Digital Effects; Reverb - Yamaha Portatone PSR-640 Owner's Manual

Digital Effects

With the digital effects built into the PSR-740/640 you can add ambiance and depth to your music in a
variety of ways—such as adding reverb that makes you sound like you are playing in a concert hall or
adding harmony notes for a full, rich sound.
With the PSR-740, you can take advantage of even more sophisticated features like the Multi Effect
function that lets apply several effects together or the Digital Equalizer that lets you adjust volume for
each of five frequency bands.
Reverb ....................................................................................................... page 50
You can create a reverb effect that makes you sound like you are playing in places
like a concert hall, or live in a club.
Reverb is always set to on for the PSR-740/640. A total of 24 different reverb
types are available.
Chorus ....................................................................................................... page 52
You can add a chorus effect that makes your playing sound as though multiple
parts were being played together at the same time.
Chorus is always set to on for the PSR-740/640. A total of 20 different chorus
types (16 types for PSR-640) are available.
DSP
In addition to the Reverb and Chorus types, the PSR-740/640 has special
DSP effects, that include additional effects usually used for a specific
part, such as distortion and tremolo.
PSR-740 : The PSR-740 features five DSP systems as follows :
• DSP
This system is always set to on. A total of 102 different DSP types are
available; however, these can only be selected in the Style Record mode.
• DSP 1 - 3 (Multi Effect)
The PSR-740 features three DSP systems, each of which can be turned
on or off by a panel button (page 54). A total of 74 different DSP types are
available.
• DSP 4
This system which can be turned on or off by a panel button (page 83) is applied
to the microphone sound (page 82).
A total of 74 different DSP types are available.
PSR-640 : The PSR-640 features one DSP system, which can be turned on or off
The [FAST/SLOW] button can switch between variations of the DSP effect. For
example, this lets you change the rotating speed (fast/slow) of the rotary speaker
effect.
Harmony/Echo .......................................................................................... page 56
You can add a variety of harmony notes to your playing in the right-hand section
(page 29), as well as adding tremolo or other effects.
Master EQ (PSR-740) ............................................................................... page 59
This lets you adjust the overall tone of the PSR-740, in five separate frequency
bands, giving you fine control over the sound.

Reverb

Selecting a reverb type
1
Press the [FUNCTION] button.
50
by a panel button (page 53).
A total of 74 different DSP types are available.
• For details about using
Digital Effects (Reverb,
Chorus, DSP, Multi-Effect,
Digital Equalizer) see page
152.
(PSR-740) (PSR-640)