# AMB Laboratories β22 Headphone Amp

**URL:** <https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087>\
**Category:** DIY Audio & Modifications\
**Created:** [February 27, 2021, 9:14pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087 "2021-02-27T21:14:44Z")\
**Posts on this page:** 10\
**Page:** 2

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**Author:** ![Roark](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.headphones.com/roark/32/9724_2.png) [@Roark](https://forum.headphones.com/u/Roark)\
**Post date:** [October 3, 2021, 4:47pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/21 "2021-10-03T16:47:51Z")

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Thanks for the tips, and words on patience. Not my strongest attribute in most things.

I have much to learn before I jump into a project of this complexity, as such I am also exploring other kits to build for practice and something which can be used in hifi set up.

It may not be until a year from now, ideally it was something I thought about doing over the winter, maybe next summer instead.

Cheers

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**Author:** ![cAsE\_sEnSiTiVe](https://avatars.discourse-cdn.com/v4/letter/c/6bbea6/32.png) [@cAsE\_sEnSiTiVe](https://forum.headphones.com/u/cAsE_sEnSiTiVe)\
**Post date:** [October 3, 2021, 5:37pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/22 "2021-10-03T17:37:41Z")

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I’ve been the happy owner of a 4-channel B22 for going on 10 years now. Still the best solid state headphone amp I’ve ever heard, and will optimally drive ANYTHING out there. All the work you’re putting towards it, will be greatly rewarded once you hear it.

Congrats on your journey.

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**Author:** ![Roark](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.headphones.com/roark/32/9724_2.png) [@Roark](https://forum.headphones.com/u/Roark)\
**Post date:** [October 3, 2021, 7:26pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/23 "2021-10-03T19:26:09Z")

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Thank you for the insight, the journey for me will be a long one on this I fear. Luckily my brother-in-law is an EE so perhaps him and I can build it together and I can learn a bit along the way.

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**Author:** ![Pancake](https://avatars.discourse-cdn.com/v4/letter/p/ecd19e/32.png) [@Pancake](https://forum.headphones.com/u/Pancake)\
**Post date:** [October 4, 2021, 1:32am UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/24 "2021-10-04T01:32:02Z")

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Maybe you should try the WHAMMY first. Comes with all parts, step by step documentation and a ton of support on the DIY forum.

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**Author:** ![Roark](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.headphones.com/roark/32/9724_2.png) [@Roark](https://forum.headphones.com/u/Roark)\
**Post date:** [October 4, 2021, 2:35am UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/25 "2021-10-04T02:35:46Z")

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Not sure if this was directed at me, I have looked at that too. The kit seems to be perpetually out of stock. Also the AMB line has some complementary components, power amp/pre-amp, which I may want to expand into someday.

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**Author:** ![Pancake](https://avatars.discourse-cdn.com/v4/letter/p/ecd19e/32.png) [@Pancake](https://forum.headphones.com/u/Pancake)\
**Post date:** [October 4, 2021, 6:20am UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/26 "2021-10-04T06:20:03Z")

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Yeah it was. Just a suggestion for an easier build that you may want to do before jumping into the B22. The circuit board is available as is the BOM. Really the difference between this amp and the B22 (in terms of building it) is the availability of step by step instructions. Also, unlike the B22 there’s just a single configuration (you could go nuts with it later if you wanted to). Anyway, I’m not here to push you in one direction or another, they’re both good amps.

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**Author:** ![Roark](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.headphones.com/roark/32/9724_2.png) [@Roark](https://forum.headphones.com/u/Roark)\
**Post date:** [October 4, 2021, 1:02pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/27 "2021-10-04T13:02:26Z")

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I appreciate the suggestion, more I think about it I should keep my eye on the kit and snag one when it becomes available.  
Thanks again!

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**Author:** ![PastorOfMuppets](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.headphones.com/pastorofmuppets/32/17931_2.png) [@PastorOfMuppets](https://forum.headphones.com/u/PastorOfMuppets)\
**Post date:** [October 4, 2021, 1:23pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/28 "2021-10-04T13:23:00Z")

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Easiest build to start with is the Millet NyHybrid. Far and away the easiest and it sounds good too. You can order the board and the tube from Pete on ebay and there are some BOMs floating around so you can buy everything from mouser.

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**Author:** ![generic](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.headphones.com/generic/32/61169_2.png) [@generic](https://forum.headphones.com/u/generic)\
**Post date:** [October 4, 2021, 1:59pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/29 "2021-10-04T13:59:24Z")

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The Millet piqued my interest so I searched the website. There’s a new Korg NuTube portable amp kit :

[http://www.nutube.us/HA-kit.html](http://www.nutube.us/HA-kit.html)

> **[Nu:Tekt HA-kit - portable headphone amp using the Korg nutube | eBay](https://www.ebay.com/itm/223202730736?hash=item33f7eb62f0:g:RDIAAOSwDX5b0OxB)**
>
> The HA-Kit is a DIY portable headphone amplifier kit from Nu:Tekt that uses the Korg Nutube. The nutube inside is mounted on a foam suspension system to minimize microphonics. A standard, socketed 8-pin opamp lets you try different ICs.

In an absolute sense these sub $10 micro amps are the easiest, but not something you’d want to use. I used the LM386 mono amp to calibrate my soldering iron temperature setting to the actual melting point of solder, and it worked fine for that.

> **[Amazon.com: Icstation TDA2030 2X15W Stereo Audio Amplifier DIY Kits Electronics...](https://www.amazon.com/TDA2030-2X15W-Audio-Amplifier-Electronics/dp/B01488AIOM?tag=headphoneforum-20)**
>
> This is a DIY audio amplifier kit equipped with two TDA2030A chips, 15W+15W stereo audio output. It can train your soldering skills during assemble, once finished, it will turn into a mini stereo audio amplifier module...

> **[Amazon.com: DEVMO LM386 Super Mini Audio Amplifier DIY Kit Board 35x37mm 3-12V -...](https://www.amazon.com/DEVMO-LM386-Super-Amplifier-35x37mm/dp/B07S397XXL?tag=headphoneforum-20)**
>
> Working voltage : 3.5-12V This is an Electronic DIY KIT , some soldering experience is required.The PCB (Printed Circuit Board) is provided with the DIY KIT and it needs to be soldered. All required electronic parts are...

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<div class="post-metadata">

**Author:** ![PastorOfMuppets](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.headphones.com/pastorofmuppets/32/17931_2.png) [@PastorOfMuppets](https://forum.headphones.com/u/PastorOfMuppets)\
**Post date:** [October 4, 2021, 2:03pm UTC](https://forum.headphones.com/t/amb-laboratories-22-headphone-amp/11087/30 "2021-10-04T14:03:12Z")

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[http://www.pmillett.com/nuhybrid.html](http://www.pmillett.com/nuhybrid.html)

> [@Pete Millett NuHybrid Headphone Amp](https://forum.headphones.com/t/pete-millett-nuhybrid-headphone-amp/2622):
>
> Type: Hybrid Tube Headphone Amp & Preamp Budget: around $100 using stock parts, $150 if using TKD pot PSU: External, 24V, 1A (switching) Datasheets [NuTube](http://www.nutube.us/downloads/Nutube_Datasheet_31.pdf)[TKD Potentiometer](https://www.partsconnexion.com/TKD-73334.html) Links [Pete Millett Project Page](http://www.pmillett.com/nuhybrid.html)[Project Manual](http://www.pmillett.com/file_downloads/NuHybrid_assy.pdf) (Includes BOM) [Mouser Shared Project BOM](http://www.mouser.com/ProjectManager/ProjectDetail.aspx?AccessID=b68a30231c) I had posted on other threads regarding this amp, but as @Luckbad pointed to me it surely deserves its own thread, moreso after @Torq intention of building it smile Really easy, unexpensive and safe project, powe…

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