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Description
Audio Solution - Quattordici - by Roberto TognonQuattordici by Roberto Tognon Audio Solution New 200A DC DC converter for 2025 Handcrafted and imported from Italy Quattordici is a STEP UP DC DC converter conceived in a compact c n c milled aluminum chassis, Sober design, solidly built with high quality components to ensure the best long lasting performance. Specifications Standby current: < 0. 1 mA On current: Up to 0. 2 A Voltage in min: 8. 5 Volt Voltage in max: 17 Volt Voltage Out min: Volt
Quattordici by Roberto Tognon – Audio Solution
New 200A DC-DC converter for 2025
Handcrafted and imported from Italy
Quattordici is a STEP-UP DC-DC converter conceived in a compact c-n-c milled aluminum chassis,
Sober design, solidly built with high quality components to ensure the best long-lasting performance.
Specifications
• Standby current: < 0.1 mA
• On current: Up to 0.2 A
• Voltage in min: 8.5 Volt
• Voltage in max: 17 Volt
• Voltage Out min: Volt battery – 0.5 Volt
• Voltage Out max (adjustable): 16 Volt
• Base work Frequency: 50 KHz
• Output work Frequency: 100 KHz
• Internal fuses: 3×35 A
Product overview:
PTH combined with SMD components
Very high capacity Nichicon capacitors 221° F, Low ESR
5V / 4A "remote" out for digital player or other devices
Two output terminal block
Push-Pull technology for best performance
Voltage IN/OUT display (selectable)
Gold plated printed circuit board (105um copper)
Big output filter for “clean” power output
Product overview:
PTH combined with SMD components
Very high capacity Nichicon capacitors 221° F, Low ESR
5V / 4A "remote" out for digital player or other devices
Two output terminal block
Push-Pull technology for best performance
Voltage IN/OUT display (selectable)
Gold plated printed circuit board (105um copper)
Big output filter for “clean” power output
Power handling 750W continuous, 1500W for 10 seconds
It can drive an audio system up to 1600W rms in a normal music program.
Designed for drive up to 3 amplifiers like the Duecento or Quattrocento.
Cooling system Internal fan (2 step speed)
Over temperature protection 185° (+/- 5%)
Dimensions: Width 280mm x Length 190mm x Height 60mm
(11" x 7.486" x 2.3622")
Weight: 6.57 pounds
Working temperature: 32 to 122 F
Internal fuses 3x35 A
Proper installation guarantees better performance, follow these suggestions for installation.
- For power connections use only good cables, of suitable sections and protected in the engine compartment. The cables for car-audio applications are very flexible and therefore easy to install.
- Carefully take care of the laying of the cables and operate in order to follow different routes to signal cables from power cables.
- It is a good idea that the mass of the amplifiers is connected to the same point, together with the car radio's one.
Example: if there are two amplifiers in the trunk, find a good grounding point for the amplifiers themselves and bring the mass of the car radio to the same point using a cable (3-5mm).
- Fix the voltage stabilizer securely, to avoid its movement and then the cables jostling.
- A well-designed and equipped system may involve the collection of various devices, if this happens, ensure adequate ventilation of the place where the amplifiers are installed, perhaps with the aid of an additional forced air flow by a fan inside the various compartments if is need.
# We amplify your Emotions.
Audio Solution covers this warranty product for a period of three (3) years, the retailer's receipt will be valid. Should malfunctions occur due to defects in construction, the device will be repaired by the Audio Solution (or delegates) at no cost to the customer, who will spend only the shipping costs.
It is essential, to take advantage of the guarantee, that the product is returned to your retailer with the receipt or invoice that proves the date of purchase.
The product that will be returned to the Audio Solution will be repaired in any case, charging the cost in case the guarantee is discovered.
The guarantee is not valid in the following cases:
- The product is damaged by incorrect use.
- The product is subject to accident or altered.
- The product has not been repaired by Audio Solution or delegates.
- The product has been connected / installed incorrectly.
- The product was intended for wrong use.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 26 reviews
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Product Reviews
★★★★★ 5
Sheet set
Color: Burgundy, Size: Queen
This lightweight microfiber sheet set stands out for its softness, comfort, and elegant design. Its fabric feels cool to the touch, withstands daily use, and is easy to wash, retaining its vibrant color wash after wash. It is an excellent choice for adding a cozy and sophisticated touch to the bedroom at an affordable price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
★★★★★ 5
Soft, Breathable Sheets That Feel Great to Sleep On
Size: Twin, Color: White
This Amazon Basics jersey sheet set was a really good purchase. The cotton material is soft, stretchy, and breathable — it feels like sleeping in a comfortable T‑shirt. The fitted sheet has a nice snug fit that stays in place, and the flat sheet is lightweight without feeling flimsy.
The fabric washes well, doesn’t pill, and stays soft after multiple loads. It’s a great everyday sheet set for anyone who likes that cozy, relaxed jersey feel. Overall, comfortable, easy to care for, and great value for the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
The Perfect Sheets To Lie On While Writing Amazon Reviews
Size: Full, Color: Light Gray
As I write this, I am laying on an adjustable full sized bed by Hofish and a 10.5" comfort foam mattress by Classic Brands. I know I sound like I am an Amazon plant, but I swear I am not. I'm not even a stockholder anymore.
This is the most awesome bed stylings combination I have had in many, many years. In fact, it is the best I have ever owned and it is beat only by some ritzy resort I stayed at on vacation like 20 years ago, though I admit I was pretty drunk the entire time so my memory might not be the most accurate.
But getting back to today... these sheets are great. I washed them twice - I'm not a neat freak, I am just amazingly disorganized and easily distracted while doing laundry, so tonight they went though two wash cycles and one dry. And then I put them on the bed. While these sheets are not deep pocket sheets, they don't need to be with this mattress. There is enough room and border for them to tuck and wrap with the elastic to give a strong grip under the mattress, which is important as the adjustable frame continually put the sheets and mattress though its repeated adjustable calesthenics-type positioning. The other two sheet sets I have used since I got this bed have struggled poorly with this. In the day or so and at least a dozen position changes, these sheets stay in place with no popped corners to exposing the bowl as the head and feet rise. Of course, till will tell if it lasts, but so far they are the best of the batch of sheets in my closet.
As for texture, they are awesome. I'm a dude. I don't really know what thread count or knit or whatever really means. But these sheets feel like a well-washed favorite, quality rock & roll concert t-shirt. And not one of these glitter puff stupid new groups, like a real rock band from the 80s that now charges $250 for a concert ticket and $60 for a t-shirt...but that group you saw back then, paid $10 for the shirt and you STILL have it and love to wear it because it is perfectly molded to your body, soft and reliable. The kind of shirt you will wear under your suit at work and just grin not just for mental middle finger to corporate dress codes, but because the t-shirt is just that great of a feeling.
Well, that is what these sheets feel like. And now you get to sleep in it. It is that awesome.
In LA right now we are having a nasty heat wave, but these sheets don't seem to bake me even with my stuttering AC. The flannel sheets I love seem to trigger the butt sweats as soon as I lay down in this heat, but no such problem with these.
So really, I'm absolutely happy with these things. I am going to order more in other colors as soon as Amazon gets them back in stock. Great price, great quality, great comfort, great fit, great deal. It is that simple.
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Reviewed in the United States on September 3, 2017
★★★★★ 5
Soft smooth and wrinkle free!
Size: King, Color: White
The most comfortable sheets I’ve had in years! Soft and don’t wrinkle up in the bed. Some reviews said they are thin but I think they’re perfect! I don’t want super thick sheets as we are hot sleepers. These are the perfect feel. They also stretch very well to fit on my mattress all the way around and I have a thick mattress! My precious sheets were a struggle to get over the corners but these fit perfectly. Would buy 10 times over! Such a good value as well!
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Reviewed in the United States on April 14, 2026
★★★★★ 4
Soft Material, but Color Not as Expected
Size: Queen, Color: Oatmeal, Size: Queen, Color: Oatmeal
I did not open or use this sheet set because the color wasn’t suitable for the occasion I intended. I prefer to return items in unused condition so they can be resold as new, so I cannot comment on the exact fit. From a price point, it's value for money.
From touching the fabric through the packaging, the material feels soft and of fair quality. There is no unpleasant smell, and the overall functionality seems fine based on its construction.
My only disappointment is the oatmeal color—it looks somewhat dull and gives off an aged or slightly used appearance. I was hoping for a brighter, creamier tone. Aside from the color issue, the product appears to be well made and comfortable, which is why I’m giving it four stars.
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Reviewed in the United States on December 6, 2025
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