http://is000.livejournal.com/ ([identity profile] is000.livejournal.com) wrote in [personal profile] vedmed 2012-07-20 09:50 am (UTC)

Глянул, пишут полоса канала 4 кГц. Модуляция скорее всего частотная, ШИМ или чего-то в этом роде, но вряд ли амплитудная. Соответственно, поставить простейшую опторазвязку, и дело с концом.
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