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Playing this harmonica in 1st Position (starting from blow) gives you a harmonic minor scale.
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1st Position: Gypsy, Yiddish, Asian, East European, Tango, Reggae
With an F# Harmonic Minor (F#m) harmonica in its holder, starting from blow (exhale), pick out a melody in the midrange of the harmonica.
Try it with an East European slow Waltz or a Tango rhythm.
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Strum a Tango rhythm on your guitar.
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With an F#m Harmonic Minor harmonica, blowing gives you an F# minor chord. Drawing in the lower half of the harmonica gives you a C#7 chord.
While vamping a Reggae groove with the F# minor (blow) and C#7 (draw) chords on the harmonica, you are freed up to play accompaniment lines on the guitar.
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Your single notes don’t have to be too precise, as the layout of the harmonica avoids putting discordant notes next to each other. Sometimes, playing a couple of notes together sounds better than a single note.
For more about the Harmonic Minor Harmonica, check out this chord reference guide.