[GreenKeys] oddity on the bay

[groupsrichart at gmail.com]

Instructograph machine. Made in Chicago. Tons of them were used by the 
military in WWII for training radio operators. I remember seeing ads for 
them in QST and other electronics magazines.

73,

Tim WS4V



On 4/17/2020 11:48 AM, Jones, Douglas W wrote:
> Odd antique
> -- https://www.ebay.com/itm/254569223644
>
> Seems to be a morse-code sender, sending from punched paper tape.  the tape is wide enough for two tracks, but it only plays the top track.  i love the wooden spools.
> ______________________________________________________________


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