Engineering Notes, Analyses, and Interesting Insights from the Daily Life of a Developer

Practical reports from electronics development, repair logs, and theoretical derivations.

JFET current source Analyse
21. April 2026 • 5 Min. read, English

JFET Current Source: Derivation & Preselection

Design of a JFET current source with preselection and an interactive JavaScript calculator.

Read article →
RF Probe Analyse
30. Mai 2026 • 7 Min. read, English

Replicating an RF Probe

Replicating an RF Probe Based on Bob Pease's Design.

Read article →