TC Electronic Impact Twin - Manual (Page 21)

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3 Mode Selector
Click to switch between Strobe mode and Normal mode.
In Strobe mode, sections of three red LEDs will slide from right to left when the played note is too low, and from left to
right when it is too high.
Out of tune (Chromatic scale-mode selected) and … in tune (C major scale-mode selected)
4 Play Tone Button
Press PLAY TONE if you want to tune acoustically to a reference tone. The played note is “A” according to the set
pitch (default is 440 Hz).
The level of the tone can be adjusted using the small “speaker” handle located just below the “Play Tone” button.
5 Pitch Selector
Sets the reference frequency. The default value is 440 Hz and the range is from 438 to 445.
6 Mute
Press to mute the output of the tuner. This is excellent if you need to tune visually only.
7 Scale Modes
The following scale modes are available via the drop down menu:
THE IMPACT TWIN TUNER
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THE IMPACT TWIN TUNER
Impact Twin comes with an excellent tuner that provides various modes for stringed instruments. The Tuner page holds all
relevant parameters as well as the tuner display. The tuner works on both channels 1 and 2.
The Tuner Page
1 Tuner Indication
In Strobe mode, three LEDs are always lit. If the pitch of the played note is too low, the LEDs run from right to left. If
the pitch is too high, the LEDs run from left to right.
In Normal mode (see below), three green LEDs at the center position indicate that the played note is in pitch.
2 Note Indicators
The displayed notes reflect the selected scale mode. In the example above, all eight pitch notes are indicated because
the C-Major scale mode is selected (see section 7).