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Boss Audio Systems DD7 - page 1
Owner’ s Manual DC AC AC & BATTERY POWERED FET DD-7_e.book 1 ページ ２００８年３月７日 金曜日 午前１１時１８分 ...
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Boss Audio Systems DD7 - page 2
2 Thank you, and congratulations on your choice of the BOSS DD-7 Digital Delay. Before using this unit, carefully read the sections entitled: “USING THE UNIT SAFELY” and “IMPORTANT NOTES” (supplied on a separate sheet). These sections provide important in- formation concerning the proper operation of the unit. Additionally, in order to feel ...
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Boss Audio Systems DD7 - page 3
3 Main Features ● Achieves long delay times of up to 6.4 seconds. (*1) What’s more, up to 40 seconds of loop play—or “sound on sound”—is possible in HOLD mode. ● Multiple delay modes include “MODULATE,” which adds a chorus effect to the delay sound, and “ANALOG,” which models the classic BOSS DM-2 analog delay pedal. ● Featu ...
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Boss Audio Systems DD7 - page 4
4 Panel Description fig.01 1. AC Adaptor Jack Accepts connection of an AC Adaptor (PSA- series; optional). By using an AC Adaptor, you can play without being concerned about how much battery power you have left. * If there are batteries in the unit while an AC adaptor is being used, normal operation will continue should the line voltage be interrup ...
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Boss Audio Systems DD7 - page 5
5 Panel Description * If this indicator goes dim or no longer lights while an effect is ON, or when the functions are indicated, the battery is near exhaustion and should be replaced immediately. For instructions on changing the batteries, refer to “Changing the Battery” (p. 22). * The CHECK indicator shows whether the effect is on or off, and ...
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Boss Audio Systems DD7 - page 6
6 Panel Description You can make tempo settings using a foot- switch or manipulate various parameters us- ing an expression pedal. * Refer to “Setting the Tempo Using an External Footswitch” (p. 13), “Control Using an Expression Pedal” (p. 20). 6. Pedal Switch This is used for switching the effect on and off, and for switching between the d ...
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Boss Audio Systems DD7 - page 7
7 Panel Description 9. F.BACK (Feedback) Knob This adjusts the feedback level. The number of times the delay sound is repeated increas- es as the knob is turned to the right. * This cannot be used in HOLD mode. * Oscillation may occur when the knob is set at certain positions. 10.D.TIME (Delay Time) Knob This adjusts the delay time. Turning the kno ...
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Boss Audio Systems DD7 - page 8
8 Panel Description ● Specialized Delays *1 In HOLD mode, the maximum recording time is 20 seconds for stereo input or 40 seconds for monaural input. * The delay time is doubled when the DD-7 is connected for long delay output. For more infor- mation, refer to “Long” (p. 17). HOLD: This records up to 40 seconds of a perfor- mance (when using ...
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Boss Audio Systems DD7 - page 9
9 Connections * You can obtain a variety of different delay effects by changing how the connections are made. For more information, refer to “Setting the Output Method”(p. 16). Foots witch (FS-5U) Expression P edal (Roland EV -5) AC Adaptor (PSA-series: optional) Electric Guitar Guitar Amplifier Ke yboard DD-7_e.book 9 ページ ２００８年 ...
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Boss Audio Systems DD7 - page 10
10 Connections * When running the unit on battery power, inserting a plug into the INPUT-A (MONO) or INPUT-B jack will automatically switch the unit on. * This unit is equipped with a protection circuit. A brief interval (a few seconds) after power up is required before the unit will operate normally. * The use of an AC adaptor is recommended as th ...
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Boss Audio Systems DD7 - page 11
11 Operating the Unit fig. 05 1. Turn on the effect After you have finished making the connec- tions (p. 9), press the pedal switch to turn the effect on (the CHECK indicator lights red) . * The DD-7 features a “seamless switching function” whereby the delay sound decays gradually, even after the effects are switched off. * When in HOLD mode, t ...
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Boss Audio Systems DD7 - page 12
12 Using the Tempo Delay Tempo input allows you to set the delay time to match the tempo of a song by repeatedly pressing the pedal switch in time with the desired tempo. You can also use this method to change the delay time to any setting you like as you perform. Using tempo input, the delay time can be set within the range of 0.2–3.2 seconds. * ...
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Boss Audio Systems DD7 - page 13
13 Using the Tempo Delay Setting the Tempo Using an External Footswitch Connecting an optional footswitch (FS-5U) to the TEMPO/EXP jack lets you set the tempo delay by inputting the tempo. * You can input the tempo with the external pedal regardless of whether the effect is on or off. 1. Connect the FS-5U to the TEMPO/EXP jack * Use a connecting co ...
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Boss Audio Systems DD7 - page 14
14 Using the Tempo Delay The delay sound produced is as shown in the figure. * The CHECK indicator flashes red in time with the interval with which you press the pedal. * When the mode is MODULATE, ANALOG, or REVERSE, the effect at the position of the MODE knob is applied to the delay sound. Rhythm Used in Pressing the P edal MODE: 3200 ms MODE: 80 ...
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Boss Audio Systems DD7 - page 15
15 Using the HOLD (Overdubbing) Function With the HOLD function, you can record up to 40 seconds of your performance, and then have that content played back repeatedly. You can also layer this as you perform something else, then record these together (overdub). You can keep the recorded content playing continuously as backing and produce other spec ...
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Boss Audio Systems DD7 - page 16
16 Setting the Output Method With the DD-7, you can obtain a variety of different delay effects by changing how the connec- tions are made. Panning This produces panning delay with A input and A/B output. * The panning feature is not available in HOLD mode. Effect + Direct This produces effect + direct output with B input and A/B output. * A: effec ...
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Boss Audio Systems DD7 - page 17
17 Setting the Output Method Long This produces long delay with A input and B output. *1 In HOLD mode, the maximum recording time is 20 seconds for stereo input or 40 seconds for monaural input. Stereo This produces stereo delay with A/B input and A/B output. * You can select any of three types of stereo delay modes. For more information, refer to ...
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Boss Audio Systems DD7 - page 18
18 Setting the Output Method Effect This produces effect output with B input and A output. * The direct sound is not output from A, regardless of whether the effect is on or off. * Be sure to lower the output level of any device being connected. DD-7 A SEND RETURN INPUT B Guitar Amplifier Guitar DD-7_e.book 18 ページ ２００８年３月７日? ...
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Boss Audio Systems DD7 - page 19
19 Setting the Mode for Stereo Delay When using the DD-7 as a stereo delay, you can choose among three different operation modes. Each mode provides a different type of stereo delay effect. * For detailed information on how to make the connec- tions for stereo delay, refer to “Stereo”(p. 17). 1. Make the connection to the INPUT-A (MONO) jack an ...
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Boss Audio Systems DD7 - page 20
20 Control Using an Expression Pedal Connecting an expression pedal (Roland EV- 5; optional) to the TEMPO/EXP jack enables you to control the respective parameters of the E.LEVEL, F.BACK, and D.TIME knobs. * Use only the specified expression pedal (Roland EV-5; optional). By connecting any other expression pedals, you risk causing malfunction and/o ...
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Boss Audio Systems DD7 - page 21
21 Attaching the Included Sticker This device comes with a “mode sticker” and an “application sticker.” Apply these to the DD-7 as shown in the figure. Mode Sticker: This allows you to check the function of each mode. Application Sticker: This allows you to check the difference in functions according to the input and output connections. App ...
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Boss Audio Systems DD7 - page 22
22 Changing the Battery When the indicator goes dim or no longer lights while the effect is on, it means that the battery must be replaced. Replace the battery following the steps below. * The use of an AC adaptor is recommended as the unit’s power consumption is relatively high. Should you prefer to use a battery, please use the alkaline type. f ...
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Boss Audio Systems DD7 - page 23
23 Troubleshooting Power won’t come on / CHECK indicator doesn’t light: ● Is the specified adaptor (PSA-series; optional) properly connected? Check the connection once more (p. 9). * Never use any AC adaptor other than one specified for use with the DD-7. ● Is the guitar connected properly to the INPUT-A (MONO) or INPUT-B jack? Check the co ...
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Boss Audio Systems DD7 - page 24
24 Troubleshooting No sound / Low volume: ● Is your instrument properly connected to the DD-7? Check the connection once more (p. 9). With certain kinds of connections, the di- rect sound won’t be output (p. 16). ● Is the volume turned down on any guitar amp or effects device you have connected? Check the settings of the connected device. ● ...
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Boss Audio Systems DD7 - page 25
25 Troubleshooting Only direct sound is produced: ● Is the guitar connected to the INPUT B jack, and the amplifier connected to the OUTPUT B jack? Check the connection once more (p. 16). Sound is distorted: ● Is the battery low? As the battery is drained, the CHECK in- dicator dims, and the DD-7 may start to function incorrectly. Replace with a ...
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Boss Audio Systems DD7 - page 26
26 Setting Samples Solo Play This sound is perfect for playing guitar solos. Modulate Turning the E.LEVEL knob clockwise produces a progressively deeper chorus effect. Hard Riff Sound This provides a delay sound that works well when playing riffs with a hard distortion sound. Analog This produces gradual changes in the reverberant sound. When the D ...
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Boss Audio Systems DD7 - page 27
27 Setting Samples Reverse Playback Delay This delay gives an effect somewhat similar to reverse playback. It’s a sound that’s just a little out of the ordinary. Doubling This provides an effect similar to the sound of two guitars layered together. Room Ambience Sound This delay simulates the sound that would be picked up by an ambience mic loc ...
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Boss Audio Systems DD7 - page 28
28 Setting Memo ( ) ( ) ( ) ( ) DD-7_e.book 28 ページ ２００８年３月７日 金曜日 午前１１時１８分 ...
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Boss Audio Systems DD7 - page 29
29 Specifications DD-7: Digital Delay Nominal Input Level ...................... -20 dBu Input Impedance ............................. 1 M Ω Nominal Output Level ................... -20 dBu Output Impedance .......................... 1 k Ω Recommended Load Impedance .. 10 k Ω or greater Delay Time ....................................... 1 ms–6 ...
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Boss Audio Systems DD7 - page 30
30 Specifications Current Draw .................................. 55 mA (DC 9 V) * Expected battery life under continuous use: Carbon: 1.5 hours, Alkaline: 6 hours These figures will vary depending on the actual conditions of use. Dimensions ...................................... 73 (W) x 129 (D) x 59 (H) mm 2-7/8 (W) x 5-1/8 (D) x 2-3/8 (H) inches ...
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Boss Audio Systems DD7 - page 31
This product complies with the requirements of EMC Directive 2004/108/EC. For EU Countries For Canada This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada. NOTICE AVIS ...
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Boss Audio Systems DD7 - page 32
G6027128R0 2RTC DD-7_e.book 32 ページ ２００８年３月７日 金曜日 午前１１時１８分 ...
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