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We are offering the Red Pitaya STEMlab 125-14 PRO Gen 2 Starter Kit and QSPI eMMC module Gen 2 for you to review. The STEMlab 125-14 PRO is Software Defined Radio hardware and libraries, which allow it to perform as a range of test and measurement equipment. Customisable to suit your use-case, the Red Pitaya can also be programmed from LabVIEW, MATLAB and Python. To test the STEMlab 125-14 PRO Gen 2, apply for this RoadTest. If selected we'll ship you the kit, for free. We pay for everything. You test it out and once you've posted your review, it's yours to keep!

| Basic | |
| Processor | Dual-core ARM Cortex-A9 |
| FPGA | Xilinx Zynq 7010 SoC |
| RAM | 512 MB |
| System Memory | Micro SD up to 32 GB |
| Console Connection | USB-C |
| Power Connector | USB-C |
| Power Consumption | 5 V, 3 A max |
| Connectivity | |
| Ethernet | 1 Gbit |
| USB | USB 2.0 x 2 |
| WiFi | Using WiFi Dongle |
| RF Inputs | |
| Channels | 2 |
| Sample Rate | 125MS/s |
| ADC Resolution | 14 bit |
| Full Scale Voltage Range | ±1V /±20V |
| Input Coupling | DC |
| Bandwidth | Bandwidth |
| Input Impedance | 1M Ω |
| RF Outputs | |
| Channels | 2 |
| Sample Rate | 125MS/s |
| DAC Resolution | 14 bit |
| Full Scale Voltage Range | ± 1V |
| Load Impedance | 50 Ω |
| Shortcut Protection | Yes |
| Typical Raising / Falling Time | 2V / 10ns |
| Bandwidth |
DC-60MHz |
| Extension Connector | |
| Digital IOs | 16 |
| Analogue Inputs | 4 channels 0-3.5V 12bit |
| Analog Outputs | 4 channels 0-1.8V 12bit |
| Communication Interfaces | I2C, SPI, UART |
| Available Voltages | -4V, +3.3V, +5V |
| Synchronisation | |
| Trigger Input | Through Extension Connector |
| Daisy Chain Connection | Over SATA Connection |
| Ref. Clock Input | N/A |


RoadTesters will receive or have access to:
Router or network switch with DHCP enabled
Computer with a web browser (Chrome, Firefox, Safari, or Edge)
| Begin enrollment | 8th May 2026 |
| End enrollment | 7th June 2026 |
| Select RoadTesters | Week of 22nd June 2026 |
| Ship unit |
Ideally within 14 days upon confirmation of selected RoadTesters and subject to compliance checks. |
| Begin RoadTesting | On Receipt of Kit |
| element14 follow-up | 6 weeks after selection |
| Post reviews | 2 to 3 months after Kit Receipt |
Red Pitaya is leading a revolution in the electronics industry, pioneering the move from closed, fixed-functionality instruments to multifunction, open-source software-defined instruments that are able to satisfy broad spectrum of customers in different market segments. Learn more here.