1982

June - Elbox was founded. After few month of work the prototype of the SECAM signal generator was designed. This early version had only a baseband SECAM output, and a very simple VHF modulator tuned to the one RF-TV channel. Also colour subcarriers was unstabilized.

Below you will find a few diagrams. All of them are photographs taken from the original MICROBOX (the name of this generator) user manual. Despite of that descriptions are in Polish, some of you will recognize this waveforms.

FIG. 1
Block diagram of SECAM Test Signal Generator. Numbers in small circles correspond to waveforms on the right and below.

FIG. 2

FIG.3

FIG. 4