[time-nuts] Sine to LVDS
jimlux at earthlink.net
Sat Sep 10 21:39:50 UTC 2011
On 9/10/11 9:15 AM, Javier Herrero wrote:
> Thanks, Magnus.
> The phrase "The JPL units use a ua709-type operational amplifier to
> allow a high switching speed with low noise" makes me thing a lot about
> how the concepts "high switching speed" and "low noise" have changed
> with time :)
Ah.. the venerable 709.. As a kid fooling around with opamps in the
early 70s, I was SO happy when they came out with the 741 and didn't
have to deal with compensation. Finally, circuits that weren't oscillators!
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