How to use a Delay, Part 2

In Part 1 of this series of posts dedicated to the use of delay, I have shown how to create rhythmical effects “à la U2” by synchronizing the delay to the tempo of a song.  Today, in Part 2, I will first give you a few example settings showing how to fatten your tone using a Boss DD-3 and an Electro Harmonix Deluxe Memory Man. After the videos, I will explain the differences between analog and digital delays as they both have distinct sounds and when it comes to choosing a delay pedal, the analog versus digital debate is still very much alive!

Fattening your tone: the “guitar hero” delay effect

Here is a personal favorite of mine, the type of delay that countless 80s guitarists used pretty much all the time to season their fierce solos. I have reproduced it using a Digital Boss DD-3 as well as an Analog, darker sounding Electro Harmonix Deluxe Memory Man:

Gear used: American Classics Stratocaster with Kinman pickups -> Analogman TS9 -> Proco RAT 2 -> Marshall JMP-1 preamp plugged direct into the recorder

To recreate this type of delay using a software plugin or multi-effect, set a delay time around 350 ms, 3 or 4 repetitions and a mix level of about 25%. Results may vary depending on your exact equipment. As always, experiment to find out what you are most confident with and most importantly what the song you are working on exactly needs.

Fattening your tone: the slapback echo

I have written a complete post about it so I will only give the audio examples here. The slapback echo is the “mother of all delays”. It consists of only one short repetition. As simple at it may seem, it is a very effective tool as shown in this video:

Gear used: 78 Telecaster -> Proco RAT 2 -> Fender Champ

In the video, the slapback delay is generated using Cubase 5’s delay plugin with the following settings:

Slapback Settings

You can achieve the same type of tone with a Boss DD-3 and the following settings: Mode 200ms, E.LEVEL at 12 o’clock, F.BACK at 9 o’clock and D.TIME at 4 o’clock. You might want to vary the E.LEVEL or D.TIME to taste. It is easy to reproduce this effect with any other model of delay, just set the “delay time” between 70 and 200ms and the “feedback” quite low in order to have just one repeat.

Fattening your tone: Multitap delays

When one delay is not enough, use several of them! Known as “Multitap Delay”, the use of two or more delay units multiply the possibilities. Here I show the Boss DD-3 and the Electro Harmonix Memory Man together. Note that I had to reduce the delay time on the DD-3 compared to the first video, reason being that the previous settings were too close to the Memory Man and did not create enough of a swirl:

Gear used: American Classics Stratocaster with Kinman pickups -> Analogman TS9 -> Proco RAT 2 -> Marshall JMP-1 preamp plugged direct into the recorder

Again experimenting is the key here. I have used two delay settings that were quite similar but you can also use two delays with very different settings like a short one and a long one. At some stage, Joe Satriani was using three delays at once: one with a short delay time, another one with a medium delay time and a third one with a long delay time. It gave his tone almost a reverb like feeling.

The Analog vs Digital Debate

After seeing these demos you might want to go shopping for a delay pedal and must be wondering: “analog or digital?”. We have to go back in time in order to understand why there are several types of delays on the market.

Continue reading How to use a Delay, Part 2

How to use a Delay, Part 1

The delay is a favorite effect of mine. I remember the first time I tried one, I thought I was David Gilmour for a minute.  It is probably one of the most useful effects out there. It offers a world of possibilities but it usually requires some practice to master. I will explore the main uses of a delay in a series of posts. Part 1 is dedicated to the creation of rhythmic patterns using a delay and we will see how to recreate the basic “U2” delay effect. Later, in Part 2, we will focus on the ability of this fabulous effect to fatten your tone and discuss the differences between analog and digital delays.

The Electro Harmonix Deluxe Memory Man Analog Delay and the BOSS DD-3 Digital Delay, two very popular models
The Basics

What a delay does is repeat the notes you are playing on your guitar once or several times, each repetition being usually softer than the previous one. You encounter a similar effect in nature when shouting in a valley or a cave. The time between the repetitions can be chosen through a “delay time” setting on most units. It is usually labelled in milliseconds and ranges from a few milliseconds to several seconds for the most sophisticated models. The number of repetitions is usually defined by a “feedback” setting. Most units also offer a “level” or “mix” control which determines the amount of dry signal versus the delayed signal. Often, delays are also called echos. There is a difference though: delays can have an infinite number of repetitions whereas echos have a limited number.

To clarify, a delay unit should at least offer three settings: delay time, feedback and mix/level. More recently, delays have been incorporating many other settings which I mention further down.

Delay Time and Tempo

You will often read or hear that the delay time should be set according to the tempo of the song you are playing. I don’t think this is always true. If you are using the delay to obtain a rhythmical effect (think The Edge from U2 or Pink Floyd’s “Run like Hell”), then yes the delay time should follow the tempo of the song. But if you are using the delay to fatten your tone (as we will see in Part 2), I don’t think following the tempo of the song is so important.

Using the delay for rhythmical effects: the infamous dotted eighth

The Edge, U2’s guitarist, has made the use of rhythmical delay effects his trademark. In the beginning of  his career in the early 80s, he was already using a delay to make out as if he was playing more notes than he was actually playing. The trick was that the notes “played” by the delay were in sync with the tempo of the song which gave U2’s songs an amazing “pulsation”.

At the time, he was only using analog delays which means the settings had to be done “by ear” and that is not that easy. It also meant that the drummer had to play in sync with the delay. This led The Edge and U2 to drop the delay on their second album (“War”). It was of course back in full force on the subsequent albums on songs like Pride or Where The Streets Have No Name, probably helped by the arrival of digital technologies.

It is easier nowadays to get the same kind of effect using a digital delay unit or a software plugin which allows you to set the delay time to the millisecond. The basic “U2 delay effect” is obtained by setting the delay time to a “dotted eighth”. The feedback should be set so that you have about three or four repetitions and the level/mix quite high, at about 50%. Then, all you have to actually play are eighth notes, the delay will do the rest (see the audio examples below). Note that a dotted eighth is equivalent to 3/16th of a note.

Here is the formula to calculate the delay time so that it falls on a dotted eighth:

delay time in ms = (240000/tempo)x3/16.

Let’s take an example. At a tempo of 120 BPM, divide 240000/120, you get 2000. Multiply 2000 by three and divide by 16 and you get 375ms.

Here is an audio example at a tempo of 120BPM, WITHOUT any delay first:

Audio MP3

Then the exact same thing augmented by a delay set at 375ms, 3 or 4 repetitions and mix at 50% (I have used the delay integrated into my Boss MICRO-BR recorder with the feedback at 13):

Audio MP3

Pretty cool!

Some pedals spare you the cumbersome calculations and allow you to actually do this while playing alongside a drummer in real time, and without any prior knowledge of the tempo. They do so thanks to two extra features that most delay pedals don’t have: a “tap tempo” function and a setting that allows you to choose the delay time based on a “musical” subdivision (dotted 8th for instance). The Tap Tempo allows you to “tap” a pedal in time to set the value of the delay time “on the fly”.  So on these particular models, you can select “dotted 8th” and tap alongside your drummer and voilà, the delay should automagically be in time.

These models include the BOSS DD-20 Digital delay, the Line 6 Echo Park,the TC Electronic Nova Repeater or the super duper boutique high end Providence CHRONO DLY-4. A lot of pedals have got a Tap Tempo feature nowadays but not that many have the ability to select a “musical” subdivision. A note to BOSS DD-7 users: there are a few musical subdivisions (including dotted eighth) that can be selected using the mode selector, check out the manual.

Finally, know that the dotted 8th is not the only interesting subdivision, it is just one that has been used time and again on numerous hits. As always, feel free to experiment! There are two really cool websites you might want to check out if you are into using delays for rhythmical effects: this one by Tim Darling which deals with everything “The Edge” and this one by David Battino which is more generic.

In Part 2 of this series of posts, we will see how we can sound like a guitar hero by fattening our tone using a delay. Stay tuned!

Guitarists: The Tone of John Butler

It is time for some electric/acoustic action with John Butler. I will attempt to approach his tone using some common and relatively inexpensive pedals.

Australian guitarist John Butler was revealed to the mainstream in 2004 when his third album, “Sunrise Over Sea”, was released. This album included a huge hit single: “Zebra“. John Butler always plays in a trio configuration, hence the name of his band “The John Butler Trio”.

John Butler in Auxerre, France, 2007 - Photo by Benoît Derrier
Guitars and Guitar Style

His guitar style and and use of gear are quite original, although not entirely unique. His main instrument is a 12 string acoustic guitar made in Australia by Maton. I should actually say 11 strings since the higher ‘G’ is removed as, according to John Butler, it makes the guitar sound too trebly. This guitar is used “normally” as well as plugged into effect pedals and a Marshall amp to give it a more “electric” vibe.

From a style point of view, John Butler’s mastery of finger picking and slide as well as guitar percussion make him an interesting guitarist to study, quite fresh compared to the heavy rock super fast arpeggios type. Don’t get me wrong, I like super fast heavy metal players but it is sometimes nice to study a different style, which happens to be quite technical too!

John Butler also plays a Dobro, a banjo, a Telecaster or a 6 string acoustic guitar but I will concentrate in this post on his 12 string tone. In this interview, John Butler explains in details what guitar he uses and his signal path, which is fairly complex but I will try to summarise it here.

Signal Path

John Butler’s 12 string Maton is fitted with two pickup systems, one for the “electric” tone and one for the “acoustic” tone.

For the electric tone, the magnetic part of a Seymour Duncan Mag-Mic soundhole pickup  is used. This is what goes into the pedal chain. This pedal chain is composed of a Boss ODB-3 Bass Overdrive, a Voodoo Lab Micro Vibe, a Boss RV-2 Digital Reverb, a Dunlop CryBaby 535Q wah and finally an Akai Head Rush E2 delay. The pedal chain then goes into an Avalon U5 instrument DI/preamp. The signal from the Avalon U5 then goes into a volume pedal and an Ibanez TS9DX overdrive before going into a 1975 Marshall JMP Super Lead amp. phew… The volume pedal allows to blend in more or less electric tone, very clever…

Here is a photo of the pedal chain (source here):

John Butler's Pedal Chain

For his acoustic tone, John Butler relies on the integrated APMic pickup system devised by Maton for their guitars. The signal from this pickup system goes into an Avalon M5 Microphone Preamp. Both Avalons preamps (the U5 mentioned earlier and the M5) go into a mixer and then into a switcher box and then into the main mixing desk. This is the “acoustic” tone. But from my understanding, since the output of the two avalon preamps are mixed together, some of the pedal effects are part of this acoustic tone, not so purely acoustic then…

John Butler uses the same system live or in the studio. In the latter case, his guitar is also recorded by microphones which gives him another signal to play with. This whole system is very flexible as it can provide a pure acoustic tone, an acoustic tone with effects or a more electric tone. The amount of electric tone can be controlled via a volume pedal.

Let’s Try to Approach John Butler’s Tone

The idea in this series of posts is to try to capture the spirit of one’s tone with a minimum of gear. I hope to inspire you into using an acoustic guitar in an “unconventional” way, that is augmented by an electric guitar amp and effects. I have not tried to reproduce the acoustic/electric duality of John Butler’s setup and have focused on the electrification of an acoustic guitar. It is something than few guitarists do but which can open a world of possibilities.

I am lucky enough to own an Australian made Maton guitar, an EM225C to be precise. It is equipped with the AP4 pickup system, also designed by Maton. It is a fantastic instrument but has “only” 6 strings. So the first pedal I decided to use was a BOSS CH-1 chorus in order to simulate a 12 string tone. I then decided to use a BOSS RV-3 reverb, close enough to the RV-2 John Butler uses. Both the RV-2 and RV-3 are discontinued so you will either have to get the newer RV-5 or look on the second hand market. I also decided to use a BOSS SD-1 overdrive which is a cheap but good enough overdrive. Of course, you could be using an Ibanez Tube Screamer or any other good overdrive, including your amp’s. Finally, I opted for a Morley wah because we all love some wah action.

The final chain went:

Maton EM225C Guitar -> Morley Wah -> BOSS SD-1 Overdrive -> BOSS CH-1 Chorus -> BOSS RV-3 Reverb -> Fender Champ amplifier set clean.

I show at the beginning of the video how a chorus effect can emulate the tone of a 12 string guitar and then I show the whole chain:

The settings were:

  • Amp: 1974 Fender Champ with VOLUME at 3, BASS at 10 and Treble at 2.
  • BOSS SD-1 Overdrive: Tone 9 o’clock, Level 12 o’clock, Drive 3 o’clock
  • BOSS CH-1 Chorus: E.LEVEL 3 o’clock, EQ 2 o’clock, RATE 12 o’clock, DEPTH 2 o’clock
  • BOSS RV-3 Reverb: BALANCE 9 o’clock, TONE 9 o’clock, R.TIME 1 o’clock, MODE 9

The amp was miked with a RODE NT-4 and recorded with a BOSS Micro-BR. The recording was then transferred into Cubase 5 to add some compression (mainly to optimise the volume).

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