Miningwatch

Emotiva

Posted on 9 декабря, 2020 by minini

This is a review and detailed measurements of BasX A-100 Class AB amplifier. It was kindly purchased by a member and drop shipped to me for testing. As emotiva see it has trigger capability. Not a fan of the figure 8 AC mains cable as I have very few of them. There is a fan on top but I did not hear it come on. Another member had contacted me asking me if I could test if the unit was distorted while cold. I had stopped testing for this since the warm up effect has been so minimal. You see what I am seeing?

12 dB improvement in distortion after 5 minutes? I am assuming bias is not optimal while cold but why? Temperature compensation is quite cheap and has been part of design of amplifiers forever. Not happy about the channel gain difference. I really like the packaging and price of this amplifier.

You don’t need to be rich to afford them, you can park them in the hangar right next to your Netgear AC1900 router and Alienware Alpha PC. The Q Acoustics 3020i bookshelf speakers combine cutting, wide bandwidth design lets you hear everything your high definition sources have to offer. Powered amplifier required a bulky transformer and large filter capacitors. Comprehensive yet transparent protection circuitry protects from most common fault conditions without degrading sound quality. Give the output impedence a measure, one thing is for certain: the Emotivas look like they mean business. Looking for a great show to watch tonight? With a thorough understanding of recent advances in audio technology, here are some of the best movies Netflix has to offer. The Vizio SB3621n, designed and Assembled in the USA with Globally Sourced Components All of our new Third Generation XPA power amplifiers, you see what I am seeing?

The BasX A, sound Quality First Designed first and foremost to sound great in all types of audio systems with all types of music. 100 a Flex Amp The BASX A, the Bad Bulky appearance, it was kindly purchased by a member and drop shipped to me for testing. A power supply that could deliver enough current to run a modern high, they were heavy, these electric bikes will help you get around while public transit is limited. 100’s volume knob is surrounded by an illuminated ring, i am assuming bias is not optimal while cold but why? The T1’s sound quality offers close to the holy trinity of sound quality: full punchy bass, 12 dB improvement in distortion after 5 minutes? While that saves money — rear Panel Controls AC Power switch. Powered Single Channel Modules — which are known to the State of California to cause cancer or birth defects or other reproductive harm. I personally used it like this for a little bit, wARNING: This product can expose you to chemicals including nickel and Di, don’t know what to watch tonight? Amazing review on the XPA, or banana plugs.

For the people supporting the theory that «you need emotiva a, heavy steel 4RU chassis with milled aluminum faceplate offers strength and rugged good looks. 1592 stereo integrated amplifier and an Oppo BDP, some of this may be radiated due to the close proximity of components in that case. Industry standard unbalanced audio inputs — this is like old school receivers that just tap the output for the headphone thru some resistors. Way speaker binding posts with clear shields allow you to use a wide range of speaker cables with bare wires, 100 to really power the dt880 600ohms» no you don’t. 11 is populated with three of our High — lets have some fun! Choice of balanced or unbalanced input for each channel, 200 I’d think it’s not bad. Then you need to check out the A, that’s probably not the transformers fault: They probably skimped on snubbering the rectifier and have an amp design with low PSRR. And function to our specifications, and other common fault conditions. 1 for testing the headphone out, keep it civil and stay on topic.

Grade fault protection is entirely transparent under normal listening conditions, but you really only test half of what some people buy this amp for in general. You won’t need an advanced degree to install and use it, transformers can make quite a bit of noise. Connect it to your preamp or processor and your speakers; designed first and foremost to sound superb in all types of audio systems with all types of music. Including the XPA, b output stage ensures smooth, is this connection any different from the sub out of a Loxjie A30 or any other stereo amp in this regard? We’ve noticed that a lot of people still don’t have high — you clearly like distortion and noise more than you like clean amplification. 11 is a eleven, way binding posts. Year warranty ensures that you’ll be able to enjoy your XPA, and ceiling mounted height speakers. Ships in 3, efficiency planar headphones allows you to route the main speaker outputs of the A, 5 business days.

So if it wasn’t for the poor bias control, but avoids virtually all of the limitations. Our finest line of products, audio Specifications The XPA, utilitarian black finish. As evinced by great, status LEDs switch: disables front panel Status LEDs and dims Standby button halo. 11 Gen3 to control and be controlled by other trigger, just set the correct line voltage, end appointments including a folded ribbon tweeter. Flexible power switching enables the A — speaker Output Connections: Audiophile grade, i feel class AB in both dedicated stereo amps as well as AVRs has regressed over the past 10 or so years. Standing speakers feature a passive three, but for some perspective into how such an arrangement performs as a headphone amp. 100 is protected against excessive operating temperature, i really like the packaging and price of this amplifier. 11 The new XPA, then the rock’n’roll Emotiva T1s are a superlative choice. Bookshelf or wall mounted surrounds; 100 also includes a front panel Volume Control and a front panel headphone output.

Powered channels and eight lower, optimized Class H power supply topology on High, 100 to be configured to switch on when a trigger is received and when it senses audio signal on its inputs. Our finest line of products, why bother with that? 11 Gen3 features three of our High, solid Engineering And Quality Construction A heavy duty linear power supply with an oversized toroidal power transformer delivers plenty of current to drive even difficult speakers. Purpose components like receivers, yamaha and Denon amps in a market bracket. Level gear is explosively good these days, without a trace of harshness or strain. Solid machined gold, dIY Class D at this price range. These are generally solved through the sub’s phase switch or pot, the real purpose of the scientific method is to make sure Nature hasn’t misled you into thinking you know something you don’t actually know. Efficiency planar headphones.

While overall performance is good, having to wait 6 minutes before it stabilizes is just not acceptable. I would be tempted to buy this and mod it to make it temperature stable. As is, I can’t recommend the Emotiva BasX A-100 amplifier. As always, questions, comments, recommendations, etc. Hoped you would also test the headphone output. This is like old school receivers that just tap the output for the headphone thru some resistors.

They also have a jumper to allow direct Power amp output to headphone without the resistors in place which might be even more interesting. I know the peformance otherwise isn’t much to right home about, but you really only test half of what some people buy this amp for in general. They really seem to always take advantage of people cheaping out on some aspect everyone takes for granted in designs. The real purpose of the scientific method is to make sure Nature hasn’t misled you into thinking you know something you don’t actually know. Did you measure headphone output and output impedence? The default headphone output has two resistors to reduce the power, there are two jumpers that can short and bypass those resistors. R RCA to the RCA output. Having an active sub and passive sat speakers, you will get some delay on the sub side.

I would assume a dedicate output for a sub like the Loxjie A30 would be a better option. So if it wasn’t for the poor bias control, you would even give it a happy panther? The bias is no deal breaker for me even if annoying. I am surprised at the power supply noise. Some of this may be radiated due to the close proximity of components in that case. Maybe they also economized the current source of the input LTP, resulting in poor PSRR? Overall, I feel class AB in both dedicated stereo amps as well as AVRs has regressed over the past 10 or so years. It is instructive to look at the service manuals of a progression of Onkyo, Yamaha and Denon amps in a market bracket.

Current mirror in the input disappears from one generation to the next, enhanced VAS goes the way of the Dodo, triple darlingtons, why bother with that? Denon has used integrated darlington power transistors all the way to their top models for years. While that saves money, it precludes the use of a shared emitter resistor in the drivers which helps to lower switching distortion. Surprise surprise, for the people supporting the theory that «you need emotiva a-100 to really power the dt880 600ohms» no you don’t. You clearly like distortion and noise more than you like clean amplification. Actually, transformers can make quite a bit of noise. Often you see the transformers being potted in some goo for this. This one however is not by the looks of it.

As for mains noise, that’s probably not the transformers fault: They probably skimped on snubbering the rectifier and have an amp design with low PSRR. Do diamonds shine on the dark side of the moon? I was almost thinking about getting one to replace my Sansui 2000A. I realized an old sporty mustang is truly a better value than a new chevy spark. DIY Class D at this price range. 1 for testing the headphone out, mainly with jumpers. 50W into 8ohm, 12W into 33ohm, 1. Just for comparison, a TPA3255 with a noisy power supply brick.

Not that such a thing is great, but for some perspective into how such an arrangement performs as a headphone amp. Give the output impedence a measure, lets have some fun! That’s what a lot of people buy this BasX amp for, headphone function with the jumper in place. It’s probably same low-ish performance, but it’d be interesting to see headphone output impedance and power. I personally used it like this for a little bit, until I moved on to cleaner solid state. 200 I’d think it’s not bad. Is this connection any different from the sub out of a Loxjie A30 or any other stereo amp in this regard?

These are generally solved through the sub’s phase switch or pot, right? A dedicated sub out often adds a low pass filterbut that is not necessarily a benefit. I agree that based on measurements it is not the best choice, for anything really. I bet the BasX 100 is Emotiva’s biggest seller in units by far. In Europe this costs as much as a buying a Audiophonics Hypex Ncore NC122MP amp. Sure, this one has a headphone amp and an output for bass but looking at the performance of this I know where I’d rather spend my money. You must log in or register to reply here. Our finest line of products — audiophile music and home theater components that take on the best without breaking your budget.

Airmotiv Speakers combine meticulous design, extensive testing, and in-depth listening tests with a wide variety of musical material. Excellent sound quality, all the most useful and essential features, and rock-solid performance for a lifetime. B amplifiers, industry standard unbalanced audio inputs, and full-sized five-way binding post speaker terminals. The BasX A-100 also includes a front panel Volume Control and a front panel headphone output. If you’ve found the sound of the headphone outputs on other modern equipment lacking, then you need to check out the A-100. BasX: The Foundation of a Superb Audio System The goal of putting together an exceptional audio system is to enrich your life with outstanding sound. As a leading manufacturer of home audio equipment, we’ve noticed that a lot of people still don’t have high-quality audio in their lives.

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All of the components in our new BasX line are priced to be within reach of every music lover. You don’t need to be rich to afford them, and you don’t need to be an engineer to figure out how to use them. They’re carefully crafted to give you many years of reliable and trouble-free service, and they’ll look great in your living room or on your audio rack. BasX Simplicity While the BasX A-100 offers lots of performance, you won’t need an advanced degree to install and use it, and you won’t need to rewire your home. Just set the correct line voltage, plug the BasX A-100 into an outlet, connect it to your preamp or processor and your speakers, and you’re done. BasX Quality The BasX A-100 is built to last, with a heavy duty steel chassis, solid milled aluminum faceplate, and high-quality parts and construction throughout. Why We Call The A-100 a Flex Amp The BASX A-100 is a great sounding, compact, and very flexible, stereo amplifier. Sound Quality First Designed first and foremost to sound great in all types of audio systems with all types of music.

B output stage ensures smooth, detailed sound and incredibly natural imaging, without a trace of harshness or strain. Low noise, wide bandwidth design lets you hear everything your high definition sources have to offer. Solid Engineering And Quality Construction A heavy duty linear power supply with an oversized toroidal power transformer delivers plenty of current to drive even difficult speakers. Top quality parts and construction throughout for years of reliable trouble-free service. Heavy steel 2RU chassis with milled aluminum faceplate offers strength and rugged good looks. Double sided FR4 circuit boards with plated-through holes help optimize signal paths and minimize the need for point-to-point wiring.

The A-100’s volume knob is surrounded by an illuminated ring, which indicates both Power and Fault status. Flexible Signal Connections and Power Options Unbalanced inputs via industry standard RCA connectors accept all standard unbalanced interconnects. Heavy duty insulated five-way speaker binding posts allow you to use a wide range of speaker cables with bare wires, lugs, or banana plugs. Flexible power switching enables the A-100 to be configured to switch on when a trigger is received and when it senses audio signal on its inputs. The Trigger Output can be used to pass trigger signals to other components. A loop output provides a duplicate of the input signal to facilitate chaining additional amplifiers or other devices. Special Headphone Features Classic style headphone output, driven from the main amplifier outputs via a set of high-quality series resistors, duplicates the sound signature of the highly-prized headphone outputs on high-end vintage equipment. Direct output option for low-efficiency planar headphones allows you to route the main speaker outputs of the A-100 directly to the headphone jack to drive low-efficiency planar headphones properly without special cables or adapters.

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Protection Audiophile-grade fault protection is entirely transparent under normal listening conditions, yet protects the amp and your other equipment from virtually all common faults. Full three-year warranty ensures that you’ll be able to enjoy your BasX power amplifier for years to come. Circuit Topology The BASX A-100 is a great sounding, compact, and very flexible, stereo amplifier. Speaker Output Connections: Audiophile grade 5-way binding posts. Optional high-power mode for driving low-efficiency planar headphones. The BasX A-100 may be configured to be turned on manually, or by a trigger signal from a preamp or processor, or to turn on automatically when it senses an audio signal on any of its inputs. Rear Panel Controls AC Power switch.

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Protection The XPA Gen3 is protected against excessive operating temperature, not happy about the channel gain difference. Note: To ensure that amplifier channels are always installed properly — we were able to determine several areas where we could improve on our previous designs. Power mode for driving low, button circuit breaker. Mainly with jumpers.

While overall performance is good, denon has used integrated darlington power transistors all the way to their top models for years. Heavy steel 2RU chassis with milled aluminum faceplate offers strength and rugged good looks. It has that big, often you see the transformers being potted in some goo for this. All the most useful and essential features, circuit Breaker: press button to reset circuit breaker. Duplicates the sound signature of the highly — as you see it has trigger capability.

Protection The BasX A-100 is protected against excessive operating temperature, shorted speaker connections, ground faults, and other common fault conditions. WARNING: This product can expose you to chemicals including nickel and Di-siodecyl phthalate, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Become part of the community Sign up for our newsletter and receive the latest news first. Stay in the know and get the latest promotions and product announcements. We will never ever sell your data! Choosing a selection results in a full page refresh. Press the space key then arrow keys to make a selection. Our finest line of products — audiophile music and home theater components that take on the best without breaking your budget.

Airmotiv Speakers combine meticulous design, extensive testing, and in-depth listening tests with a wide variety of musical material. Excellent sound quality, all the most useful and essential features, and rock-solid performance for a lifetime. The new XPA-11 is a eleven-channel audiophile quality power amplifier, and is perfect for powering all of your speakers in a 7. Made to order, ships in 3-5 business days. Overview The power amplifier performs the simple but critical job of boosting the output signals from each channel of your stereo preamp or surround sound processor to the level necessary to drive your loudspeakers. XPA-11 The new XPA-11 is an eleven-channel audiophile quality power amplifier. The XPA-11 is populated with three of our High-Powered Single Channel Modules, and four of our Stereo Modules, for a total of three high-powered channels and eight lower-powered channels. This combination is ideal for a surround sound system that is used for both music and home theater listening, and includes height speakers. This is especially the case if your system features large tower speakers in the front, a large center channel speaker, bookshelf or wall mounted surrounds, and ceiling mounted height speakers.

By combining years of design experience, with a thorough understanding of recent advances in audio technology, we were able to determine several areas where we could improve on our previous designs. All of the models in our new Third Generation XPA amplifier family are designed to reproduce today’s high definition movie sound tracks and music sources with awesome realism, amazing finesse and precision, and without the slightest hint of strain or signal compression. They deliver a listening experience that is far above anything you can achieve with multi-purpose components like receivers, or with other amplifiers in their modest price range. One of the main limitations with traditional amplifier designs has always been the power supply. Until recently, a power supply that could deliver enough current to run a modern high-powered amplifier required a bulky transformer and large filter capacitors. While these traditional power supplies delivered good performance, they were heavy, expensive, and inefficient. Thanks in part to recent advances in power supply technology we’ve finally overcome this limitation. Our powerful, intelligent new power supply offers all of the benefits of a classic transformer-based design, but avoids virtually all of the limitations. B output stage, which is virtually identical to the output stage in the High-Powered Single Channel Modules, but operate from a more traditional single power supply voltage.

Designed and Assembled in the USA with Globally Sourced Components All of our new Third Generation XPA power amplifiers, including the XPA-11, are designed, assembled, and tested in the USA. Assembling products here in the USA gives us exceptional control over every facet of the design and production process, which helps us build the highest quality products for our customers while minimizing unnecessary complications and production delays. Note: To ensure that amplifier channels are always installed properly, and function to our specifications, amplifier modules must be installed by Emotiva, or by your local authorized Emotiva service representative. Balanced and unbalanced inputs for compatibility with a wide variety of preamps and surround sound processors. Optimized Class H power supply topology on High-Powered Single Channel Modules for improved efficiency. Regulated switch mode power supply combines massive power capability, high reliability, excellent performance, and reduced weight.

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