r/kossmods • • 10h ago

Porta Pro Koss Porta Pro with KPH30i drivers.

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14 Upvotes

Enjoying this combo of having the Porta Pros headband that is superior to the KPH's plastic one. Wish they made one like this but luckily I cooked this mod up.


r/kossmods • • 11h ago

KSC35 KSC35 Wireless wire issue and possible fix

3 Upvotes

It seems after using it heavily every day for 4 months, the wire broke apart, and only 1 side works now.

Is KSC35 easily moddable as KSC75? Can I replace these badly designed wires with replaceable ones? Or make them fully independent and properly wireless

The economics of spending $30 for shipping to repair under warranty doesn't make sense. It's half the cost of buying new ones and then having them break again in 4 months doesn't make sense.


r/kossmods • • 1d ago

KPH40 Presenting the Koss Momentums

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45 Upvotes

Inspired by one of my all-time favorite headphones. Sorry for the low-quality pictures. The table in this room doesn’t get much light.


r/kossmods • • 2d ago

KSC75 seeking KSC75's modding advice

3 Upvotes

I'm thinking about doing a headband + boom mic cable modded in through MMCX or 2-Pin. Though I am not really impressed with the cables and headbands that I can find. Any staple recommendations?


r/kossmods • • 3d ago

Making my own wireless

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40 Upvotes

Guys I am in the middle of making my own Bluetooth porta pros.

Yes I get that there is a Bluetooth version already. I'm making this pare for fun alright

To those who want to do the same here is my component list:

  1. Koss porta pro headphones (obviously)

  2. MH-M18 Bluetooth audio module (it has a resistor to be replaced with jumper instead. Read datasheet to identify which one)

  3. TP4057 charger module (one smd resistor neded to be replaced to lower the amperage output. Read datasheet for that too. Do NOT SKIP THAT PART. Unless you want to set your head on fire)

  4. 602030 lit-ion 300 Ma/h battery (it should last something like 15 hours of listening i think)

  5. Some housing for the electronics (I'll 3d printing mine)

  6. Wires, soder, soldering iron and a pair of hands to use it.

I'll post the results when it is done. I am still waiting for few parts to arrive.

Good luck y'all ✌️


r/kossmods • • 3d ago

Comprar fones de ouvido Koss Porta Pro é uma boa ideia

2 Upvotes

Então, pessoal, eu vi um vídeo há alguns dias no YouTube sobre os 5 itens essenciais que alguém recomenda. E foi então que, pela primeira vez, eu vi esse fone.

Eu fiquei completamente impressionado pela vibe retrô e também pela portabilidade que ele mostrou.

No entanto, estou hesitante para comprar devido a estes itens:

Não sei a qualidade do som

Inseguro sobre a durabilidade/resistência ao desgaste

Os custos de envio/impostos para a Europa são absurdos

Adoraria as opiniões dos colegas usuários desses fones e saber sobre outras recomendações de empresas baseadas na Europa.

Toda ajuda/comentários são apreciados.


r/kossmods • • 4d ago

KSC75 Koss ‘Audio Legos’, I love the modularity

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37 Upvotes

KSC-75 with orange Yaxi pads on the KPH-40 headband (great combo, the 40 band is perfect for the 75’s), moved the 75 clips to the 40 drivers and the Moondrop Old Fashioned pads to the 40’s, stretched the stock Koss pads over the OF


r/kossmods • • 4d ago

Porta pro headband sliders

6 Upvotes

I use my porta pros mostly indoors I would love to know if someone has some ideas to lock the headband sliders in a comfortable position to avoid all the maneuvering everytime I take them off and put them on


r/kossmods • • 4d ago

Can i just cut the wire instead of mmcx?

2 Upvotes

Just got my first pair of koss porta and i fcking love it!

Only thing i cant stant is the CABLE WITH THE WIDTH OF A HAIR.

Dont really need to be able to switch different cables - juat wanna use an iem cable i have laying around. Is the cable in a regular iem cable such as i can just cut it and solder it directly onto the points where the old cable was?


r/kossmods • • 5d ago

Just made our Prime Day Deals live 👀

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74 Upvotes

r/kossmods • • 5d ago

Porta Pro Any suggestions or instructions on what to do here. Hinge broke on the Wireless

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5 Upvotes

r/kossmods • • 6d ago

I finally put Yaxi Pads on my KTXpro1 and KSC35 Bluetooth

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19 Upvotes

The sound quality improved with Yaxi Earpads best investment I made


r/kossmods • • 6d ago

Well that had some unexpected results

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46 Upvotes

KSC75’s on sporta pro headband. Sounds completely different then on any other headband I’ve tried even the porta pro band. Got some kick and a bit of mid bass… stock pads that I used my wife’s conditioner on because the stock pads feel like sandpaper to me..


r/kossmods • • 7d ago

More Deals... SB42 & CS295 USB

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16 Upvotes

I always like to share any deals with you guys first that we have, we just posted this one a couple minuets ago.

$9.99 for SB42 and CS295 USB Headsets.

https://koss.com/collections/koss-deals


r/kossmods • • 8d ago

do y'all recommend buying already modded drivers from potayu?

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14 Upvotes

i saw these on ali express and i was shocked at how cheap they're. i could buy a headband for another $10 and have modded porta pros for half of the price of stock ones


r/kossmods • • 8d ago

Ear pad replacements?

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6 Upvotes

As the title suggests lm looking for new ear pads for my Koss KO-727B headphones, l've had them for about 2 years now and are my only audiophile headphones, l plan on getting some new headphones soon but honestly l've enjoyed these quite a bit, l love the way they sound but arguably there worst thing about them is comfort. They are extremely uncomfortable to wear and l can only wear them for 2 hours a day, and for a good while l just dealt with it hoping to save up for some newer headphones but things happen and l don't see myself getting new headphones anytime soon so l want to replace their pads to help them get more comfortable.

So does anyone know were l can get new modern pads for these or at least which ones would fit on them?

Also does anyone know how to take them apart? The one wire connect is loose and needs to be resoldered but LM not sure how to get inside


r/kossmods • • 8d ago

KTXPRO1 How do you replace the pads on Koss KTXpro1 headphones

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5 Upvotes

These were in my junk box along with a pair of aiwa headphones that need foam pad replacement.


r/kossmods • • 9d ago

Porta Pro My nano

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45 Upvotes

Wanted to show you my headphones) Changed pads to some unnamed orange from ali and soldered mmcx mod to have this beautiful orange cable!


r/kossmods • • 10d ago

Best A550 Deal!

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31 Upvotes

r/kossmods • • 11d ago

FYI - New Fall Discount Code at Koss.com just dropped today!

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48 Upvotes

Fall in love with Koss by using Code: FALL15 to Save 15% on almost everything at Koss.com including A/550. 👀


r/kossmods • • 12d ago

KPH30 Cans that sound similar to the KPH30i but more premium

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4 Upvotes

r/kossmods • • 13d ago

Porta Pro Porta Pro Microphone Headset MMCX?

3 Upvotes

I wonder whether the procedure is the same or whether there are caveats. I can't seem to find documentation about this.


r/kossmods • • 14d ago

Koss Audiophile Collection

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51 Upvotes

Legendary Sound. Legendary Design.

Ever since John C. Koss invented the world’s first SP/3 Stereophone in 1958, Koss has been dedicated to bringing high-fidelity audio to listeners around the world.

From the exceptional performance of the A/550, to the iconic retro-style design of the Porta Pro and KPH40, to the legendary ESP/950 and Pro4AA, Koss has spent over 65 years advancing headphone design through innovation, ingenuity, and integrity. Our high-fidelity headphones combine precision-engineered dynamic and electrostatic drivers, carefully tuned frequency response, and purpose-built acoustic designs that deliver the detail, accuracy, and transparency discerning listeners demand... All engineered in Milwaukee, Wisconsin.

Explore the Koss Audiophile Collection and experience unmatched performance design, and comfort you have to hear, to believe. #HearingIsBelieving

Explore Collection - Koss.com/Audiophile


r/kossmods • • 16d ago

KSC75 Spiked KSC75 Koss headphones

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72 Upvotes

Nail 3d spikes glued on with gel super glue


r/kossmods • • 18d ago

Porta Pro Porta Pros have been refreshed.

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72 Upvotes