I work primarily as a RF Engineer/RF Specialist who designed board-level RF Circuits for HF to Low-UHF range (3 MHz - 470 MHz). Occasionally, I posts articles on my website.
- Personal website: https://handiko.github.io/
- How to contact me: handikogesang@gmail.com
- Software Defined Radio (SDR), I am quite proficient in using GNU Radio tools and already made a few of Out-of-tree modules here and here.
- Antenna and RF Design, I am experienced in designing and simulating various antenna using free software, like 4NEC-2 and MMANA-GAL. A few of the design results 1, 2, 3, 4, 5
- RF Data Telemetry & Data Communication, I designed a hardware and wrote code and GNU Radio module to make an APRS Transmitter using an Arduino UNO and APRS receiver on GNU Radio using RTL-SDR 1, 2, 3
- Algorithmic Forex Trading, I recently start to trade forex and written a forex swing trading strategy in MQL5 and Pinescript programming language. Trading Strategy Collections
- I own my private Amateur Radio Station, My Callsign is YC1SDL. Currently i am still upgrading my antenna system for 40m band (7 MHz).
- RF Filter Design Techniques, Primarily interested in low-cost HF-VHF RF Filter (Bandpass, Lowpass, ect.)
- Antenna Array Design, To improve my amateur radio station capabilities.
- Another Noise Cancelling Techniques, To improve/upgrade my NCL-100+ Noise Canceller capabilities.
- Low Noise RF Amplification
- Algorithmic Forex Trading
