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Electro-Harmonix Holy Grail
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All user reviews for the Electro-Harmonix Holy Grail

4.3/5
(22 reviews)
55 %
(12 reviews)
32 %
(7 reviews)
5 %
(1 review)
5 %
(1 review)
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Users reviews
  • RolfpedalboardsRolfpedalboards

    Electro-Harmonix Holy GrailPublished on 03/31/09 at 06:37
    (This content has been automatically translated from French)
    Analog Reverb Pedal, you can get a spring-type reverb (spring) or Hall (main hall) and a mode shuffled hall and a flanger.

    UTILIZATION

    Could not be more simple to use, you plug the guitar, we chose the mode, turn the large knob depending on the dose DSIR reverb ....

    I would not even need a manual.

    SOUND QUALITY

    The quality of sound? I had 2 head amp before that possdait a spring reverb. For the kind of music I do (indie rock) THE reverb.Ca it is the little reverb Annual Full discrte the reverb, we quickly feel like a member of mono, mogwai etc ....

    Attention from the fact that the AC analog color the sound a bit. If you want a far more specific I would suggest th…
    Read more
    Analog Reverb Pedal, you can get a spring-type reverb (spring) or Hall (main hall) and a mode shuffled hall and a flanger.

    UTILIZATION

    Could not be more simple to use, you plug the guitar, we chose the mode, turn the large knob depending on the dose DSIR reverb ....

    I would not even need a manual.

    SOUND QUALITY

    The quality of sound? I had 2 head amp before that possdait a spring reverb. For the kind of music I do (indie rock) THE reverb.Ca it is the little reverb Annual Full discrte the reverb, we quickly feel like a member of mono, mogwai etc ....

    Attention from the fact that the AC analog color the sound a bit. If you want a far more specific I would suggest the T-Rex mat room.

    OVERALL OPINION

    I use it for three months, there is nothing I can blame the pedals. Price quality ratio I think this makes a must (but is not it the case dj??)
    I would do without this choice except
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  • lerockeurfoudu33lerockeurfoudu33

    The 60s and 70s back in fashion

    Electro-Harmonix Holy GrailPublished on 08/14/11 at 03:31
    (This content has been automatically translated from French)
    analog and digital reverb
    Three modes, a button in the intensity of the effect
    an input and an output jack
    9V adapter is provided (one less to buy)

    nothing very complicated

    UTILIZATION

    The three modes are really beautiful
    -SPRING: a reverb that is used on tube amps
    -HALL: a classic reverb that find little holes on just about amps
    -FLERB: a mixed reberb a flanger is quite funny as a mixture

    No need for manual, anyway it is in English

    SOUND QUALITY

    nothing to say on it. given the quality of the effect that more than justifies its price.

    that is perfect, I bought it because I have a Peavey ValveKing Royal 8 (perfect for blues and light crunch) that co…
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    analog and digital reverb
    Three modes, a button in the intensity of the effect
    an input and an output jack
    9V adapter is provided (one less to buy)

    nothing very complicated

    UTILIZATION

    The three modes are really beautiful
    -SPRING: a reverb that is used on tube amps
    -HALL: a classic reverb that find little holes on just about amps
    -FLERB: a mixed reberb a flanger is quite funny as a mixture

    No need for manual, anyway it is in English

    SOUND QUALITY

    nothing to say on it. given the quality of the effect that more than justifies its price.

    that is perfect, I bought it because I have a Peavey ValveKing Royal 8 (perfect for blues and light crunch) that contained no reverb, so this pedal allowed me to complete my pedalboard is the moment consists of:
    an Electro Harmonix Holy Grail (bought new)
    a dunlop cry baby gcb 95 (bought used)
    GE7 a boss (also bought used)
    with all this in addition to the peavey tube I also use a marshall mg 30dfx

    for me it's three pedals are and will remain a very solid base for playing blues rock hard rock show.

    OVERALL OPINION

    I use it for a good week.

    I also tested the different reverb to less than € 100 and then Danelectro behringer and as the boss rv-5 but nothing I liked the fact that the only Danelectro SPRING, behringer is the brand most disappointing of music equipment (not impressive that the brand has disappeared), and the boss is a digital therefore what is good quality it is not enough for me my prize is a bit chilling.

    the flerb but it is not really my style, the best is the two other

    value for money is more than correct
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  • wwhhhaattwwhhhaatt

    good when you get a good one

    Electro-Harmonix Holy GrailPublished on 06/22/11 at 08:59
    This is just a plain and simple reverb pedal.
    1/4" input and output
    9v power jack
    one stomp switch
    one knob
    one switch to change between spring, hall, and flerb settings

    UTILIZATION

    Getting a great sound out of the holy grail is very simple. In typical old school EH style you get a simple layout that's meant to just get good sound. No frills. Plug in your cables, get some power to it, twiddle the knobs and you are good to go. I suggest using the supplied adapter since this pedal takes quite a bit of juice to run properly.

    SOUND QUALITY

    The sound of this reverb is excellent and very natural sounding. It is not thin and over processed sounding like some of the others …
    Read more
    This is just a plain and simple reverb pedal.
    1/4" input and output
    9v power jack
    one stomp switch
    one knob
    one switch to change between spring, hall, and flerb settings

    UTILIZATION

    Getting a great sound out of the holy grail is very simple. In typical old school EH style you get a simple layout that's meant to just get good sound. No frills. Plug in your cables, get some power to it, twiddle the knobs and you are good to go. I suggest using the supplied adapter since this pedal takes quite a bit of juice to run properly.

    SOUND QUALITY

    The sound of this reverb is excellent and very natural sounding. It is not thin and over processed sounding like some of the others out there and does not muffle or bury your sound unless you want it to. I have never owned a nice spring reverb but this emulation seems to work for people who have owned them. All I know is that it sounds better that my experience with cheaper spring reverb units. The hall sound is what I mainly used because it seems a bit deeper sounding and works better for that huge ambient sound that I like in a reverb. It fills out the sound nicely without that digital sound you get in the boss stomps or other digital emulations. The flerb sound is nice to have too for when you want something a little more wild sounding although it would be hard to work it into a lot of songs because it stands out quite a bit. I think they were going for a flange sound hence the "FL"erb whatever it is I like it and it's very unique.

    Another welcome thing is the bypass. No preamps or buffers in this pedal just a nice big true bypass stomp switch. I am not of the crowd that thinks your whole signal chain should be true bypass but I definitely prefer time based effects that might be in your amp's effects loop to be either true bypass or have a very high quality buffer. Electro Harmonix is not exactly known for quality buffers so I think it was a good call going for a true bypass on this box.


    OVERALL OPINION

    For me the sound of a pedal is always the number one priority. I can usually work around any design hangups if the end sound is worth it. I would say the Holy grail is great for most reverb requirements. It is not very tweakable but the one knob design provides a pretty wide variety of tones. The knob is also big enough to move with your foot during live performances. That is something I love about the huge boxes Electro harmonix likes to use.



    The one downside to this pedal is there seems to be a bit of quality control problem and an intermittent noise issue. I have owned three of these and one had a high pitch whining that was always there while the others it was intermittent or not there at all. The pedal also seems to be picky about power supplies and placement. I had mixed results using a pedal power II so I usually just used the supplied wall wart and never ran any boosts/od/etc.. after it.

    If you get one that does not have noise issues you will love the sound.
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  • Grateu007Grateu007

    Electro-Harmonix Holy GrailPublished on 03/14/10 at 06:06
    (This content has been automatically translated from French)
    analog reverb.

    UTILIZATION

    SIMPLE: A SELECTOR Reverb (SPRING, HALL AND FLERB)

    + A knob to control the amount of reverb.

    SOUND QUALITY

    Ok, everyone talks about this reverb as one of the best reverb on the market. In my case, I am very disappointed. We lose so much the presence of the instrument and what is more, there is loss of volume ... Not terrible!

    OVERALL OPINION

    NOT REALLY TERRIBLE!
  • EяяаtomEяяаtom

    Plug & Play!

    Electro-Harmonix Holy GrailPublished on 07/24/10 at 10:23
    (This content has been automatically translated from French)
    Digital effect. An intensity adjustment, 3 modes.

    UTILIZATION

    easy!

    SOUND QUALITY

    Good sound quality.

    OVERALL OPINION

    the +
    . Simplicity and efficiency

    The -
    . A second setting for the delay time can be ... ?
  • moosehermanmooseherman

    Electro-Harmonix Holy GrailPublished on 03/03/10 at 15:28
    This is a unique analog reverb pedal. It can't be edited through a PC or Mac, and is not controllable by MIDI. It isn't rackable, as it is a guitar pedal. It has a 1/4" input and a 1/4" output, and can be powered with a power supply that comes with it, as well as with a battery.

    UTILIZATION

    The editing on this box couldn't be easier. It has one knob and a switch with three modes. The different modes are spring reverb, which is similar (almost identical) to the reverb found in old-school guitar amps. The next setting, hall, is pretty obvious. It sounds like you are playing in a room with lots of natural reverb. The third setting is called "flurb" and it stands for a mixture of flan…
    Read more
    This is a unique analog reverb pedal. It can't be edited through a PC or Mac, and is not controllable by MIDI. It isn't rackable, as it is a guitar pedal. It has a 1/4" input and a 1/4" output, and can be powered with a power supply that comes with it, as well as with a battery.

    UTILIZATION

    The editing on this box couldn't be easier. It has one knob and a switch with three modes. The different modes are spring reverb, which is similar (almost identical) to the reverb found in old-school guitar amps. The next setting, hall, is pretty obvious. It sounds like you are playing in a room with lots of natural reverb. The third setting is called "flurb" and it stands for a mixture of flanger and reverb, which is a good way of describing the effect.

    SOUND QUALITY

    I use this primarily with my Strat and Twin combo, since I use that most. I've tried it with an SG as well, and I liked that too. In general, this pedal will probably work the same with most guitars, and will possibly work well with other instruments like bass, keys, and vocals too. The quality of the sound is pretty awesome. It doesn't color the sound too hard from what was originally plugged it. It's generally pretty transparent. I thought that only having the one knob would be kind of limiting, as there isn't a whole lot of control to be found, but I actually kind of liked it after awhile. The fact is, the pedal is only capable of producing GREAT tones. It just depends on how much reverb you want there to be. I think that the spring and hall settings are way better than the "flurb" setting, but that's mainly because I am not a huge fan of the flanger effect in general. That being said, the spring setting is almost exactly like the reverb on my twin amp, except possibly clearer. I was quite a fan of it, really. The hall reverb is also quite natural. I like the sound of really reverberant rooms in general, but it's not always possible to record parts in rooms like that. This is when pedals like this come in handy. It seems like each value on the knob is like a different tone, good for almost every purpose.

    OVERALL OPINION

    The only thing I disliked about this pedal was the "flurb" setting. I had no use for it. Otherwise, it sounded great. Even though its marketed as being great for recording, I don't know if this is necessarily true, as the reverb does not have many ways to affect the sound. It might be difficult to manage within the context of recording a song. I think that this is a perfect pedal if you want reverb on your guitar during a live show. It might work with vocals for live shows, as well. I think that this is a great pedal, which isn't surprising since this company has always made great pedals.
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  • moosersmoosers

    Electro-Harmonix Holy GrailPublished on 02/15/09 at 15:24
    The Electro Harmonix Holy Grail is an analog reverb pedal. It has a 1/4 inch input and output and is not a rackable unit - it is a stompc box.

    UTILIZATION

    The configuration of the pedal couldn't be easier. It has a switch to choose which type of reverb you want - either spring, hall or flerb and has a large knob to control the level of the reveb. It is extremely easy to get a good reverb sound from this. I don't have a manual for this but this might be the easiest pedal in the world to use, so you probably don't need it.

    SOUND QUALITY

    The reverb produced with the Electro Harmonix Holy Grail reverb is great. Even though the parameters are limited, the three different types …
    Read more
    The Electro Harmonix Holy Grail is an analog reverb pedal. It has a 1/4 inch input and output and is not a rackable unit - it is a stompc box.

    UTILIZATION

    The configuration of the pedal couldn't be easier. It has a switch to choose which type of reverb you want - either spring, hall or flerb and has a large knob to control the level of the reveb. It is extremely easy to get a good reverb sound from this. I don't have a manual for this but this might be the easiest pedal in the world to use, so you probably don't need it.

    SOUND QUALITY

    The reverb produced with the Electro Harmonix Holy Grail reverb is great. Even though the parameters are limited, the three different types of reverbs make it vesatile because they are each unique sounding from each other. The spring and hall reverbs are both rich and are your typical spring and hall reverb effects. The flerb, on the other hand, is unique from just about any other reverb sound, as it brings its own sound to the table. I have used this pedal only with guitar - usually a '76 Fender Twin Reverb and a Gibson SG.

    OVERALL OPINION

    I've been using the Electro Harmonix Holy Grail for about three years. I love it because of the high sound quality and the ease of use. I don't have to fiddle for hours with this to get a good sound - it is quick and easy to dial in a great reverb tone. While this isn't as versatile as a Boss RV-5 or a Line 6 Verbzilla, you'll save a bit of money if you are looking for some simple, but realistic reverb sounds. The price is cheap and you know you're getting a good product because of Electo Harmonix's great reputation. Overall, I definitley recommend guitars who need some reverb to look into the Holy Grail.
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