Industrial 4–20mA HART Bell-202 FSK Demodulator & Loop-Impedance Compliance Checker

Deterministic Zero-phase high-pass DC-current removal + Goertzel/Hilbert Bell-202 continuous-phase FSK (1200Hz/2200Hz) demodulator & loop RC impedance check engine (.csv, .wfm, .json) built for Emerson Rosemount, Endress+Hauser, Yokogawa, Siemens — zero-upload ephemeral Wasm RAM execution.

+ Drop File

Cloudflare Ephemeral Wasm RAM · 0% Retention

DETERMINISTIC VERDICT

Double-click 2.4× zoom · Drag to pan / 3D orbit

Free Deterministic X-Ray Preview

Running ephemeral Wasm verification…

Verified Engineering Output

Instant unlock via Apple Pay / Card (Paddle Merchant of Record) · 1-click automated refund, zero support tickets.

HeyCheck Cloud Compilers · Deterministic Zero-Upload Wasm Execution Terms Privacy Refund Policy