1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Manual Click here to openProduct Name HU 069B Upgraded CW Morse Code DecoderPower Supply USB 5VOperating Voltage 5VStatic Current Approximately 25mA when not decoding Maximum Operating Current Approximately 60mA when decoding with buzzer sound Features 1 Enhanced Circuit Board Layout The HU 069B upgraded CW Morse Code Decoder features an optimized circuit board layout with improved component placement This design enhancement facilitates easier installation and a more streamlined operation making the device user friendly for both beginners and experts 2 Versatile Decoding Capabilities This decoder supports audio frequency input for decoding Morse code It can directly translate the received Morse code audio into text symbols allowing for effortless interpretation and learning The decoding speed is adjustable catering to different skill levels and preferences 3 External CW Key Compatibility Equipped with an external CW key the device allows users to practice sending Morse code signals This feature enhances the learning experience by providing hands on practice in real time bridging the gap between theoretical knowledge and practical application 4 Buzzer Sound Feature The in built buzzer generates sound to mimic the reception of Morse code signals Users can switch the sound on or off as needed making it easier to correlate the audio signals with the Morse code characters being d