The Arduino Ethernet Shield 2 connects your Arduino to the internet.

.High accuracy and reliability
.Combination of electonic and mechanical advantage
.Single switch for range selection
.Safety sockets and dual insulation
.Moulded, water-resistant casing

The Spartan^®-3E Starter Board provides a powerful and highly advanced self-contained development platform for designs targeting the Spartan-3E FPGA from Xilinx^®. It features a 500K gate Spartan-3E FPGA with a 32-bit RISC processor and DDR interfaces. 

8-bit, 12-bit or 14-bit high resolution ADC

 40M record length, and 75,000 wfms/s waveform refresh rate

 Low background noise, vertical sensitivity in 1 mV/div - 10 V/div

 Multi- trigger, and bus decoding function

 SCPI, and LabVIEW supported

The UNO is the best board to get started with electronics and coding. If this is your first experience tinkering with the platform, the UNO is the most robust board you can start playing with. The UNO is the most used and documented board of the whole Arduino family.