Product description
Simple oscillator with push button and speaker for practicing telegraphy. Battery and connector sold separately.
* Power supply : 9VDC.
* Consumption : 35mA max.
* Adjust sound frequency with trimmer potentiome- ter.
* PCB dimensions : 50 x 27.5mm
* Power supply : 9VDC.
* Consumption : 35mA max.
* Adjust sound frequency with trimmer potentiome- ter.
* PCB dimensions : 50 x 27.5mm