Quote:
Originally Posted by rambo1152
Quote:
Originally Posted by Panrock
You did well to get audio out of a sluggish CdS cell like the ORP12. One way to do this was to 'light-bias' it with an external light.
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We could have done with that advice 50 years ago, we thought the secret was to keep the optics in the dark.
back on topic though, are semiconductor laser diode too slow compared to LEDs? |
Semiconductor lasers are used for transmitting signals through glass fiber. That would put the usable switching speed in the GHz range.