/r/diyaudio

Photograph via snooOG

Reddit's original DIY Audio subreddit to discuss speaker and amplifier projects of all types, share plans and schematics, and link to interesting projects.

A place to discuss DIY audio, share plans and schematics, and link to interesting projects.

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Why your first speaker should be a proven design

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Rules

  1. No posts on products or items that are not diy related

  2. No Not Safe for Work content

  3. Buying or Selling of equipment goes to /r/avexchange

Full Rule list here

Check out our sister subs /r/diytubes for vacuum tubes and /r/headphonemods for headphone DIY!

/r/diyaudio

87,489 Subscribers

2

Compression Driver "Inside" Woofer

Hi All, I'm looking to copy a compression driver/woofer design that is similar to the driver in JTR's Noesis 110HT. Has anybody done something similar to this? Any woofer and compression driver recommendations?

https://preview.redd.it/h5ydqgqxn5yd1.png?width=377&format=png&auto=webp&s=26f64aaaf2d367356666d7be6258bd185c1f0611

4 Comments
2024/10/31
20:58 UTC

3

JPW P1 tweeters

I have a pair with one blown tweeter. Looking to replace it by either the OG (D19TD05-08, right?), or something superior. Any suggestions? I won’t be changing anything else at this stage.

0 Comments
2024/10/31
20:47 UTC

11

Higher-end speaker build recommendation

Hi all, I'm looking for an upgrade over my Elac B5.2s. The room is 22ft x 16ft, there is a sub in the system, mostly listening to rock/jazz/classical at reasonable volumes. Top priority is soundstage and imaging. Budget up to $1,000 total, though of course spending less is always nice.

I'm a decent woodworker and have access to a full wood shop with a proper cabinet saw, router table, etc.

Was looking at the GR Encore XL-S and the floor-standing version of that speaker, also the CSS Criton 1TD-X, but was wondering if there were other designs I should consider, like the Swan 3.1, Heissman DXT? Any recommendations?

24 Comments
2024/10/31
17:33 UTC

4

3D printed boxes: I need y’all’s opinions

If anyone has experience/takes/hunches related to designing boxes for 3D printing, I’d love to hear it!

I’m looking for lessons learned, hunches about the resonance of the material, and even cool techniques and ideas that the increased freedom and sharper tolerances would allow.

I’ve seen varying takes, including wild stuff like doubling up the walls and filling the void with plaster of Paris and white glue. I’ve seen people use the design freedom to make the back wall complex shapes to break up echoes and resonant frequencies, or to make very accurate folding horns.

I’m thinking about making a set of small computer speakers, and the idea I have involves some complex shapes I wouldn’t wanna carve out of wood/MDF without a CNC, and would fit on a print bed, so it would be lovely if I could print ‘em.

So please, if ya have a hot take I wanna hear it!

16 Comments
2024/10/31
17:18 UTC

2 Comments
2024/10/31
13:05 UTC

1

Oscilloscope features for audio projects?

So I'm messing around with some DIY audio projects - typically simple line level audio circuits for saturation, eq, etc. I have a toy DSO138 which is good for basic diagnostics, but I'm at the point where I need something at least with higher resolution.

Some immediate needs

  • testing PSUs, and tweaking to eliminate noise and ripple
  • capturing and comparing audio wave forms
  • some frequency analysis (eg understanding the effect of a filter or eq on the audio spectrum)

I guess a couple of questions

  • what kind of spec should I be looking for?
  • any particular features that you find invaluable for working with audio projects?
  • would you pick a new model vs old/vintage/CRT vs a PC based oscilloscope?

Happy to spend up to £500 say, but cheaper is better given this is just a hobby.

12 Comments
2024/10/31
12:30 UTC

3

Where to start?

I have recently become really interested in speakers lately. I work in IT right now doing computer repair so I do have some technical skills. I was curious where I should start if I want to build some speakers. There is a lot of information out there. I’m not sure if I should build a crossover or if I should buy one prebuilt or what softwares people are using to calculate cabinet size. Any help is appreciated. I have done some basic reading and I have watched some videos but I’d really like to understand what’s going on at a deeper level . Thanks!

11 Comments
2024/10/31
02:56 UTC

2

Looking for guides to build my own desk radios

I can't find good sounding desk and bookshelf radios like I want. Are there guides aimed at building analog/tube-based amps and radios?

2 Comments
2024/10/30
23:46 UTC

1

Make a tws speaker

I want to make a tws speaker I have 2 x 6 watt speaker with amplifier set. So how can I make it. Is there any module or any option for that other than using old air buds.

4 Comments
2024/10/30
14:46 UTC

2

Need advice on dust cap issue

As you can see from the picture the dust cap on my Mackie 1531 is loose. How would I go about repairing this? Not sure exactly how to take the dust cap all the way off. I don’t want to damage it further and then I’m not entirely sure what glue/adhesive I should use to put it back on.

5 Comments
2024/10/30
05:10 UTC

0

can you turn mono speaker to stereo?

hi, i am not at all into audio or anything like that, but i just wanna ask some more experienced people about the speakers i just bought for my laptop setup recently.

so its a cheap speaker, and it comes in to channel making it 2.0 (i think?) so my first thought was that it would be a stereo speaker but after testing it with those L R speaker test on yt, apparently its not stereo(?) it turns out that it always plays the same audio from left and right speaker, even after i tweaked with my windows settings..

now my question is can you make a mono speaker, stereo?

18 Comments
2024/10/30
03:45 UTC

1

using standalone tweeter with desktop pc

I have a single bliesma t25a that I want to hook up to a PC as a text to speech speaker in mono

Can someone guide me through how I would do this?

8 Comments
2024/10/30
01:28 UTC

1

What Solid State Amplifier can I build to suit my needs?

Hey all! I'm building a solid state guitar amplifier with the main goal of live shows (in basements mostly). The primary speaker its driving is a Celestion G12T 75 along with a couple other smaller ones wound to get a final 4 ohm load.

My initial plan was to put something together really quick because I am in a time crunch. Particularly using a TDA7498 power amplifier as the final stage. I was planning on splitting my cabinet into 2 and running 2 separate lines to get a stereo sound. If this is a possibility I would like to build a stereo pre-amp stage. Something that has a lot of tone customization. I was thinking of even including an interchangeable tone stack (Fender/James). For a possible pre-amp stage I was thinking of using a Model Fet))) pedal design but I have doubts on how the voltage output of that would match the TDA7498.

Honestly I am down to scrap the TDA7498 if it means I can get something louder more suited for live shows.

Another idea I had was to run the signal through a common pre-amp stage then have a fx out channel which splits the signal into 2 to get a more stereo sound before going into the TDA7498.

Any ideas?

2 Comments
2024/10/30
01:04 UTC

1

Yamaha AG03 and REW

Has anyone used Yamaha AG03 as the interface for REW. I'm interested in getting it for speaker measurements, and later on rigging it for impedance and distortion measurements. I can't find any info regarding it for these purposes.

0 Comments
2024/10/29
22:41 UTC

1

Streamer Upgrade Worth it?

I have a WiiM Pro Plus that I use as a streamer and used as a DAC until I made the switch to DSP. Now that I have DSP, all signals are converted from analog to digital and back to analog again. My question is, since the DSP is now the bottleneck of the system, would I likely hear any difference by upgrading to the WiiM Ultra?

Location: Michigan, US

Budget : N/A

Use case: 2.1 stereo with DIY 3 way towers and a 12" subwoofer

Gear: WiiM Pro Plus, Marantz SR7008 AVR, Adcom GFA535, Crown XLI1500, Dayton Audio DSP-408.

12 Comments
2024/10/29
21:47 UTC

22

3D printed template for my boenike w5 clone!

6 Comments
2024/10/29
20:57 UTC

1

Use KABD as a studio monitor and bluetooth speaker

Hey guys,

I have a Dayton Audio KABD-4100 board which I plan to use for building 3way studio monitors. I have 2 of them for each monitor. I have an sound interface and hence have 2 lines connecting to left and right channels individually.

At the same time when I am not making music, I want to use the pair as normal bluetooth speakers. I want to use it as master and slave. Here is where it gets tricky.

So aux will have individual inputs but bluetooth will have a master-slave config.

Anyone who has done it already?

Thanks a ton!

7 Comments
2024/10/29
20:47 UTC

2

DIYSG 88 special

Im sure this question has been answered. I apologize in advance. Can I mount the DIYSG 88 special on it's end? If so, what is the best orientation for the tweeter? Left side or right?

6 Comments
2024/10/29
20:36 UTC

1

Need some help.

I don't know whether this is the right place to ask, so any help will be appreciated. Here goes, I had a Sony HT-S40R home theater system and some if it was lost recently due to a move. I still have the surround speakers with me and I want to turn them into desktop speakers for my pc. Is that something that is possible or are these speakers trash now aswell.

4 Comments
2024/10/29
18:47 UTC

1

Remote for Yamaha AX-397 does not work (except turning on when in Standby?!?)

Maybe here are people that know their stuff or have run into the same problem...

My original remote for my Yamaha AX-397 did not work properly, so I got a new one - and it has the same problem.

The amp does not react to any remote buttons, when it is on. The only thing that works is turning the amp on when it is in standby. That confuses me even more, because apparently there is a signal that can be received by the amp.

Do you have an explanation and a solution??

It is this remote: https://www.amazon.de/-/en/gp/aw/d/B0D2KDDLNY?psc=1&ref=ppx_pop_mob_b_asin_title

It says "no programming or setup required"

0 Comments
2024/10/29
18:05 UTC

2

Any shops rent time in D/FW?

I've been sitting on parts for a set of monitors for too many years. I found my hand drawn plans the other day, and track down the originals I worked them from online as well. I might go back and tweak the design one more time. I should be able to router the faceplates myself back at my house, but the big cuts....

I don't have access to a decent table saw where I live. Is there such a thing as rent a shop? Or anyone in the area interested in horse trading something for some cuts on a large fence? Other options?

I have a couple years of cabinet building experience so I'm familiar with the tools. Nicked myself once on my dad's old Powermatic, I respect the hell out of those things 🤣.

Appreciate the advice

10 Comments
2024/10/29
17:23 UTC

0

Amplifier for Passive Subwoofer Help

Hello, First post here, though I've been doing DIY for a while. Just getting into subwoofers, so please forgive my ignorance.

I am running two passive subs in bridged mode, (wired in parallel.)

They are Marty Cubes ( a front vented build) each with (1) LaVoce SAF184.03 18" Subwoofer 8 Ohm driver.

The drivers are rated at 1500 watts rms / 3000 watts peak each.

Which do you think is a better fit for these subs? A Crown xti 4002 or Croxn xti 6002?

If you have an alternate solution, I'd like to hear that as well.

I only have one slot in my AV cabinet, so would like to power both subs from one box.

I'd also love not to have to shell out the higher cost for the 6002.

The 4002 is $900, vs $1700 for the 6002 (both new).

I may have damaged the Crown xti 2002 I had hooked up previously. Even with digital filters in place, I did hear it clip a couple of times on demanding tracks. Of course I turned down the power...but I'd like to not worry about clipping quite as much.

https://preview.redd.it/t255efhaupxd1.png?width=970&format=png&auto=webp&s=3c225faff8346bd260b820058be48fe95b5bfed0

0 Comments
2024/10/29
15:43 UTC

0

Amplifier for Passive Subwoofer Help

Hello, First post here, though I've been doing DIY for a while. Just getting into subwoofers, so please forgive my ignorance.

I am running two passive subs in bridged mode, (wired in parallel.)

They are Marty Cubes ( a front vented build) each with (1) LaVoce SAF184.03 18" Subwoofer 8 Ohm driver.

The drivers are rated at 1500 watts rms / 3000 watts peak each.

Which do you think is a better fit for these subs? A Crown xti 4002 or Croxn xti 6002?

If you have an alternate solution, I'd like to hear that as well.

I only have one slot in my AV cabinet, so would like to power both subs from one box.

I'd also love not to have to shell out the higher cost for the 6002.

The 4002 is $900, vs $1700 for the 6002 (both new).

I may have damaged the Crown xti 2002 I had hooked up previously. Even with digital filters in place, I did hear it clip a couple of times on demanding tracks. Of course I turned down the power...but I'd like to not worry about clipping quite as much.

See specs below:

https://preview.redd.it/59xhxiy4spxd1.png?width=970&format=png&auto=webp&s=cf975f4f867cf3137ada570ff57a613dca98cb7e

0 Comments
2024/10/29
15:42 UTC

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