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Frequency-Voltage converter

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conv con vcf32

Hi

I need a Frequency-Voltage schematic (without the LM2907)
Where can I find one

Best Regards
Pendragon
 

7rots51

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I think you can National semiconductor lm331 and app notes,or you can use analog device vfc like ad654 ad537
 

Moss

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Also you can look at Burr-Brown's( now TI) VCF32.
 

D1_DRE

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do u know u can use a simple phase locked loop as well for this purpose :lol:
 

shanren

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LM331 is a good choice.i am know using it,it is good and very cheap and it is easy to get.many company have products like it.you can find app notes in national semi.or
 

strabush

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Hi,
drive the signal into a monostable multivibrator (one shot) like 74HC4538 or even 555 and average its output with a low pass filter will give you a frequency to voltage conversion.
 

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