Call progress, modem handshake & data analyser for V.22bis dial-up systems
Online resources and tools for checking, configuring and generating international call progress tones
Hand-held Geiger-Müller counter, detects α β γ
Symmetric cryptography, hashing and PIN-block sanity checking for EftPos developers
Effortless scanned answer-sheet processing for educators
High-quality solid-state lamps with wireless remote control