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):||24 July 2017|
|PDF File Size:||14.34 Mb|
|ePub File Size:||16.86 Mb|
|Price:||Free* [*Free Regsitration Required]|
View the Media Kit. Appariently the brighness of neon protect light is somehow tied to under current detection and that under current keeps the machine in protect mode.
Please update your browser to use Reverb
Please login or register. Mcirotube 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 issues.
Help FAQs Go to top. January 06, Any other simple fixes to quirky machines out there?
Both were a good solution to lugging around a heavy tube amp, and i prefered closed back speakers. Shine miicrotube bright light into the front vents behind the neon protect light when powering on.
ADA MicroTube power amps – worth it? | Harmony Central
However, I’ve also heard that they have some reliability issues. Occasionally I have to toggle the power switch to get it to fire up, but other than that it works great. A web search offered up with the solution to my particular issue. It was getting kind of old trying to hit just the right spot where the photo sensor is located with a flashlight.
This topic This board Entire forum Google. I tried it and to my surprise, it works. Join the HC Newsletter. I’ve had a Microtube for about two years. Finally got around to changing the neon lamp and the power amp Powers Up Normally.
ADA MicroTube power amps – worth it?
I have a Microtube 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. That’s the only total failure I’ve had in the 7 years I’ve owned the thing.
Thanks for posting that link. That’s a great resource site for us ADA owners. The 1U space is just great: As far as reliabilty goes, mine only totally crapped out once, but with the help of the folks at www.
Login or Sign Up. 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. ADA MicroTube power amps – worth it? Over time, that neon light gets dimmer. I love having a presence control micrptube the power amp.
Elantric’s Tips and Blog: Advertise on the most comprehensive and widely viewed musicians’ website. Anyone own one of these? That’s incredibly useful and the ability to run it true stereo or bridged mono is nice.
User Reviews for ADA Micro-Tube Power Amp at Harmony Central
It has never required repair and does not suffer from long power up times. Any problem can be solved by the suitable application of nuclear weapons.
The solution is to aa a microfube cent neon light, pay the 5 dollar shipping fee, and solder it in. September 30, Its a great sounding power amp, and well worth the money IMO. I like that I can carry everything I need on a 4 space rack.
However, my understanding is that it does not affect normal operation and it can be corrected by replacing older caps in the “protect” circuit, microtubee necessary.