Voytec M.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

EXPERIENCE: - 30+ years of experience in Hardware Electronics R&D activity (RF, IoT, power, communication, etc.) - 30+ years of experience in satellite reception industry (STBs, PVRs, LNBs, MSWs, etc.) - 5 years of experience in development of High Reliability HW electronics analog and digital (automotive, medical, military, aerospace, etc.) - IPC CID certificate - high expertise in analog electronics design (LTSpice simulation) - high expertise in DRO, PLL, SCR, dCSS LNBs for satellite reception - high expertise of the digital TV standards: DVB, ETSI, MPEG, Nordig, DiSEqC, RED, LVD, etc., - experience in electronic measurement devices (Network Analyzer, Spectrum Analyzer, RF Signal Generator, Digital Oscilloscope, NF and Gain Meter, etc.) high expertise in satellite, terrestrial and cable transmission and systems for digital TV, - high expertise in overall radioelectronic systems (short, medium range) and antennas, - participation in development of the standard EN50494 and EN50607 (ETSI, Brussels) EMBEDDED SYSTEMS: - experience in various electronic systems (analog TV broadcast, protection radio systems, low power radio data transmission, controlling of semiconductor lasers, HDD access, USB data transmission, file systems, - experience in RF systems: Bluetooth, TDMA, FDMA, GPS, IoT, Z-Wave, ZigBee, etc. - experience in programming (assembler, C, C++) of wide range of 8-, 16- and 32-bits microcontrollers (PIC of Microchip, ’51 family, HC11, 68000, ColdFire of Motorola, ST20 of ST Microelectronics, MxL), - experience in embedded systems development (I2C, UART, SPI, IEEE1394, Flash memory, RAM memory, USB, etc.) - experience in hardware development (digital, analog, analog-digital, high frequency), - experience in PCB design (1-, 2-, 4-layers): Protel99, KiCAD, Altium Designer