Green Box (phreaking)
In Phreaking, the Green box was a device whose function was to manipulate the coin collection mechanism of Payphones. It employed three of the MF (multi-frequency) tones used in the Blue box and could be viewed as a subset of that device.
Famous quotes containing the words green and/or box:
“The Mediterranean has the color of mackerel, changeable I mean. You don’t always know if it is green or violet, you can’t even say it’s blue, because the next moment the changing reflection has taken on a tint of rose or gray.”
—Vincent Van Gogh (1853–1890)
“Sweet spring, full of sweet days and roses,
A box where sweets compacted lie;
My music shows ye have your closes,
And all must die.”
—George Herbert (1593–1633)