Wicaksono, Agung, and Eka Nugraha. “Desain Modem Sistem Komunikasi Digital HF Berbasis Software Defined Radio”. Edu Komputika Journal 8, no. 1 (June 30, 2021): 21-30. Accessed April 28, 2025. https://journal.unnes.ac.id/sju/edukom/article/view/47297.