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Well, on my end 802.11ac doesn't solve any issue that 802.11n couldn't (at only 300Mbps though).
Unlike @mikehalloran, WiFi performance is still stable, although BT does have intermittent connectivity issues with Magic Mouse and Magic Keyboard when CPU load is high, down to the point of unusability.

Besides, let's credit OP for the transparency, the updated Wifi/Bluetooth card may not work as well with certain functions, and that's precisely BT that's causing the most issues for me.

Krutav's design: soldering the standard mini-PCIe connector with a standard soldering iron isn't too difficult, but I wouldn't dare do it with the fine-pitched, proprietary Apple connector.
OP? On my side, getting 600MB/s.
 
BT unstable, intermittent, cutting out, may/may not come back to life on a reboot etc.? This card fixes this. As I mentioned, one of my 2012s suffered this while the other had identical WiFi non-performance.

Per the Wiki article, the 802.11ac specification has multi-station throughput of at least 1.1 gigabit per second (1.1 Gbit/s) and single-link throughput of at least 500 megabits per second (0.5 Gbit/s) — the spec was finalized long after Apple started shipping. Apple boasted 1.4 Gb/s when it was released in 2013 and my son-in-law said that they achieved that regularly in testing.

The only way to test actual 802.11ac performance is in a clear line with a PC or Mac with the same and not through a router (don't have a water heater in the way—just sayin'). When sending 100GB files and timing them, comparing to Gigabit Ethernet, I don't quite achieve 1.4 Gb/s but I get close and it is faster than Gigabit Ethernet.

Most home internet connections are not nearly that fast. Neither WiFi nor Ethernet can connect to the internet faster than your connection to the rest of the world.
 
OP? On my side, getting 600MB/s.

A bit measures data transfer rates over a network. A byte measures the amount of storage available.

Although 600Mb/s is the theoretical maximum of 802.11n, real world performance is usually half that.

Anechoic chambers devoid of outside electrical interference are usually the only places where theoretical speeds can be obtained. Although my son-in-law is always careful never to disclose Apple proprietary info, I have heard descriptions of the lab where he did the testing while they developed 801.11ac.
 
BT unstable, intermittent, cutting out, may/may not come back to life on a reboot etc.? This card fixes this. As I mentioned, one of my 2012s suffered this while the other had identical WiFi non-performance.

Per the Wiki article, the 802.11ac specification has multi-station throughput of at least 1.1 gigabit per second (1.1 Gbit/s) and single-link throughput of at least 500 megabits per second (0.5 Gbit/s) — the spec was finalized long after Apple started shipping. Apple boasted 1.4 Gb/s when it was released in 2013 and my son-in-law said that they achieved that regularly in testing.

The only way to test actual 802.11ac performance is in a clear line with a PC or Mac with the same and not through a router (don't have a water heater in the way—just sayin'). When sending 100GB files and timing them, comparing to Gigabit Ethernet, I don't quite achieve 1.4 Gb/s but I get close and it is faster than Gigabit Ethernet.

Most home internet connections are not nearly that fast. Neither WiFi nor Ethernet can connect to the internet faster than your connection to the rest of the world.
thanks for this info, I have a couple of this Mid 2012 13” MBP that my kids are using , finally just got tired patching Wi-Fi drivers to run MacOS BigSur, this kit works well for me and cheap enough a little over $50, I have 1gb internet plan and getting over 400mb/s wireless Wifi and pretty satisfied overall.
 

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I had great success with the adapter/kit from Intriguing Industries! Was able to upgrade my 2010 17" MacBook Pro 6,1 with a BCM943602CS. My ribbon cable was just a bit too long for this new setup, but I was able to bend it slightly to make it all fit back together with no pinching or performance impact.

Don't forget to use the Continuity Activation Tool if you can't get Handoff, etc. to work right after you install.

Much thanks to @jrumball for the help and bringing my "old" MacBook Pro up to a modern Bluetooth standard!

IMG-0693.jpg
 
I had great success with the adapter/kit from Intriguing Industries! Was able to upgrade my 2010 17" MacBook Pro 6,1 with a BCM943602CS. My ribbon cable was just a bit too long for this new setup, but I was able to bend it slightly to make it all fit back together with no pinching or performance impact.

Don't forget to use the Continuity Activation Tool if you can't get Handoff, etc. to work right after you install.

Much thanks to @jrumball for the help and bringing my "old" MacBook Pro up to a modern Bluetooth standard!

IMG-0693.jpg
Continuity Activation Tool does not work in Catalina. But manually, you can activate handoff, unlock by Apple Watch, etc, etc
 
Continuity Activation Tool does not work in Catalina. But manually, you can activate handoff, unlock by Apple Watch, etc, etc
I'm using High Sierra. And even when I activate all applicable settings, they don't work unless I use CAT.
 
Hi all, great to find this thread...
I really want to buy one of these for my A1278 but $198 + $40S/H + $$Ins (Ireland) is just too much..
Do I have any EU reseller options or would anyone here have a Subtle Design discount coupon they would be happy to share..
Like everyone else here, I love my 13" MD102 and it does everything I ask of it and just don't want/need to spend €2500+ for a newer MBP..
Any help appreciated..
 
Hi all, great to find this thread...
I really want to buy one of these for my A1278 but $198 + $40S/H + $$Ins (Ireland) is just too much..
Do I have any EU reseller options or would anyone here have a Subtle Design discount coupon they would be happy to share..
Like everyone else here, I love my 13" MD102 and it does everything I ask of it and just don't want/need to spend €2500+ for a newer MBP..
Any help appreciated..
There are much cheaper options. Just read above,
 
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Cheers for the replies and yes the lower cost option is tempting but
I guess I'm leaning toward the plug n play Subtle Design option as I just don't have the overhead for teardown, soldering, heatshrink, routing etc,etc..(not beyond me, just need convenience)..
 
Cheers for the replies and yes the lower cost option is tempting but
I guess I'm leaning toward the plug n play Subtle Design option as I just don't have the overhead for teardown, soldering, heatshrink, routing etc,etc..(not beyond me, just need convenience)..

The one I used doesn't require any soldering.
 
Hmm, no soldering?! Are any of you running Big Sur 11.5.2 also, with the non-Subtle Design solutions?
Any issues noted?
 
Hmm, no soldering?! Are any of you running Big Sur 11.5.2 also, with the non-Subtle Design solutions?
Any issues noted?
If the other solutions are using the same wireless card (which I think is just an Apple one from a 2015 MBP), they should also work just fine with 11.5.2. I got the Subtle Design one as I could afford it, and wanted to support a cool project.
 
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Cheers for the replies and yes the lower cost option is tempting but
I guess I'm leaning toward the plug n play Subtle Design option as I just don't have the overhead for teardown, soldering, heatshrink, routing etc,etc..(not beyond me, just need convenience)..
What??? It´s a plug and play kit. You only need the wifi/bluetooth module. Maybe if you read it...
 

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...duly noted - apologies.
Ok, so just one other thing..
What's the difference between BCM943602CS and BCM94360CS2?
 
...duly noted - apologies.
Ok, so just one other thing..
What's the difference between BCM943602CS and BCM94360CS2?
BCM943602CS is the one you want, cheaper, same performance, and don't need to physically modify card to make it fit

Only benefit of the other one is a dedicated Bluetooth antenna (BCM943602CS has it integrated on PCB) and bigger antenna connectors (BCM943602CS needs ipex adapters which come w that kit)

If you want plug + play 100% it'll work first try with no fuss, Subtle Design is the way to go. If you like DIYing a little bit, other one.
 
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Finally I have got a card created by troop231 and installed it in my MacBook Pro 15″ mid 2012 (i7, 16Gb, two SSD: 128Gb and 4Tb (instead of DVD, in OWC Data Doubler))! Now I have super fast WiFi 802.11ac and an opportunity to unlock my mac with Apple Watch 🙂 This is really awesome!!!

IMG-0213.jpg


By the way, with Bensova’s Patched-Sur I updated from Catalina to Big Sur 11.5.2 without any problems, no kexts were required. Amazing!

Screen Shot 2021-08-18 at 18.49.07.png


PS. troop231, what is the purpose of a longest wire that is not connected to anything now (it is pretty close to "OWC" on the first photo)?
 
Finally I have got a card created by Subtle Design and installed it in my MacBook Pro 15″ mid 2012 (i7, 16Gb, two SSD: 128Gb and 4Tb (instead of DVD, in OWC Data Doubler))! Now I have super fast WiFi 802.11ac and an opportunity to unlock my mac with Apple Watch 🙂 This is really awesome!!!


PS. troop231, what is the purpose of a longest wire that is not connected to anything now (it is pretty close to "OWC" on the first photo)?
As mentioned on our instructions page, the longest wire is the leftover Bluetooth antenna from the original OEM card shipped with the MacBook. Thank you! 🙂
 
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Finally I have got a card created by troop231 and installed it in my MacBook Pro 15″ mid 2012 (i7, 16Gb, two SSD: 128Gb and 4Tb (instead of DVD, in OWC Data Doubler))! Now I have super fast WiFi 802.11ac and an opportunity to unlock my mac with Apple Watch 🙂 This is really awesome!!!

View attachment 1820288

By the way, with Bensova’s Patched-Sur I updated from Catalina to Big Sur 11.5.2 without any problems, no kexts were required. Amazing!

View attachment 1820289

PS. troop231, what is the purpose of a longest wire that is not connected to anything now (it is pretty close to "OWC" on the first photo)?
Yes, in fact it is awesome. Like me, Macbook pro 17" 2011. You have now a perfect actual mac, working like a charm. Unlock by Apple Watch works perfect, has handoff, etc etc. Well, in fact, i have 2 with the troop231 module.

The longest cable is the bluetooth antenna, unnecessary as the bluetooth from troop231 module has an internal antenna. If you check it, you will see you have Bluetooth 4.2. Awsome.
 
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Well, I don´t know if that works, as I solved the problem with mine years ago. I have edit the script, and its very similar to what I do in the command line, but not the same. It needs one more line. I have included and this is the script it results. You can try first the one in the troop231 link and if doesn´t work, run mine with the new line.
 

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