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The MFJ-557 Deluxe Morse Code
Practice Oscillator features a Morse Code straight key on a non-skid heavy
steel base -- it stays put on table and doesnt move around while youre
sending!
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The MFJ-557 lets you practice
sending code at home, work, riding in your car -- practically anywhere --
because its so easy to take it wherever you go.
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Volume control adjusts from
barely audible to blaring full sound. You can practice without bothering
anyone.
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Tone control gives you a wide
adjustment from high "squeaky" to low "booming" tones. You even get an
earphone jack for private listening.
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You can plug in an external
speaker for super high volume in the classroom.
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When youre finished cleaning
up your sloppy fist with the MFJ-557, hook up the straight key to your
transmitter and go on-the-air sounding like you were born working QSOs.
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The MFJ-557 also has a
built-in speaker and adjustable contacts.
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The MFJ-557 Deluxe Morse Code
Practice Oscillator runs on a 9 volt battery (not included) or 110 VAC
with the MFJ-1312D.
(MFJ-1312D is not included but
I have these in stock and will ship free when purchased at the same time as
the MFJ-557).
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It measures 8 1/2 x 2 1/4 x 3
3/4 inches. It comes with MFJs famous one year No Matter What warranty.