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AM4 Summing Patch
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When you're running a mono external compressor, EQ, or ambience unit through your Fractal AM4, you need both left and right outputs hitting front of house. A standard mono patch cable will only feed the left channel. Our AM4 Summing Patch Cable solves that cleanly by summing Tip and Ring on the TRS side, so your mono insert device returns signal to both balanced outputs. No signal drop. No weird routing surprises. Just a solid, reliable solution that keeps your rig working the way it should.

Built using our low-profile RCC Pancake, RCC Right Angle, or Square Plug Stubby Straight to RCC TRS Right Angle connectors and our Flex Patch cable, this lead is compact, rugged, and pedalboard-friendly. The custom US-milled cable keeps your signal clear and strong, with the durability players expect from Rattlesnake. It lays flat, stays put, and handles the constant plugging and unplugging that real rigs go through. Tone Matters, especially at the end of your analog chain.

Like everything we build, this cable is hand-assembled in Missoula, Montana and backed by our lifetime warranty. It is purpose-built for the AM4 insert path, not a generic workaround. If you are integrating a mono processor into your Fractal rig and want confidence, clarity, and connection all the way to the balanced outputs, this is The Sound Choice.

AM4 Cable Diagram
RCC TRS Right Angle
RCC Pancake
RCC Right Angle
Square Plug SPS6-S Stubby Straight

  • Conductor/Shield 99.99% BC
  • Capacitance at 37pF/ft.
  • Spiral copper shield (98% coverage)
  • 20AWG stranded conductor
  • Rattlesnake RCC Star Pancake - Nickel Shield / Gold Tip, or RCC Right Angle (GGN) or Square Plug SPS4 Stubby Straight
  • Rattlesnake RCC TRS Right Angle TRS - Nickel Shield / Gold Ring / Gold Tip
  • Cable milled in the United States
  • Cable hand-assembled in Missoula, Montana
  • SKU: SKU-B52A189A

Geno M. - The quality of workmanship, the care taken to get everything absolutely perfect, and the robust feel of the cables is only surpassed by Hank and his teams' customer service. I requested some custom cables via the web site, and had emails from the...
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* Only applies to dual right angle plugs
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What Geno M. Said...


Testimonial:

The quality of workmanship, the care taken to get everything absolutely perfect, and the robust feel of the cables is only surpassed by Hank and his teams' customer service. I requested some custom cables via the web site, and had emails from the team within an hour (at most!). They knew what I wanted, but asked for confirmation and clarification, then provided a link to actually order it. AFTER the order had shipped, I discovered a mistake where the cable ends that I checked off on my order form would not fit my gear (Fractal AM4 - the jacks are extremely close together. I responded to an email expecting a much slower response this time (I was asking to return the item), and within moments, Hank himself called me, offered a solution, and provided me with replacement cables that shipped out the next day, along with a return-label to return the other unused items. You do NOT see this level of customer service these days. Rattlesnake is not the least expensive products in this arena, however, I challenge ANYONE to prove that they are not the highest VALUE given the superior quality and the personalized customer experience you get from them. I will be buying ALL my cables in the future from Hank and the team at Rattlesnake Cables. In fact, I quickly placed a 2nd order for a few other items I needed - the experience with those, while not requiring adjustments this time, was just as satisfying. If you want cables that you know will work for you, and will be around decades from now, STILL working for you, don't look elsewhere!!!

Thoughts about our Service:

As mentioned above, the customer service is the main reason I am super-happy with my decision to purchase from Rattlesnake. It's impossible to beat the customer service you get from this team.

What was purchased:

Fractal AM4 Summing Insert Cables (x4); TS-to-TS instrument cables with jacketed ends (x2); Hoodie, and several T-shirts.
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We Are Musicians

We are musicians. What does that mean? We know what it feels like when gear fails on stage. We hate that feeling, and we think about that with every build. As musicians, we also know how hard the road can be on gear and focus on making it stand the abuse.

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Customer Service

We take customer service very seriously around here. We really appreciate ALL of our customers, and we want every aspect of your buying experience to be a great one. We ensure the buying experience, communication throughout the process, and final delivery of the product are perfect!

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Quick Shipping

We understand after placing an order, the excitement starts - and we want to make sure you get your order quickly. From day one, we've pushed to get orders out as quickly as possible. Usually, orders are shipped the next day!

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Lifetime Warranty

We will absolutely take care of you if you run into any issues with your cable. We do our best to prevent issues and understand life on stages and on the road can be hard on the cables. We've been there, and we'll definitely treat you right if you have any issues.

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U.S. Milled Custom Cable

We take great pride that our custom instrument, XLR, and speaker cables are milled in the United States. All of our milled cables are built to our specifications here in the states and then soldered by hand in Missoula, Montana, by our great team!

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Family-Owned Business

Rattlesnake Cable Company started with a simple idea by me - Hank. It quickly encapsulated my entire family, from my kids to my wife, Amy. Now, Amy and I are 100% committed to the success of the business and love that it has grown into a fantastic team moving forward.



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Reviews on Google

Liamyyz
Liamyyz
5/26/2026
Fantastic company with which to do business! Highest quality cables, well-designed and built, accept no substitutes!
Doomed Guitar
Doomed Guitar
5/4/2021
So GOOOD!! I purchased a 20 foot seafoam gold end beginning of lockdown, and the tonal improvement was literally WIDE EYED WOW! Love the heavy duty, and wayyy quieter (like microphonically much quieter than a fatsoflex even and those were my live "quiet" cord standard). So,during live stage (lour... Read
Jeff Kormos
Jeff Kormos
11/18/2025
Rattlesnake cable company seriously make the best instrument cables in the game. They're very sturdy, reliable, and are shipped very quickly, even if you're across the country. They offer other great items such as a 4x4 function box for your pedalboard. Every single order has been communicated to me... Read
Liamyyz
Liamyyz
5/26/2026
Fantastic company with which to do business! Highest quality cables, well-designed and built, accept no substitutes!
Doomed Guitar
Doomed Guitar
5/4/2021
So GOOOD!! I purchased a 20 foot seafoam gold end beginning of lockdown, and the tonal improvement was literally WIDE EYED WOW! Love the heavy duty, and wayyy quieter (like microphonically much quieter than a fatsoflex even and those were my live "quiet" cord standard). So,during live stage (lour volume) use, I was using a big name $$$ cable. The Rattlesnake Seafoam Snake Head gold ends direct to Mesa Mark 4 (a noisy higher gain amp) dethroned that. Really big difference. Quieter and just overall clearer and better sounding, straight to amp, secret weapon! So I decided to do my whole pedalboard in Mean Green gold ends. The improvement again, in clarity and just bigger overall sound, hard to describe. So much worth the $$$ that I'm measuring out all my fx cables, dozen or so amp sends from my board and any other signal cables flowing through my rig. Mean Green of course. *I'd like to mentions, the turnaround time, was ONE DAY from order to ship!!! NO himmmhawwing or excuses. I emailed an order for 10 custom cables Thursday. An hour or so later Hank had already helped me further refine my order for my board exactly, and it was completed and shipped Friday. Hank also made me a personalized thank you video. Model business. Perfect service. The cables are SO much better than my hodgepodge, spaghetti bowl of mixed "quality brands I won't name. No need. They're all getting sold and like I said, a dozen amp or more cables from board (10-20 footers there), some fx cables, rack cables and some others are on the list to order now. I'd absolutely recommend these wires to anyone looking to upgrade their guitar signal chain. Without hesitation and without buying into internet snakeoil, BUY a Rattlesnake guitar cable and see for starters HOW much better they sound. SO good!! THOUGHTS ABOUT OUR SERVICE: Amazing. Top notch!! I'll also give a shout in facebook and ig! WHAT WAS PURCHASED: 20' Standard in Retro Sea Foam with Neutrik Right Angle Gold to Neutrik Straight Gold Snake heads Pedalboard order: 10 cables, 5 different sizes
Jeff Kormos
Jeff Kormos
11/18/2025
Rattlesnake cable company seriously make the best instrument cables in the game. They're very sturdy, reliable, and are shipped very quickly, even if you're across the country. They offer other great items such as a 4x4 function box for your pedalboard. Every single order has been communicated to me and it shipped very quickly. Customer service is top notch and I haven't experienced better service like this before! I highly recommend their products if you are looking for high quality and reliability. Plus they offer custom options as well, so you can get your own cables made!


Videos.

Check out some videos talking about Rattlesnake Cables - unboxing, demos, etc.

  • Rattlesnake Flex Patch Cables Unboxing - Shawn Hatfield
  • Extraction Point unboxing of NEW Rattlesnake Cables
  • Sean Pierce Johnson
  • Rattlesnake Cables...so far [w. Ice]
  • Roger Limoges
  • Don Crum - Unboxing

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