Jan Hrdlica

Jan Hrdlica

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Jan Hrdlica
More ideas from Jan
Simple 10W High Power LED Driver Circuit

Simple High Power LED 12 Volt Driver circuit , by using one transistor and other cheap components. See circuit and making this tested Driver Circuit

ham antenna building | ANTENNA DIMENSION CHART

Amateur Radio Antenna Length Chart - Great table to include in your ARES / EmComm response guide. You never know when you might need to improvise an antenna.

na laze u Dutych

na laze u Dutych