 input gain for each string. When the string stops playing, or when the [-1] or [+1] This will ensure optimum sensitivity so that picking button is pressed, the current input gain setting for that nuances will not be lost, while at the same time avoiding string will appear in place of the detected peak input gain. wrong pitch detection. The gain setting is preceded by
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Tuning The G50’s built-in tuner makes it easy to precisely tune 3. Tune the String your guitar — even in a noisy environment. Tune the string while watching the display and the three indicators above the [TUNER] button (the latter indicate 1 . Engage the Tuner Mode precise tuning in the TUNER mode). Tune so that the Press the [TUNER] button. The red indicator above the current sting number and note name appears on the [TUNER] button will light and the current base tuning display, and so that all
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Play Mode Any of the G50’s 128 “programs” can be selected and beginning on page 22). With the default settings each G50 played in the PLAY mode. Each program includes a range program selects the correspondingly numbered voice on of settings which determine, for example, how the G50 the tone generator. The default settings are designed to responds to notes you play on the guitar, which voice is provide basic playability with most tone generators, but selected on your tone generator, split modes,
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G1D [UP]/[DOWN] Button Modes As described above, the G1D [DOWN] and [UP] buttons octaves), “-1oc” (down one octave), “0oc” (no octave normally function in the same way as the G50 panel [-1] shift), “1oc” (up one octave), and “2oc” (up two octaves). and [+1] buttons. This, however, is actually just one of • The Octave Shift mode display is not affected by the three possible G1D [UP]/[DOWN] button modes. setting of the “F: Transpose” parameter . Memory/Value Mode (“dE”) To change the G1D [UP]/[DOW
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Edit Mode 2. At this point you can choose to save the edited data The EDIT mode lets you set up each of the G50’s pro- to a different program number by using the [-1] and grams for the response and playing features you require. [+1] buttons to select the destination program The EDIT mode includes 25 parameters, each identified number. by a letter of the alphabet from “A” to “Y”. The param- 3 . Finally, press the [ ] (“YES”) button again to actually eters are divided into three groups according
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Guitar Setup The “Guitar Setup” parameters (“A” through “G”) deter- continuously. The ideal setting will depend on your mine how the G50 responds to what you play on the guitar’s pickup, noise levels, and the G50 input level guitar. These settings are important for achieving opti- settings. It may be necessary to readjust the Note Off mum response with your own instrument and playing Level setting if you change the G50 input level settings. style. D: Velocity A: Playing Style Settings: Nar, Nor,
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“0”, bending a string or using the whammy bar will G: Pitch Bend Range produce sudden semitone jumps when the pitch of the Settings: 0 … 24 string(s) reaches that of the next note. A setting of “1” is Sets the maximum range of pitch bend data generated by similar to “0”, but allows a small bend range which is the G50. The minimum setting of “0” produces no pitch suitable for vibrato. bend data, while the maximum setting of “24” allows the NOTES G50 to produce pitch bend data over a 2-octave ra
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details on “MIDI Control Change Numbers”), but many M: Assignable Control Number 1 are unassigned and can sometimes be assigned to voice or Settings: off, 1 … 31, 33 … 120, AF effect parameters via the synthesizer or tone generator. The Assignable Control Number 1 and 2 parameters (“M” N: Assignable Control Value 1 and “O”) specify the control number(s) to be transmitted. Settings: 0 … 127, --- The range is from “1” through “31”, “33” through “120”, or “AF” for After Touch. The Assignable Contro
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change value to be sent: “U: Picking Front Position S: Memory Location Value” specifies the control change value for the nut side Settings: Lo, Hi, --- of the split position”, and “V: Picking Rear Position This parameter determines whether the second split-mode Value” specifies the control change value for the bridge program (specified by the “R: Split Memory 2 Number” side of the split position. The control value range is from parameter, above) is played on the lower or upper string “0” to “127
