1k is a good value for ordinary LEDs. If you start using superbright LEDs,
you will need higher values (or get some sunglasses).
Ken
Ken Stone sasami@...
Modular Synth PCBs for sale <http://www.cgs.synth.net/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
you will need higher values (or get some sunglasses).
Ken
>the dropper Resistor you use for the LEDs is also as mentioned from_______________________________________________________________________
>andrew 1k ?
>
>thanks.
>HC
>
>
>--- In cgs_synth@yahoogroups.com, sasami@... wrote:
>>
>> That would work. It would drop your ourpur pulses to about 6 volts,
>which
>> may also be a good thing. You could also run a LED with its own dropper
>> resistor directly between the emitter and ground, which is how I do
>it these
>> days.
>>
>> Ken
>>
>> >I want to add LEDs indicators to the outputs of a Pulse Divider
>(cgs36)
>> >and found a posting of how to do so. ("...bung a 1k across each of
>the
>> >100k pulldowns...")
>> >
>> >Before I mess things up (as I am good at messing things up), can
>anyone
>> >take a peek at the below circuit pic? I made the additions in red so
>> >they're easy to see:
>> >
>> >http://www.ph.k12.in.us/~drew/cgs36_led.JPG
>> >
>> >thanks!
>> >Drew
>> >
>> >
>> >
>> >The CGS Modular Synth home page: http://www.cgs.synth.net/
>> >
>> >Yahoo! Groups Links
>> >
>> >
>> >
>> >
>> _______________________________________________________________________
>> Ken Stone sasami@...
>> Modular Synth PCBs for sale <http://www.cgs.synth.net/>
>> Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
>>
>
>
>
>
>The CGS Modular Synth home page: http://www.cgs.synth.net/
>
>Yahoo! Groups Links
>
>
>
>
Ken Stone sasami@...
Modular Synth PCBs for sale <http://www.cgs.synth.net/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>