Cleaning is best using a small dry paintbrush. Should the contacts become
tarnished, clean as shown below...
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The Mini Yack Keyer Pro Is A Lightweight Morse Code Practice Oscillator and Keyer. While Primarily Designed For Iambic Paddles, it can also be used with a straight key. Great For Learning Or Practicing Morse Code!
Length: - 4"
Width: - 3.25"
Height: -2"