Отзывы о Интегральный усилитель стерео Pioneer A-20

206 отзывов пользователей o Pioneer A-20

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Скроменый эксперт

08.05.2014

10/10

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Великолепно

  • + Цена
  • - По прошествии времени понял, что стоило брать А-30
Брал изначально для твика. Неожиданно хорошо заиграл в стоке. Добавил конденсаторов в питании, продублировал дорожки силовые в блоке питания и УМ акустическим проводом, заменил межкаскадные конденсаторы, отключил "муте" - звук просто сказка... На весь...
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Ваня

24.06.2014

10/10

Оценка пользователя

Великолепно

отличная модель
Отличное качественное звучание, режимы Direct и Loudness для украшения звука, доступная цена. Понравилось, какой эффект он оказал на мою акустику - колонки заиграли гораздо энергичнее и ярче, раньше я даже не знал, что они способны на такое звучание! Теперь переслушиваю старые композиции и наслаждаюсь обилием не замеченных ранее деталей
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Вадим

27.02.2014

10/10

Оценка пользователя

Великолепно

отличная модель
Брал изначально для твика, изучив сервис-мануал. Ограничился заменой конденсаторов, дублирование дорожек акустическим кабелем, добавление емкостей в питании. Эффект превзошел самые смелые ожидания. Читал, что а-20 легко можно приблизить к а-30 (по качеству, а не по мощности), а ведь соглашусь - драйва очень прибавилось. Звуком более чем доволен. Слушаю исключительно в директе. Опасался, что перед будет портить звук, но на удивление, его негативного воздействия не слышно. Пульт не понравился - неудобно управлять cd-плеером.
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Савинов Станислав

23.01.2014

10/10

Оценка пользователя

Великолепно

  • + Звук,удобен в использовании..хорошо дружит с акустикой ultimate sym3 достаточно мощно звучит!)
  • - Не дружит с колонками 8 омные . Купил ultimate sym3 4 Ома свободно раскачивает как надо .все устраивает!
Не устаивал мне звук с пионера 417 звук очень простой и купил пионер интегральный усилитель а-20 Удивил когда включил звук совсем другой и по мягче...
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Давыдов Олег

23.12.2013

8/10

Оценка пользователя

Хорошо

  • + Хороший звук, надежная сборка, режимы Direct и Loudness, цена
  • - Первое время тумблер громкости издавал странные звуки (спустя недели использования...
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Сергей

09.02.2014

8/10

Оценка пользователя

Хорошо

хорошая модель
Отличный усилок, бюджетный аппарат, я очень доволен. Советую.
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Александр

12.08.2013

8/10

Оценка пользователя

Хорошо

хорошая модель
Хороший качественный аппарат. С ним услышал много новых звуков на старых магнитофонных кассетах. Недостаток один: не доработан входной коммутатор. Есть вход для рекордера, но нет возможности контролировать сквозной канал. С колонками Vector HX200 в небольшой комнате регулятор громкости максимум на 11 часов. При включенной тонкомпенсации низких и высоких частот даже с избытком.
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Рыжов Тимофей

14.04.2013

10/10

Оценка пользователя

Великолепно

  • + Приятный качественный звук. Режим Direct. Качественный режим Loudness.
  • - Огромный размер.
    На пульте пара десятков кнопок, из них большая часть - не для усилителя. При этом настроек тембра на пульте...
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Скроменый эксперт

19.12.2012

10/10

Оценка пользователя

Великолепно

Отличный аппарат,мне очень понравился.Видео с флешки считывает медленно конечно,но это зависит от размера для меня это не проблема.Блютус работает замечательно.Звук после штатной "радиолы"на высоте.Качество видео для магнитолы потрясающее и не надо слушать кого-то что у его бабушки на телефоне лучше показывает кому не нравится пускай покупают 32 дюймовый Full HD в машину и наслаждаются.Берите не пожалеете!
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ALEX S.

01.10.2019

8/10

Оценка пользователя

Хорошо

Хорошая модель
  • + Хороший ,чистый достаточно динамичный звук . ВЧ, НЧ с запасом ,отлично работает тонкомпенсация . Все основные режимы управляються с пульта ,кроме баланса , тембра вч , нч. Не нагревается сильно .
  • - Нет чёткой маркеровки положения ручки громкости ,баланса , регуляторов...
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Скроменый эксперт

09.03.2015

10/10

Оценка пользователя

Великолепно

I recently purchased a SPH-DA120 and installed it in my 2002 F250. I have a Hertz 6 1/2" component set up front (tweeters in the pillars) and stock rear speakers. I also have a JL 13TW5 mounted in an enclosure that it built into the rear seat that is powered by an Audison SR1D.

I went through the measurement process and entered the measurements into the head unit. I set crossover points for the speakers and from there I adjusted levels to help center the image more. I was happy with how everything sounded but the imaging wasn't great. It was, for the most part, centered, but there was smearing. I attributed it to the fact that my front separates were on passive crossovers, the mid was in the door, and the tweeter was up high in the pillar. With such separation I had been searching for a compromise in measurements that would give me the best result.

No matter what I did, I still has smearing.

Out of curiosity - and since the SPH-DA120 has the Auto EQ feature - I decided to order the mic and see what it could do.

When it arrived I plugged it in, started the procedure, and shut the door.

When the Auto EQ process was done I was curious to see what kind of results I would see. The distances for each speaker were more than 10 inches from my real world measurements which I found interesting. The subwoofer was measured to be 119 inches away which would put it outside of the physical space of the vehicle. To be honest I think EVERY measurement that was in the head unit after Auto EQ would place the drivers outside the cabin of the vehicle. Odd.

When I looked at the levels the Auto EQ had given each speaker I noticed it had the driver's side (closest) at 0 and every other speaker (except the subwoofer) at -3. The subwoofer was at -15. I thought it was odd that the Auto EQ left the closest speakers at 0 and cut everything else. I believe I had the front at -2 on the driver's side and +2 on the passenger's side to get the best center prior to Auto EQ process. I had the subwoofer at -5 and the factory rear speakers I had turned off in the head unit.

Anyway, with Auto EQ complete, I played a few tracks with everything set to Auto EQ settings. First was track 25 from the Sheffield/A2TB test disc. This track is a stereo recording of three people describing their positions in the sound stage. The first person is a guy saying he should be on the far left of the sound stage, second is a woman saying she should be in the middle of the sound stage with no part of her voice coming from the left or right. Last is a guy speaking from the far right of the sound stage. With my physical measurements I could hear that the woman was centered, but a portion of the woman's voice also came from left/right. I figured this was due to the different distances between mid and tweet on each side. After the Auto EQ process she was locked in on center.

Next was Don't Know Why by Norah Jones. She was also locked on center and the song sounded better than before but seemed to be lacking a bit in bass.

The Eagles Hotel California from Hell Freezes Over was next. This song sounded great but the bass drum was weak. I finally adjusted the subwoofer level from -15 to -7. At -7 the drum came to life and sounded like it was up front. Any higher and the bass dragged to the back a bit - to the physical location of the subwoofer.

As far as the EQ settings, I haven't touched them. They're perfect. The Auto EQ software has to have more EQ bands available than what we get on the head unit's interface.

Now, crossover points. The SPH-DA120 allows users to set crossover points for subwoofer, front, and rear speakers. I had the 13TW5 on the SR1D crossed over at 63Hz @ 18dB/octave. The Auto EQ process changed that to 125Hz @ 18dB/octave. I changed that back to my original 63Hz setting. The front and rear speakers where at the same crossover points I has used prior to Auto EQ so those didn't change.

Overall, I'm happy with the results. The one spot where I think the Auto EQ process could use some work is determining subwoofer crossover points and level adjustment. My 13TW5 on 460W from the SR1D shouldn't be pounding out mid bass at 125Hz. That may be fine with the subwoofer level set to -15 like the Auto EQ had done, but when actually listening to music with Auto EQ settings on the sub, the overall bass output was weak compared to the rest of the system settings.
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Скроменый эксперт

26.10.2014

10/10

Оценка пользователя

Великолепно

Pioneer . . . what memories that name brings back. I started off my music listening life with a little AM transistor radio and a little white earplug. As I was growing up, I moved up to bigger radios with FM bands, as well as a groovy one shaped like a love medallion that you wore around your neck! Next, came a huge silver portable GE radio, with a tape deck, and then a hand-me-down receiver that had a headphone jack for large headphones. There was also a record player at all times, too.

Finally, high school graduation loomed and it was also time to graduate to a component stereo system with speakers. For me, it was Pioneer. Actually, I think it was Pioneer for everyone. I can't even remember another brand out at the time. I know I went through at least two sets of receivers, turntables, tape decks and speakers. Then, right before I received my first iPod, I started switching to Onkyo. I can't remember why. It didn't matter, though; after that first iPod, it was goodbye to large stereo equipment. Packed out of the way, the stereo stand then held printers, scanners and other computer components.

This month, the stereo stand now holds a turntable and this Pioneer Elite Amplifier. Soon, I'll put an old Onkyo CD player on it, too, as soon as I find it in the closet. Nearby, are two very old Pioneer bookshelf speakers. It's a start. So, how is this Pioneer integrated amplifier different from an old Pioneer receiver? Well, to begin with, it has no radio receiver, which is fine, since there are really no good over-the-air radio stations any longer in my area. You also can attach to it components that never even existed in the old days, such as a network audio player like the Pioneer Elite N-30 Audiophile Network Audio Player with AirPlay & DLNA 1.5, and an iPod or iPod dock. (To attach the iPod, you need AmazonBasics Composite AV Cable for Apple iPhone 4/iPad 3rd Gen/iPod - 6.5-Feet (2 Meters). It further has jacks for a SACD/CD player, a turntable, a tuner, and a CD recorder or tape deck. (You can record from any of the other audio sources connected.) Two sets of speakers can be attached either by cables or banana plugs.

Sound wise, it is a whole different world from the smaller Bluetooth speakers. But I'm no sound expert, and my speakers are on the small size. It also has a remote control that can do everything. You'll need the larger headphone adapter, too, if you only have headphones with the small plug that fits into an iPod, such as the Premium High Quality Adapter STEREO GOLD Plug 3.5mm M to 1/4" F Adapter Metal - 3.5mm Stereo Plug to 6.35mm (1/4 Inch) Stereo Jack Adaptor - Gold Plated - Lifetime Warranty. This Elite component is truly beautiful, much nicer looking than any other Pioneer component I ever had. But back then, all stereo components looked beautiful, because it was the most beautiful way to listen to music. I love the practicality and small size of the iPod, and the small wireless speakers you can use with it, but it's really not the same as using large stereo equipment, large headphones and large speakers.
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Скроменый эксперт

19.12.2014

4/10

Оценка пользователя

Ужасно

I was using this to power some Definitive Technology BP10 speakers (which are ver efficient and can be driven with small amounts of power). But this little Pioneer couldn't do the trick. To get life-like playback I had to crank the volume up to 75%. And I don't have a large listening room. Maybe 18ft x 12 ft max. I'm pretty sure the amplifier started clipping the signal, because all of the sudden I noticed distortion coming from one of my tweeters... I also have a pair of Martin Logan bookshelf speakers, and I often found myself turning up the Pioneer past 50% to get decent volume. Needless to say, I am returning this amplifier. I spent the extra $80 (well $60 technically since Crutchfield doesn't charge for tax or shipping) and got an NAD C 316BEE. It's only rated at 40wpc continuous, but man does it deliver! I can barely get the volume past 35% and my speakers are rocking! I think the NAD C 316BEE is the best bang for the buck out of any integrated amplifiers right now. You'll be glad you spent the extra money instead of buying this Pioneer like I did and then having to deal with returns. If you have a very small listening area, ridiculously efficient speakers, and only listen to music at moderate volumes, than the Pioneer might work for you. But if you want plenty of power and the option to really crank your speakers every once in a while, than I would go for the NAD or a Yamaha A-S500.

Cheers
Ed
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Скроменый эксперт

07.12.2014

10/10

Оценка пользователя

Великолепно

Sometimes it pays to read the reviews and follow their advice...this isn't one of those times! After reading the reviews, I almost decided to not buy this Mic. Heck, even car stereo installers I'm friends with, told me it was a waste of money. Well, at least one has eaten crow! Like almost everything dealing with electronics, you have to follow a set procedure to obtain the best results. Pioneer Auto-eq is no exception to this rule. There is a demonstrative improvement in sound quality with auto-eq on....it cannot be denied.

There are a couple "tweeks" that I would suggest; first, get out of the car. Once the countdown starts, get out close the door. I found that the results were much better without my presence mucking up the sonic landscape. Also, the placement of the Mic is paramount and should not be taken lightly. Follow the directions!
Oh and the system turns off the hpf on the front speakers, I turned it back on and left the setting where the computer placed it. In fact, the only thing I changed was,I moved the subs lpf a bit up to cover a small gap I felt was in the mid bass range... of course, that was caused by my turning the front speaker hpf back on so.... At the end of the day, I believe this to be an awesome product, especially for those that aren't well versed in the setting of an eleven band eq.
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Скроменый эксперт

18.02.2014

4/10

Оценка пользователя

Ужасно

I used this with a Pioneer AVH-X8500BHS and the factory external amp in my 2004 Volvo S80. I did not expect much so I was not disappointed in that regard. The setup was definitely a challenge. Following the instructions in the 8500 owners manual to a T did not work. I was only able to get the menu option for Auto-EQ to be enabled on the head unit after I turned my rear-view camera to ON. (go figure)

I own a Bose Lifestyle System III home theater system with Adapt-IQ so I have been spoiled with a system that does a good job with it's own hardware. The Bose calibration process does a series of frequency sweeps that sound like very loud laser sound effects, followed by subwoofer tones that sound equally impressive. The end result is nothing short of amazing.

Granted, the Pioneer has to work with whatever speakers and amplifiers are in any given vehicle, but all it puts out is loud white noise that sound like the static between radio stations.

The Pioneer calibration sequence goes something like this:
It tests the rear speakers with a given level of white noise
It tests the front speakers with a given level of white noise
It tries to test the subwoofer but I have none
It checks left and right rear
It check left and right front
It checks all speakers
It repeats this process a few times - all with white noise at varying volume levels but seemingly in the same frequency range.
I was expecting some kind of frequency sweep, highs, mid, lows, but nada - just white noise. So it is no wonder that the EQ settings are all over the map.

I can do a better job adjusting the EQ manually.

It may work best with a system that does not use an external amp and one with a subwoofer attached, as long as you like finely calibrated white noise. I don't know how Pioneer could expect to correctly set low frequency and high frequency bands without letting the calibration speaker hear them.

I would save the money.
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Скроменый эксперт

06.05.2014

2/10

Оценка пользователя

Ужасно

I have a Microbypassed AVH-X2500BT where I had spliced a connector into my car's AUX connector and plugged it into the back of the headunit. I know for a fact this connection works.

I also know for a fact that the AutoEQ function WILL run. Just as an experiment, I ran it with a 3.5 cable plugged into my iPhone running a microphone app. The results were laughably bad, but I wasn't expecting much. I just wanted to verify that the AutoEQ function worked.

Given that, and after 8 months of deliberation, I was excited to finally get the actual, proper EQ mic.

It feels really cheaply made, to the point where you wonder why they didn't just give it to you with the head unit.

Found a quiet spot, set the car to ACC, plugged it into my spliced AUX input, turned off the head unit, and ran the AutoEQ. It ran through the first round of pink noise bursts, then stopped.

"ERROR: Please Check Front Speaker." The manual tells me this likely means that there isn't a good connection between the mic and the radio.

So I figured it might be my splice job, so I pulled the radio out of the dash, and plugged the mic directly into the back of the head unit. Tried it again. Same error. No dice.

So either I am doing something wrong (Not sure what that would be...) or this unit was defective. I'm going to assume the latter, and am returning this unit for a replacement.

If the new unit works as intended, and gives me good results, I'll bump up the rating.

If not, then either Pioneer's QC is REALLY terrible, or I'll have to start reconsidering my ability to plug one thing into another thing...
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Скроменый эксперт

11.10.2014

6/10

Оценка пользователя

Плохо

I received the Pioneer Elite A-20 as a free review sample piece. It is an impressive piece of hardware, overkill for many who need a simple stereo amplifier. It does have a ton of analog RCA input sources, with three different output options: 1. Direct speaker x 2 from amplifier, phones, and "recorder" (which is RCA out). What is noticeably lacking is the ability to output to a subwoofer, which limits my intended applications. Also you are limited to RCA in and analog outs. There are no digital input options which would have been very nice on a higher dollar stereo amp.

There are many much cheaper stereo amplifiers, and if you need to take just a few audio sources those will probably be sufficient. But for the niche who want to
1. Take many RCA inputs (lacking digital inputs and outputs USB, HDMI, optical)
2. have two different sets of stereo speakers (A & B outputs, for A, B, and A+B output, each with 50 W)
3. Willing to pay extra for premium look
4. Doesn't need digital in or out
5. Doesn't need a subwoofer out
this might be right for you.
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Скроменый эксперт

30.01.2015

10/10

Оценка пользователя

Великолепно

Admittedly, I don't REALLY know the proper way to set an equalizer - I just randomly move the sliders until it seems to sound good. The Appradio 4 manual is 132 pages and for me, the manual is a last resort. It turns out that hooking this to the AUX plug and initiating an automated measuring system of tones sets your levels to match the car acoustics. It's got a long cord so it can reach the driver's headrest. I love how it set itself. Yes, this will spend most of it's time in the glovebox, but I think it's worth it to have the stereo sound so good.
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Скроменый эксперт

09.03.2015

10/10

Оценка пользователя

Великолепно

Hate that i have to buy this again because my first one broke. The head of the jack is a little oversized for phones with cases. I would suggest putting a cheap 3.5mm to 3.5mm extension on it because those are cheaper to replace if they break. This is quite expensive as it is rare and discontinued by Pioneer. The sound quality is amazing and nothing short of quality.
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Скроменый эксперт

12.02.2015

2/10

Оценка пользователя

Ужасно

I needed a cable to work the AUX on my older pioneer CD deck. The last one I had worked for about maybe 7 months before the sound quit working.

I purchased the Goliton brand cable on Amazon due to the price and good reviews.

This piece of crap lasted maybe 4 weeks before the sound from my IPhone 6 quit working through the cable.

I will be looking for a different manufacturer/cable for a replacement.
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Скроменый эксперт

23.02.2015

4/10

Оценка пользователя

Ужасно

Worked well for my older pioneer head unit...however, a lot a feedback over speakers when connecting my iPhone 5s...2 months after installing a short developed and stopped working altogether...check eBay for older version which is discontinued here
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Скроменый эксперт

03.05.2014

10/10

Оценка пользователя

Великолепно

So this little guy IS NOT for everyone. What you'll end up doing after going through the auto-eq process is 'correcting' the audial acoustics of your car. EQ, time displacement, stuff like that. Most vehicles build inside causes audio refractions that have a unique stereo-phonic quality (ie, it gives a stereo quality sound because of the time displacements because of where the speakers are located). This guy corrects that and allows you to hear the sound the way it was engineered.

LISTEN UP! If you like your horrible Dr. Dre "beats" headphones, you will HATE what this will do. It CORRECTS your audio, not scooping out the mids and peaking the lows and highs like those god-awful pos's.

If listening to "corrected" audio doesn't make any sense to you... This might not be a good fit for you honestly.

I auto-eq'ed my pioneer and set the listening position to all seats... All of my ear fatigue went away and my system now sounds great with a flat eq. Sounds like what I'm producing. :D

LOVE THIS GUY!

Again, If you are a audio producer/audiophile/want to listen to the way the music was MADE = YES!
Dig stupid 'beats' headphones or bose systems = STAY AWAY!

:)
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Скроменый эксперт

24.03.2014

6/10

Оценка пользователя

Плохо

I live in Campbell, CA (The San Jose metro area - South SF Bay area) - In my area we have four radio stations broadcasting in HD (excluding the Spanish programing radio stations) - I new this fact before I purchased my HD tuner, but I because my son listens to 97.7 KFFG - I thought it would be a good thing to try.. besides I drive a lot to San Francisco where you can get a lot more HD stations and much better programing.
I attached the GEX-P20HD to my 2011 AVH-P2300DVD head-unit - What a disappointment!... I lost a lot of features on displays of radio station information - a lot of features were lost when I added this upgrade!
The sound - yes... there was an improvement when listening to HD programing!.. What a difference!
so... at a glace; I can tell you - that you need to do your homework - in order to justify your return on investment!
If you are happy with your head unit and the displayed information - and you want to impress your friends with your always looking cool Pioneer System.. then I will recommend.. to save your hard worked money!
This unit will not add any more features to your head unit - in order to get a good ROI - you you need to live in an area where HD programing is abundant and plenty!
Installation is easy and pain free! - In less than 20 minutes you should have your unit up and running!
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Скроменый эксперт

19.11.2014

10/10

Оценка пользователя

Великолепно

I was quite surprised at the quality of HD FM radio as well as AM radio.
I did not personally install this unit since I have an audio shop near me that does all my installations. It only took them a few minutes and off I was enjoying the sounds of what appeared to be a new radio in the vehicle.
I can highly recommend this for anyone who has the radio already in their car and is able to except this add-on.
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