For several years, I have owned and enjoyed a headphone amplifier produced by Audio Alchemy, no longer in business. Even with its volume control turned up all the way, it wouldn’t play all that loud with other brands of headphones. Cons – sounds pretty bad especially for its price. I compared the headphone amp with my Audio Alchemy Headphone amp, an old Yamaha receiver with very good headphone outputs both connected to a Music Hall CD player , a newer but inexpensive JVC integrated amp, an inexpensive Sony home CD player with a volume controlled headphone output, a five year old Panasonic portable CD player, and a new JVC portable player. We noted two small snags with the RA1: Galaxy S9 brings Samsung two steps forward, one step back.

They have a little more output power. On DVDs such as The Matrix Reloaded, the differences between the Pioneer and the Grado were less obvious, but for audiophiles who crave the best sound, the RA1’s greater clarity will add a new dimension to the listening experience. We’ll soon be adding some reviews of some Creek Headphone Amps. Review Sections Review Specs. Don’t show this again. Gigantic-screen phone for a gigantic price.

Yes, my password is: We still like the Grado amps, and if Grado’s are you’re main listen, they’re worth checking out. This is more a question for you to answer. Microsoft’s HoloLens 2 is meant for companies. Unless you truly want to run on battery power to be more portable, another headphone amp with stepped up power may be more helpful in driving Sennheiser headphones to a higher quality level.

Since very few companies make headphone amps, they are not cheap! Brooklyn’s premier headphone manufacturer, Grado, has a solution: So to keep it simple and short this amp is simple nothing fancy one opamp and it sounds just like the ones in a altoids tin in fact some of those might sound better for the money it sounds terrible.

It is wonderful to have an amp designed to pair with that wonderful headphone, the Grado RS1. Our subjective concious experience is all we have. It is AC only and you cannot use batteries with it.


HoloLens 3 might be meant for you. And they have a pass-through which depending on your set-up, sedies make for easier connecting. If you are not getting gear that maximizes the subjective concious experience of listening to music you have lost yourself dammit.

Though I could hear a slight improvement with the headphone amp which has quite a bit more power to drive the headphones should I be listening to any challenging recordings. Grado now has another model. The tonal balance reminds of the MS-pro, just smoother. Another plus a battery power unit provides is portability. Therefore, the advantages of a battery powered amp become less important with the Sennheisers.

Many amplifiers, including some very expensive onesdo not even include a headphone output. Having had use of this esoteric headphone amp for several months, I rference it was about time I say a few things about it. Do you already have an account? It already sounds great without any amp at all; to hear it with the RA1 proudly be sublime. It weighs just 12 ounces. But I still didn’t give up hope on the Grados as they sound vivid compared to aother manufactures in the industry.

Grado RA1 headphone amplifiers We’re going to let you in on a secret: And for those rrference us who like the best sound possible from a portable unit, CD, Minidisc, or cassettemost of the units these days are providing very little amplification to the headphone output to provide longer battery life.

The amplifier’s electronics are discreetly housed in a solid, real mahogany cabinet fitted with an aluminum volume-control knob. They have a very clean sound and they are fine for driving Grado’s, especially if you are connected to a line-out, they don’t headphome do that well connected to the headphone recerence. By continuing to use this site, you are consenting to our use of cookies. Your username or email address: Great sound, but it’s trapped in Apple’s world.

Grado RA-1 Headphone Amplifiers

The Bottom Line This remarkable little amplifier brings out the best sound from your headphones. A compartment on the bottom houses the two 9 volt batteries which power the amp, requires a flat head screwdriver refeernce access.


Should You Get a Headphone Amp? Close your eyes to the contents amplifir the black or here, mahogany box, and concentrate on its sound. The Pioneer actually sounds pretty good on its own, but on the Ladykillers CD soundtrack, the RA1 clearly delivered deeper, better-defined bass, and the gospel singers sounded more natural.

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In fact, the JVC portable barely drives the cheapy headphones which came with it! Be respectful, keep it civil and stay referecne topic. Review Sections Review Specs. SpriggsApr 25, I did find compared to the JVC amp, a slight improvement in sound quality.

Sounds great but lacks vision. Basically, the same amp with a power supply. Foldable phones are a beautiful, cruel tease. Back to Headphone Reviews Index.

Grado RA1 Headphone Amp Review

This site uses cookies to help personalise reterence, tailor your experience and to keep you logged in if you register. Listeners on the go can opt for HeadRoom’s AirHead or BitHead headphone amps instead–both are more affordable and portable than Grado’s luxurious offering.

Galaxy Fold, Huawei Mate X: Obviously, if your stereo lacks a headphone output, you gradk one. Whether or not a product has more bells and whistles, is more comfortable or looks nicer, means very little to me. That is however heaphone in opposition to being critical and rational when looking at buying audio related stuff. The Sony and Panasonic CD players produce surprisingly good sound when driving efficient Grado headphones. Many inexpensive amplifiers use very cheap parts to include a headphone output on their unit.

Pros – it looks nice