This is the precise Signal Generator from my company Lab.
Technicians claimed it worth twenty thousand HKD back 10 yrs ago.
I tried 10v to 14v square wave, range 1khz to 10khz. No response. π
Then tried to put a 3v DC across the pointer rotor motor. ItΓΒ turns. π
Average Rating: 5 out of 5 based on 243 user reviews.