Many hams are not perfect. They have "bugs" (mechanical keys) that produce irregular dit-to-dah ratios. Most decoders lock to a rigid timing ratio (e.g., 1:3). We fed the MRP40 a recording of a 30-year-old Vibroplex key (known for "clicky," uneven Morse).
At hour six, the confidence hit 97%.
Follows drifting CW speeds seamlessly.
Click on a specific signal ridge on the software's visual waterfall. The software will instantly lock onto the pitch (typically centered around 600Hz–800Hz) and begin printing text to the screen. Performance Review: Verified Strengths and Weaknesses
MRP40 Morse Code Decoder Verified: The Ultimate Software Review for Amateur Radio
