Best Multi layer Pcb

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)..

【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.

Features: Double-sided SMT Epoxy PCB. Power Handling: 200 x 1 at 4-ohm | 350 x 1 at 2-ohm | 500 x 1 at 1-ohm. Painted Conformal Coating PCB Board, 1-Ohm Stable Circuit, Efficiency: 86% 4-Ohm at 100Hz, 12dB/Oct Variable Crossover Slope, Multi-way Protection Circuitry (Thermal/Over Current/Speaker Short/Speaker DC Protection), Input Sensitivity: 15V-0.5V, Variable Bass Boost: 0-9dB, Variable Low Pass Filter: 35Hz-160Hz, 10 Gauge Power Supply Connectors, Signal to Noise Ratio: >90dB, Damping Factor.

This is a beautiful electronic hourglass that is fun to build and nice to look at when finished, it is not only a PCB board for practicing welding....
Comes with English user manual and online PDF file, which will guide you how to finish step by step, perfect for school basic electronics experiment....
The suite adopts double layer PCB, and the circuit consists of 30 pieces white LED blue ray..
Under the control of MCU program, it displays analog hourglass image..

F550 is a multi-rotor designed for all pilots for fun or AP..
Using high strength compound PCB frame board, which makes wiring of ESCs and battery more easily..
Made by advanced engineering material, super strong & smooth Kit.
It can be applied for entertainment, aerial photography, FPV and other activities..
New design PCB board special for F550,support standard flight controller like MK, KK, FF, MWC, APM.

...e and programmable Fn layers (FN+BACKSPACE). It also comes with a range of standard RGB effects, which you can easily switch between using simple shortcuts..
【Bluetooth 5.0/2.4GHz/Type-C Wired Triple Modes Available】EPOMAKER Theory TH68 65% mechanical keyboard features multi-modes connection to provide free switch between different devices. No more plug in and out processes. Bluetooth 5.0 and 2.4GHz offer fast and stable transmission without latency while included Type-C cable provides solid connection as a backup when the battery is out. It’s compatible with Mac/Win/Android system. It is N-key rollover in all modes, limitless as expected.
【Hot Swappable PCB, Compatible with 3Pin/5Pin Switch】TH68 keyboard is equipped with hot swappable PCB to ensure free replacement or change of switches. You don’t need to solder it. It is compatible with most 3 pin and 5 pin mechanical switches, such as Cherry, Gateron, Otemu, Kailh and other MX switches and its clones.
【Bottom Mesh Structure RGB Light&Side RGB Light】RGB backlight is always considered as one of the important elements for mechanical keyboards thus Theory....

【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.

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 ....

Dual Channel Memory: H55M motherboard uses DDR3 dual channel memory, supports 2xDDR3 desktop 800/1066/1333MHz memory slots, does not support ECC memory..
Stable Power Supply: M ATX motherboard adopts stable and precise power supply, which is evenly distributed, and the heat load of various power supply chipsets improves the performance of the CPU..
High Definition: Computer motherboards use VGA+ High Definition Multimedia Interface, support digital high definition video output, bring a better visual experience..
PCB Material: M ATX gaming motherboards are made of PCB material, strong and durable, all solid state panel, long lasting..
Multi Phase Power Supply: Desktop motherboard can be multi phase power supply, more stable and durable, and supports LGA 1156 core i7/i5/i3 processors..