This is a Made in USA ADA Microtube amplifier in perfect working order. It is an excellent amp for guitar or bass amp rigs. It has a 12AX7. I’m not going to buy another one. I’m not gigging so I’m not in a rush to run out and buy. Maybe I’ll save up my mo Anonymous Reviewer’s review of ADA. Every now and then, I see an ADA MicroTube power amp pop up on eBay or in a local shop. I’ve had a Microtube for about two years.
|Published (Last):||11 June 2006|
|PDF File Size:||20.55 Mb|
|ePub File Size:||16.55 Mb|
|Price:||Free* [*Free Regsitration Required]|
Occasionally I have to toggle the power switch to get it to fire up, but other than that it works great. Thanks for posting that link. Help FAQs Go to top. Join the HC Newsletter. The other issue it does have is that it goes into a “protect” mode and it takes a long time about a minute or two for it to power up sometimes.
ADA MicroTube power amps – worth it? Elantric’s Tips and Blog: Both were a good solution to lugging around a heavy tube amp, and i prefered closed back speakers. Finally got around to changing the neon lamp and the power amp Powers Up Normally.
I love having a presence adda on the power amp. A web search offered up with the solution to my particular issue.
I own an old ADA microtube power amp that has seen years of good service, but now it will not power up and stays in adz mode. However, my understanding is that it does not affect normal operation and it can be corrected by replacing older caps in the “protect” circuit, if necessary.
However, I’ve also heard that they have some reliability issues. Shine a bright light into the front vents behind the neon protect light when powering on. That’s the only aca failure I’ve had in the 7 years I’ve owned the thing. Over time, that neon light gets dimmer.
The Marketplace for Musicians |
I’ve read that they really just use a couple of 12AX7 tubes to “warm up” a solid state tube section, but being that there aren’t many affordable 1U tube power amps out there, I’m tempted to try one. Its a great sounding power amp, and well worth the money IMO.
Anyone own one of these? I had heard about this and considered this as asa potential issue when I bought it, but being micotube ADA fan, and having a certain amount of faith in their stuff and the support ADA depot helped me not worry too much about pulling the trigger on it.
September 30, It was getting kind of old trying to hit just the right spot where the photo sensor is located with a flashlight.
User Reviews for ADA Micro-Tube Power Amp at Harmony Central
Please login or register. The issue Tomcat refers to is a fairly common one where the power amp will take a while to start, and may be where you picked up the idea that they had reliability ad.
View the Media Kit. I’ve had a Microtube for about two years.
I like that I can carry everything I need on a 4 space rack. Any problem can be solved by the suitable application of nuclear weapons. Appariently the brighness of neon protect light ,icrotube somehow tied to under current detection and that under current keeps the machine in protect mode.
I tried micdotube and to my surprise, it works. I adda a Microtube That’s incredibly useful and the ability to run it true stereo or bridged mono is nice. The 1U space is just great: So far, I’d say they are very reliable given my experience to date. That’s a great resource site for us ADA owners.
Advertise on the most comprehensive and widely viewed musicians’ website. It has never required repair and does not suffer from long power up times.
Please update your browser to use Reverb
Overall, I’m really glad I picked one up in the end. Login or Sign Up. Any other simple fixes to quirky machines out there? They did a good job with the hybrid tube setup, I suspect they may have lifted this from part of their ampulator circuit: I’ve been very happy with it.
As far as reliabilty goes, mine only totally crapped out once, but with the help of the folks at www.