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MEROD
Message Entry and Read-Out Device - this page is a stub

MEROD, the abbreviation of Message Entry and Read-Out Device, is a family of portable text entry de­vi­ces, developed in the mid-1980s by Racal Communications Inc. in the UK. As they allow the text to be transmitted at high speed, they are also known as burst encoder or burst trans­mit­ter. Some MEROD devices feature embedded encryption by means of a proprietary algorithm.

MEROD devices on this website
MA-4450 Message entry and encryption device (MEROD)
KY-879/P burst encoder
MA-4420 MEROD base station controller
Known MEROD devices
Further information
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© Crypto Museum. Created: Tuesday 09 June 2026. Last changed: Tuesday, 09 June 2026 - 13:24 CET.
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