Aihe: MI Audio Revelation-vahvistin
1
Terry Pantheras
16.10.2007 12:37:27 (muokattu 16.10.2007 12:38:28)
MI Audiolta on näköjään tulossa vahvistinkin pedaalien oheen. Vaikuttaa tosi mielenkiintoiselta ja monipuoliselta, pikaisesti verraten tulee vähän mieleen ENGLin Invader, eli jokaisesta neljästä kanavasta löytyy hönkää rankempaankin menoon. Joka kanavalla on kolme eri moodia. Muutenkin kaikki nuo mainostetut ominaisuudet saavat ainakin miun GAS:ini vellomaan:
 
http://www.miaudio.com/Amps4.htm
 
- A Vacuum tube guitar amplifier, featuring 4 completely independent, and uniquely voiced channels.
 
- Each channel has the flexibility to operate from clean to high gain.
 
- 4 FX loops, assignable to any channel.
 
- Dual Master Volumes.
 
- 2*EL34 power amp, with 5 operating modes, producing from 9W up to 60W output power.
 
- MIDI switching.
 
- Handcrafted in Sydney, Australia
 
Channel 1 (Green) is inspired by the traditional American preamp designs from 50's and 60's. One of its unique defining characteristics is the position of the tone stack, which is at the beginning of the preamp as opposed to the end. This channel has the lowest gain of all 4 channels, and is aimed more at the vintage side of things:
 
- Low Gain mode: This is a pristine shimmering clean. It is the most balanced of the clean modes in the Revelation, and LOVES pedals. Depending on how you adjust the powerful EQ and gain control, this mode can produce anything from glassy, 3D tones, to fuller more muscular clean tones.
 
- Mid Gain mode: This fattens up the original tone, and starts to overdrive gracefully as you pick harder. With the gain cranked, this mode will take you to vintage crunch territory.
 
- High Gain mode: Not really high gain per-se, but more of a vintage purring blues/lead sound. The unique position of the tone stack means that variations in settings affect the character and response of the overdrive sound.
 
Channel 2 (Yellow) is decidedly British in nature. The mids are a lot more forward, and the position of the tone controls (at the end of the preamp) completely changes the character of this channel, compared to channel 1. This is another channel which I'd consider to be 'vintage' voiced.
 
- Low Gain Mode: A wonderful clean counterpart to Channel 1's low gain mode. The forward mids really accentuate the elastic nature of this channel, and helps to put the guitar more forward in the mix. This mode also loves pedals, and can give your OD pedals a very different sonic 'highlight' compared to Channel 1. It's almost as if you've re-voiced your pedals!
 
- Mid Gain: This is one of my favourite sounds on the amp. This mode purrs. Lovely, glowing amber tones, touch sensitive and sonically wide. This is also an awesome mode for creating high gain tones when you run the power amp into overdrive, using one of the lower power modes (the power amp can run as low as 9W if you like)
 
- High Gain: In order not to overlap with Channel 3's tight precise character, I made sure that this channel's high gain mode was fat and spongy, a beautiful responsive vintage lead sound.
 
Channel 3 (Blue) is what happens when you take Channel 2, and mod it to the max. It's definitely a 'modern' channel. Inspired by the hot-rodded, custom amps of the 80's and 90's, this channel exhibits a tight controlled low end, a precise high end, and huge midrange response for cutting through the mix.
 
- Low Gain Mode: The tight low end of this channel, when applied to a 'clean' sound results in a very percussive and focused clean, with a lot going on in the mids. It's certainly a very different clean to the previous channels, and makes an awesome funk channel. It's also a great tight channel when the power amp gets cooking, and very decidedly 'brown'
 
- Mid Gain Mode: Its also here that the controlled low end of this channels architecture starts to pay serious dividends. The response of this channel when overdriven is perhaps the fastest found in the Revelation. Also, the note definition is amazing. Complex chords ring true, with wonderful note separation and clarity.
 
- High Gain Mode: This is high gain lead heaven. Amazing saturation, sustain, definition, and all delivered with precision. The tone is deep, complex, woody, and blooming. Its top end response is smooth, and stays wonderfully musical regardless of how much gain is used.
 
Channel 4 (Red) is the alter-ego to Channel 3. Also a 'modern' channel, it's everything that Chanel 3 is not. At every stage of the preamplifier circuit, the signal is handled in the opposite way to Channel 3. This creates a sound, which in every mode, is the counterpart of Channel 3. Instead of thin and detailed, the Low gain mode is dark and moody. Instead of focused and fast, the Mid gain mode is fat and momentous. Instead of cutting a controlled sonic path, the High gain mode forces its way through with sheer brute power, pushing aside anything in its way.
 
- Low Gain Mode: This is a surprisingly wonderful clean channel. It's actually great for Jazz, and really helps to tame brighter single-coils.
 
- Mid Gain Mode: The dark character of the low gain mode gives way to a sharper, more abrasive sound. Remarkably, the huge low end of Channel 4 remains in tact, producing a powerful rhythm guitar sound, with a very wide sonic footprint. Due to the architecture of this channel, and the broad frequency content of the sound, this mode does not lend itself well to subtle and complex chord voicings. But then again, this channel is anything but subtle!
 
- High Gain Mode: There is nothing tame, polite or civilised here. This is pure aggression. The tone produced takes up a lot of space, and stamps its authority in any setting. This is a sound with a lot going on, a lot of lows, a lot of mids, and a lot of highs.

 
Tuo teksti vaatinee suodatusta hypetyksen suhteen, mutta kaikkinensa vaikuttaa asialliselta vahvistimelta ja lähtee ehdottomasti testiin kun saapuu näille leveysasteille. Varsinkin kun MI Audion pedaalit on vakuuttaneet meikäläisen hinta/laatusuhteeltaan ja tätä samaa yhtälöä voisi myös odottaa Revelationilta.
Yeah
Lilli
16.10.2007 13:05:09 (muokattu 16.10.2007 13:06:32)
MI Audiolta on näköjään tulossa vahvistinkin pedaalien oheen. Vaikuttaa tosi mielenkiintoiselta ja monipuoliselta, pikaisesti verraten tulee vähän mieleen ENGLin Invader, eli jokaisesta neljästä kanavasta löytyy hönkää rankempaankin menoon. Joka kanavalla on kolme eri moodia. Muutenkin kaikki nuo mainostetut ominaisuudet saavat ainakin miun GAS:ini vellomaan:
 
http://www.miaudio.com/Amps4.htm

 
Melkoisen monipuoliselta vaikuttaa, voisi ilta poikineen kulua soundimahiksiin tutustuessa. - Liekö jotain yhteisiä piirteitä Marshall JVM410h:n kanssa?
 
Ja mikä mahtaa olla hinta? Toisessa topicissa mainitsinkin jo Musikantissa Marsua tarjotun about 1250 eurolla.
"Saarijärven Paavoa en ole nähnyt mutta aamulla luulen nähneeni vessanpöntössä Jeesuksen!" - vaimoni juhannuspäivänä 2000
Terry Pantheras
16.10.2007 15:28:40
Melkoisen monipuoliselta vaikuttaa, voisi ilta poikineen kulua soundimahiksiin tutustuessa. - Liekö jotain yhteisiä piirteitä Marshall JVM410h:n kanssa?
 
Ja mikä mahtaa olla hinta? Toisessa topicissa mainitsinkin jo Musikantissa Marsua tarjotun about 1250 eurolla.

 
Vaikuttaa aika samanlaiselta ominaisuuksiltaan: 4 kanavaa, jokaisessa kolme moodia, MIDI-ohjattavuus, 2 masteria, EL34 pääteputket... Erona, notta MI Audiossa 4 efekti looppia siirrettävissä mille tahansa kanavista, 9-60w tehonsäätö, ei kaikua kuten Marsussa. Revelationissa on käytetty myös jotain microcontroller switching systemiä minimoimaan tone-hävikkiä (miten yleistä sitten lienee muissa vahvistimissa...?). Mikäli ymmärrän oikein, niin tuolla pyritään konfiguroimaan signaali uudelleen kanavia vaihdettaessa (?):
 
The preamp design of the Revelation is something which took me a very, very, very long time to develop. Technically, it's the marriage of puritan simplicity with unparalleled flexibility. One one hand the design is simple, as I didn't want the tone shaping to be overly complex. Many of the greatest guitar tones are created by minimizing the path from input to output. On the other hand, the very clever microcontroller switching system has the ability to reconfigure the signal path to radically alter the tone, from one channel to the next. This is done with a small army of high voltage relays for the ultimate in tonal purity. There are absolutely no FETs, LDRs, or any other type of analog switches ANYWHERE in the signal path, from the input socket to the speaker output.
 
Niin noh, hintahan selviää, kun tuote julkistetaan...
Yeah
Iron Horse
16.10.2007 17:29:10
Huomatkaa, että Michael co. on jo modannut sen valmiiksi =)
 
For the clinically insane,...
 
Since Channels 1 and 2 are lower gain, and since Channels 3 and 4 can also be run in lower gain modes, I decided to also add a high gain trimmer control on the back of the amplifier, which allows you to get an extra 20db of gain from the high gain mode, to push things over the cliff, if you will. It's also for people who feel that there isn't enough gain in Channels 3 and 4,... but personally, I think there's plenty on tap. But for those who can't resist the temptation to hotrod their amps for further gain, I've built the hotrod already in there for you!
More is more. Blackmore. http://www.youtube.com/watch?v=HOVK4Q4jMhg&mode=related&search=
Terry Pantheras
17.10.2007 09:19:54
Huomatkaa, että Michael co. on jo modannut sen valmiiksi =)
 
Hehe, joo... Vaikuttaa jo melkein liian monipuoliselta. Noh, ainakin kaikki mahdolliset dilemmat on otettu huomioon ja mietitty valmiiksi, ei sinänsä mitenkään tyhmää... :)
Yeah
JuSu
15.11.2007 09:37:33
http://www.guitargear.net.au/discussion/index.php?topic=3924.0
 
Tuolla paljon lisää infoa tästä... Hiton mielenkiintoinen. Mutta....
 
Niin noh, hintahan selviää, kun tuote julkistetaan...
 
...hinta. Australian hinta on alustavasti varmistettu 3500 paikalliseen dollariin. Jos hintasuhde on about sama kuin pedaaleissa, niin se vehjes maksaa Suomessa samanverran euroja. Which is NOT nice.
 
Suoralla kurssilla muunnettuna hinta olisi 'vain' about 2200 euroa, mutta maksaahan se rahtaaminen jne jne.
 
JuSu
"Life sucks and then some guy on an internet forum refuses to swap his wife for a packet of biscuits." -noir-
Mursuviiksi
02.04.2008 22:12:33
Wow! Kyllähän Ibrahimin porukat kauan tuota kehittelivätkin ja nyt ymmärrän miksi. Ihan hiki meinaa tulla kun katsoo kuvia ja lukee tekstiä :)
 
Hinta taitaa harmillisesti olla aika kova kun Suomeen tuokin joskus saatavaksi tulee...
I like an escalator, man, 'cause an escalator can never break. It can only become stairs. There would never be an "Escalator Temporarily Out of Order" sign, only "Escalator Temporarily Stairs. Sorry for the Convenience." - Mitch Hedberg (R.I.P.)
Kiinankeisari
02.04.2008 22:26:08
ihan jumalattoman hienot värivalot tuossa etupaneelissa, kertakaikkisesti!
"soita silleen makeesti" -Albert Järvinen
ReBeat
02.04.2008 23:11:06
 
 
Logon muoto on epäonnistunut. Isot M ja I ovat liian kaukana toisistaan. Miksi noin, kun se normaalisti on tiiviimpi? Nyt se näyttää samalta kuin kerrostalojen nimitauluissa joskus harakanvarpailla kirjoitetut "modatut" nimet.
Terry Pantheras
03.04.2008 09:37:10 (muokattu 03.04.2008 11:36:47)
Juu, pakkotyypitys! Hinta tulee olemaan jotain 2500€ korvilla, arvioi Musamaailma kun kyselin taannoin. Aussidollareissa hinta on 3699, eli euroissa 2150:n tienoilla + footswitch. Kesällä pitäis olla myynnissä...
 
E: eurot
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