C CParsec New Member Aug 15, 2003 #1 Thank you for your information. Problem solved. Attachments LM386_AM_Radio.jpg 18.1 KB · Views: 523
N nettron1000 New Member Aug 15, 2003 #2 Wheres the input ? your schemy shows both ends of P1 grounded. One of the ends should be the input to pin 3 on the LM386. Heres a link to a much better schematic: **broken link removed**
Wheres the input ? your schemy shows both ends of P1 grounded. One of the ends should be the input to pin 3 on the LM386. Heres a link to a much better schematic: **broken link removed**
C captainhannes New Member Aug 15, 2003 #4 Yes, where is the input ? Anyway, do the test instructions say "1V AC on a Voltmeter" ? That would actually not be 1V AC in reality, since the AC range on Voltmeters are designed for 50Hz. But you have 400Hz. Best regards, Hannes.
Yes, where is the input ? Anyway, do the test instructions say "1V AC on a Voltmeter" ? That would actually not be 1V AC in reality, since the AC range on Voltmeters are designed for 50Hz. But you have 400Hz. Best regards, Hannes.