Reviews 4 layers Pcb

EarMen Eagle High-Performance Portable USB DAC and Headphone Amp - PCM DxD and DSD

  • EarMen Eagle is a high-performance pocket-friendly USB DAC and Headphone Amp. It plays all 32bit/384kHz formats including PCM, DXD and DSD, and is....
  • Featuring Audiophile SABRE DAC - Powered by ESS ES9281, which provides high-end audio performance with distortion plus noise (THD+N) less than 0.002%,....
  • Low-Noise Design - EarMen Eagle uses Super LOW ESR tantalum capacitors, high grade components in the power-supply, and 4 layer gold plated PCB....
  • Gold plated PCB - EarMen Eagle’s PCB is 4 layer gold-plated and manufactured in-house using CNC drilling and pattern plating techniques. This....
  • Design - After many years of experience in the audio industry, our engineers have used their knowledge to develop a device that will provide you with....
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Electronics-Salon 4X Solderable Breadboard Proto Board PCB DIY Kit for Raspberry Pi 2/3 Model A B A+ B+ Zero

  • The proto breadboard PCB suitable for any type Raspberry Pi GPIO, or other electronic projects DIY..
  • PCB Material: high quality FR-4 glass fiber PCB. Dimensions: 62mm x 88mm / 2.44" x 3.46", Thickness: 1.6mm / 0.063".
  • Top to bottom layer all solder pad holes are plated through, pads grid (pitch) 2.54mm / 0.1", hole diameter 1.2mm / 0.047"..
  • Package included 4x PCBs, 4x 2x20pin pitch 0.1" male headers, 16x M3x10mm nylon standoffs and 16x M3x6mm nylon screws..
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Aoicrie MKS Gen L V1.0 3D Printer Integrated Mainboard Controller PCB Board Compatible Ramps1.4/Mega2560 R3 with A4988 Motor Driver for 3D

  • Integrate 2560 and Ramps1.4 one PCB,which designed to avoid complicated connections, easier wiring and more stable Use high-quality 4 layer PCB&Use special power chip,support 12V-24V, also Use Run Marlin firmware,same as configuration way as Ramps1.4, it can replace Ramps1.4 directly..
  • Use high quality MOSFET tube,better cooling and more stable.Use special power chip,support 12-24V input,reduce the heated bed current to 1/4 that slove the Mosfet heat problem efficiently and power shortage..
  • Support a variety of stepper drivers: A4988,DRV8825,TMC2208 and TMC2100, and available to work with LCD2004,LCD12864,MKS TFT24/28/32/35 & Available to connect external large stepp drivers, A4988 driver board widely used in 3D printers and small CNC machines..
  • Support functions: Non-trace resumption after power off, run out filament ,and auto shut down, XTZ axis with different color terminal controls the motors and end stop,which is convenient to wire.Use high-quality 4 layer PCB&Use special power chip.Retail Servos,AUX-1 and AUX-2 interface of Ramps1.4 provide three 5V output and three 12V output interfaces..
  • Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step.Adjustable current control lets you set the maximum current ....
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1769-OA16 Compact I/O 16 Point Output Module 1769OA16 1 Year Warranty

  • Pitch 3.81mm/0.15" screw terminal block..
  • Terminal block: wire range 26-16AWG, strip length 5mm, Metric M2 slotted screw..
  • FR-4 fiber glass PCB, dual copper layers..
  • Module Dimensions: 83mm x 87mm x 45mm (W x L x H)..
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Genie Sequencer Board 34019R

  • 【Dimension】 -Size：100mmx75mm/3.94"x2.95"(L*W).
  • 【Material】 -The copper clad laminate is made of FR-4 glass fiber and copper, the number of layers isdouble sided.
  • 【Features】- The copper clad board is resistant to high temperature, is not easily oxidized, is not easily deformed, and is convenient for welding.
  • 【Application】 - PCB circuit boards are very suitable for making PCB circuit boards and models. It is widely used in product development, DIY experiment, maintenance, production, etc.
  • 【Noted】 -The product may be slightly scratched or dirty during transportation, which will not affect its use.
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Helping Hands Soldering, Toolour Magnetic Helping Hand for Soldering, 4 PCB Circuit Board Holder and Flexible Helping Arms, Third Hand Tool with Heavy Duty Base for Electronic Repair Hobby Craft

  • ...action to the steel base. We included two 9.8″ arms, two 5.9″ arms helping hand arms, completely free your hands up and work easier than ever before. The 360° rotating alligator clip allows you to be more flexible in welding work..
  • Magnetic PCB Holder Pillars: 4 small pillars can hold a PCB board by their multi-layer or tips through the location hole component point. Full metal body is anti-rust and corrosion-resistant, powder-coated promises a longer usage. To make sure the PCB you worked on can be positioning steadily, the pillars’ tips are better to hold boards by 4 location holes..
  • Stainless Steel Base: 9″ x 5. 9″ heavy duty base with industrial-grade weighted construction, never tip over, powder-coated iron base. 4 pcs rubber feet prevent the stable soldering station from sliding around on your workbench, even protect the work surface against scratches and scuffs. NOTE: Due to different manufacturers’ production batches, the iron plate may also be updated at any time(eg with holes or engraved LOGO). Under normal circumstances, it will not affect your normal use..
  • Widely Used & Service: Helping hands soldering for any electronic, welding, crafting, painting, figurine and hobby work, or any precision project that requires extreme accurac....
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MKS Gen L V2.1 3D Printer Integrated Motherboard Controller PCB Board A4988/DRV8825/TMC2208/TMC2130 Like Ramps 1.6 MKS Gen V1.4 Mainboard

  • Integrate 2560 and Ramps1.4 one PCB,easier wiring and more stable..
  • Use high-quality 4 layer PCB&Use special power chip,support 12V-24V, also Use Marlin firmware,same as configuration way as Ramps1.4, it can replace Ramps1.4 directly..
  • Support a variety of stepper drivers:4988,8825,TMC2208 and TMC2100, and available to work with LCD2004,LCD12864,MKS..
  • TFT24/28/32/35 & Available to connect external large stepp drivers Accept 24V input,reduce the heated bed current to 1/4 that slove the Mosfet heat problem efficiently..
  • Retail Servos,AUX-1 and AUX-2 interface of Ramps1.4 provide three 5V output and three 12V output interfaces..
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MKS Gen L V2.0 3D Printer Integrated Motherboard Controller PCB Board A4988/DRV8825/TMC2208/TMC2130 Like Ramps 1.6 MKS Gen V1.4 Mainboard 1PCS

  • ❤️ Integrate 2560 and Ramps1.4 one PCB,easier wiring and more stable.
  • ❤️Use high-quality 4 layer PCB&Use special power chip,support 12V-24V, also Use Marlin firmware,same as configuration way as Ramps1.4, it can replace Ramps1.4 directly.
  • ❤️ Support a variety of stepper drivers:4988,8825,TMC2208 and TMC2100, and available to work with LCD2004,LCD12864,MKS.
  • ❤️TFT24/28/32/35 & Available to connect external large stepp drivers Accept 24V input,reduce the heated bed current to 1/4 that slove the Mosfet heat problem efficiently.
  • ❤️Retail Servos,AUX-1 and AUX-2 interface of Ramps1.4 provide three 5V output and three 12V output interfaces.
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Liftmaster K001A6837 Logic 4 Board Commercial OEM Genuine

  • 【Dimension】 -Size：200mmx150mm/7.87"x5.91"(L*W).
  • 【Material】 -The copper clad laminate is made of FR-4 glass fiber and copper, the number of layers issingle-sided.
  • 【Features】- The copper clad board is resistant to high temperature, is not easily oxidized, is not easily deformed, and is convenient for welding.
  • 【Application】 - PCB circuit boards are very suitable for making PCB circuit boards and models. It is widely used in product development, DIY experiment, maintenance, production, etc.
  • 【Noted】 -The product may be slightly scratched or dirty during transportation, which will not affect its use.
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CoolerMaster MASTERACCESSORY Riser Cable PCIe 4.0 x16 - 300mm, PCIe 4.0 Compatible, EMI Shielded 30 AWG, Protective ABS Casing for Graphics Card

  • PCIe 4.0 Compatible: While providing twice the bandwidth of PCIe 3.0, the Gen 4.0 riser cable remains backwards compatible with a maximum transfer rate of over 64Gb/s (bi-directional) and fully supports the 16GT/s bit rate of PCIe 4.0 devices..
  • Ultra Durable PCB: The multi-layer coated PCB provides best-in-class performance under high thermal loads, cable flex, and moisture resistance..
  • Heavy Duty Shielding: EMI shielded 30 AWG tinned copper wires ensure minimal signal delay and electromagnetic interference-free operation..
  • Gold-Plated Pin Connections: Gold-plated PCI pins allow maximum durability with a rated 400g of retention force per contact pair..
  • Protective ABS Casing: UV resistant ABS casing protects cable connection points from rough handling..
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250pcs Standoffs Nylon M2 M3 Male Female Hex Column Standoff Screws Nuts Assortment Kit for Communication Electroplating M3 Male Standoff A

  • 250pcs standoffs are made of durable environmentally friendly nylon PA66, which has stable and long-lasting acid resistance, alkali resistance, insulation and signal interference resistance..
  • The waterproof nylon spacer support is rust-proof and easy to clean. You only need to clean it with a cloth..
  • There are 4 different kits to meet your building needs, including various male or female brackets, nuts and screws..
  • Threaded standoff is very suitable for installation between the PCB circuit board and the machine board. It is very suitable for creating hot channels between chips, or creating multi-layer and multi-layer "nerd" homemade circuit board arrays..
  • They are not easy to slip when used correctly. It is very suitable for installing boards between PCB circuit boards and machines, and is widely used in communications, electroplating, medical equipment, office equipment, electronic products and other industries..
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zgs78hh 18V Battery Chip Protect Board Replacement Battery Protection, Circuit Board for Makita BL1830 BL1850

  • 【Dimension】 -Size：200mmx150mm/7.87"x5.91"(L*W).
  • 【Material】 -The copper clad laminate is made of FR-4 glass fiber and copper, the number of layers issingle-sided.
  • 【Features】- The copper clad board is resistant to high temperature, is not easily oxidized, is not easily deformed, and is convenient for welding.
  • 【Application】 - PCB circuit boards are very suitable for making PCB circuit boards and models. It is widely used in product development, DIY experiment, maintenance, production, etc.
  • 【Noted】 -The product may be slightly scratched or dirty during transportation, which will not affect its use.
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MAXSUN iCraft B550 Gaming M-ATX Motherboard AMD AM4 Zen 3, DDR4, PCIe 4.0, SATA 6Gb/s, Dual M.2, USB 3.2 HDMI/DP, 2.5G LAN Micro ATX AMD Ryzen 5000 Series Processors CPU

  • 【AMD AM4 Socket】Supports AMD Zen 3 Ryzen 5000((R9 5950X overclock up to 4.79GHz) & Zen 2 Ryzen 3000 Series CPUs, AMD Zen 2 Ryzen 4000 with Radeon Graphics Cards GPU Processors APUs..
  • 【Super Power Design with 8-Layer PCB】14+2 phases digital power design, providing durable and stable performance. The 8-layer PCB quickly dissipates heat around the VRM to improve overall system stability and give the CPU more overclocking headroom..
  • 【Cooling New Design】Active VRM Heatsink and Large M.2 Heatsink. A VRM heatsink provides a large contact area for the MOSFETs and chokes, enables more efficient cooling for better performance and wattage resistance. The M.2 heatsink keeps the M.2 SSD at the optimum operating temperature for consistent performance and reliability..
  • 【Faster Connectivity】Dual Channel DDR4 Memory(Up to 128 GB 4*DIMMS ,MAX:4866 MHz), Ultra Durable PCIe 4.0 x16 Slot & Ultra-Fast M.2 SSD NVMe PCIe 4.0 x4 Connectors, USB 3.2, HDMI/DP, 2.5G Ethernet and 7.1 Channel HD Audio.
  • 【iCraft Sky Light RGB】Adopt skylight RGB, emits brilliant lights. Provide 2*3-pin ARGB(5V) and 2*4-pin NRGB(12V.). Lighting effects can be controlled via onboard buttons or dedicated software.
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