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- AG-Stomp
- Owner's Manual
Yamaha AG-Stomp Owner's Manual
Summary of AG-Stomp
Page 1
Owner’s manual.
Page 2: Fcc Information (U.S.A.)
2 1. Important notice: do not modify this unit! This product, when installed as indicated in the instructions contained in this manual, meets fcc requirements. Modifications not expressly approved by yamaha may void your authority, granted by the fcc, to use the product. 2. Important: when connectin...
Page 3: 10.
3 warning- when using any electrical or electronic prod- uct, basic precautions should always be followed. These precau- tions include, but are not limited to, the following: 1. Read all safety instructions, installation instructions, special message section items, and any assembly instructions foun...
Page 4: Owner’S Manual
4 thank you for purchasing the yamaha ag-stomp acoustic guitar pre-amplifier. Before you use the ag-stomp, we urge you to take the time and read this owner’s manual carefully in order to get the most out of the device’s many functions and to ob- tain maximum life. Also, after reading the manual, ple...
Page 5: Precautions
5 precautions • avoid using the ag-stomp in the following locations to prevent possible damage: • in direct sunlight or next to heating equipment. • in extremely cold or hot locations. • locations exposed to high humidity or excessive dust. • locations subject to strong shocks or vibration. • before...
Page 6: Nomenclature
6 nomenclature ■ top panel ● display & main section e manual button independent of the selected patch’s settings, this button changes the tone to that produced by the settings determined by the current position of each of the knobs. The button’s lamp will flash if the patch’s setting is changed. Pre...
Page 7: Nomenclature
7 u i o !0 !1 !2 nomenclature ● effect section (refer to the [effect functions and parameters] section on page 21) !3 limiter button switches the limiter on (lamp lit) or off (lamp off). !4 level adjusts the depth of the limiter’s effect. Turn to the right to increase the depth of the effect. * when...
Page 8: Nomenclature
8 nomenclature !9 speed/time control chorus effect: sets the speed of the chorus. Delay effect: sets the delay time. @0 depth/feedback control chorus effect: sets the depth of the chorus effect. Delay effect: sets how long the delay will repeat. @1 level chorus effect: sets the volume level of the c...
Page 9: Nomenclature
9 nomenclature ■ rear panel @6 power switch (stand-by on/off) this is the unit’s power switch. * to protect the speakers, always set the output knob !1 to “0” before switching the power on/off. @7 power adaptor jack (ac in 12v 1a) connect the supplied power adaptor to this jack. * never use a power ...
Page 10: Connections
10 connections ■ connecting a mixer or amplifier 1. Use the supplied trs-xlr converter cable to convert the ag-stomp’s outputs (balanced trs) to bal- anced xlr outputs. 2. Use a commercially available pa type trs phone cable, to connect the ag-stomp’s output jack to the balanced inputs of a mixer, p...
Page 11: ■ Connecting Headphones
11 ■ connecting headphones connect a pair of headphones to the ag-stomp’s phones jack (standard stereo) for monitoring the ag-stomp while practicing privately. Use the output knob to adjust the volume of the headphones. * even when headphones are connected to this jack, the audio signal is delivered...
Page 12: Using The Ag-Stomp
12 using the ag-stomp first, connect your guitar to the ag-stomp and try to get some sound. Off ( ) ■ connecting the guitar before making any connections, make sure the ag-stomp’s power is off, set the ag-stomp’s output knob to “0” and the +9v supply switch to “off”. Then connect the input jack on t...
Page 13: ■ Produce Sound
13 ■ produce sound 1. After confirming that the output knob is set to “0”, press the power switch (stand-by) on ( ). Switching the power switch on when the output knob is turned up may result in damage to devices such as the amplifier, speaker, headphones, etc., or cause unexpected accidents like da...
Page 14: Using The Ag-Stomp
14 ● changing effect settings try switching each of the effect blocks on/off or try changing the effect. Also, try rotating knobs for each of the effects to change the character of the effect. The ag-stomp’s effects section is divided into the following three blocks. • limiter (limiter) • chorus/del...
Page 15: Using The Ag-Stomp
15 using the ag-stomp ● setting the mic simulator the mic simulator is a specially designed circuit that adds to an electric/acoustic guitar, the special charac- teristics created when miking an acoustic guitar. It adds the airiness, which is found when a microphone is placed in front of the guitar’...
Page 16: Using The Ag-Stomp
16 using the ag-stomp ● feedback reduction the ag-stomp is equipped with a feedback re- duction function to prevent feedback. Feedback is caused when a certain frequency or frequencies of the amplified sound causes the gui- tar to resonate thereby being re-amplified until a steady howl or whistle is...
Page 17: ■ Selecting Patches
17 ■ selecting patches the ag-stomp holds a total of 60 patch programs (patch) in its internal memory. The 60 patches are divided into two areas, ten banks and three patches. • area there are two areas, the user area and the preset area. Data in the user area (30 patches) can be freely rewritten usi...
Page 18: Using The Ag-Stomp
18 ● using the footswitches and bank switch • press a footswitch (1-3) to select the corre- sponding patch number 1-3 in the currently se- lected bank. * if the footswitch’s function is set to “ eff ” in the utility mode, it will not be possible to directly select a patch with the footswitch. ( → pa...
Page 19: Using The Ag-Stomp
19 using the ag-stomp ■ storing patches after editing or creating an original patch, your set- tings can be stored in the user area (u01-u93). Try creating an original patch and store it. ● storing procedure 1. Press the [store] button. When the store mode is entered, the display, the store lamp and...
Page 20: Using The Ag-Stomp
20 using the ag-stomp ● using the ag-stomp without patches the [manual] button gives you direct control of the ag-stomp’s parameters and effects when patches are not used. Press the [manual] button to enter the manual mode (the lamp will light). In this mode, the tone produced by the ag-stomp is det...
Page 21: Limiter
21 limiter ● limiter the limiter prevents the input signal from exceed- ing a preset level (peak). • level knob rotate the knob to the right to increase the amount of the limiter’s effect. When set to “0.0”, the limiter will have no effect. Feedback reduction the ag-stomp provides a total of five no...
Page 22: External Control Settings
22 external control settings • a.Pr : post pre-amp volume • a.Re : post reverb volume • bas : tone control (bass) • mid : tone control (middle) • tre : tone control (treble) • pre : tone control (presence) • lmt : limiter level • spd : speed/time settings for the cho- rus/delay effects • dpt : depth...
Page 23: Tuner Mode
23 tuner mode • if the pitch is low, the feedback reduction 1 and 2 lamps will light while the feedback reduction 3 lamp flashes. If the pitch is high, the feedback reduction 4 and 5 lamps will light while the feedback reduction 3 lamp flashes. Finely tune the note until only the feedback reduction ...
Page 24: Utility Mode
24 utility mode the utility mode is used for the ag-stomp’s overall system settings for things such as the footswitch, midi, external controllers, exp. Pedal jack, etc. * in the following section, the abbreviation [fr 1] button refers to the [feedback reduction 1] button, etc. ■ about the utility mo...
Page 25: Utility Mode
25 press the [limiter] button to set the receiving midi prg no. Use the [up]/[down] buttons to select the number. • 1 - 128 : midi program change no. Press the [fr 1] button to set the ag-stomp’s patch number. Just as in selecting a patch number in the play mode, use the [up]/[down] buttons or the f...
Page 26: ■ Exp. Pedal Settings
26 carry out the midi bulk out operation with a single patch. * after transmitting the data, the device will return to its previ- ous condition, ready to select another patch number. ● about the midi bulk in operation this operation is used to return data stored in an external midi device, such as t...
Page 27: Mode
27 ● set the maximum value of the exp. Pedal sets the maximum value that indicates the position of the exp. Pedal. Press the [fr 1] button and use the [up]/[down] buttons to set the position ( 127 - 255 ). You can also hold the [fr 1] button and move the exp. Pedal to set the position. * due to the ...
Page 28: Error Messages
28 error messages if an error occurs during operation, one of the following error message numbers will appear in the display. Stop operation of the ag-stomp and follow one of the solutions described below. E1 : midi receive buffer full cause: too much midi data is being received and the buffer is fu...
Page 29: Specifications
29 specifications digital section • full digital signal processing • mic simulator: 8 types • feedback reduction: 5-band • digital effects • limiter • digital chorus, digital delay • hall reverb, room reverb, plate reverb • external controller function (exp pedal/midi): 8 controllers/parameters • tu...
Page 30: Midi Implementation Chart
30 midi implementation chart yamaha [ acoustic guitar pre amplifier ] date:1-may-2001 model ag stomp midi implementation chart version : 1.0 +----------------------------------------------------------------------+ : : transmitted : recognized : remarks : : function ... : : : : :-------------------+-...
Page 31: Midi Implementation Chart
31 midi implementation chart : : : : : : : : : : : : : : : : : : : : : : : : : :-------------------+----------------+----------------+----------------: :prog : o 0 - 127 : o 0 - 127 : : :change : true # : ************** : : : :-------------------+----------------+----------------+----------------: :...
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Printed in taiwan v698590