We found this circuit in an old documentation. The integrated circuits used are specific to produce effects and do not admit equivalents, being currently difficult to find.
This filter was found in a 1975 American technical publication. The filter can be of any type and...
The TDA2613, supplied in a 9-pin SIL enclosure, provides a 6-watt power rating of 8 ohms with a...
This circuit is from old American documentation, but the components used can still be found quite...