Yes. A "coupling" capacitor.
Alvis Banned Joined 2012 2012-04-15 5:05 pm #21 2012-04-15 5:05 pm #21 Yes. A "coupling" capacitor. ••• More options Share D DF96 R.I.P. Joined 2007 myweb.tiscali.co.uk/g8hqp/ 2012-04-15 7:12 pm #22 2012-04-15 7:12 pm #22 A coupling capacitor does not present HF capacitance, but only at LF where it doesn't matter for this problem. Cable capacitance will do it, an RF filter, or any Miller capacitance from the first stage. ••• More options Share G gmphadte Member Joined 2003 2012-04-23 7:51 am #23 2012-04-23 7:51 am #23 If the shield of a cable is connected for the ground return on both the ends, u will get hum. Gajanan Phadte ••• More options Share Prev 1 2 First Prev 2 of 2 Go to page Go Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
D DF96 R.I.P. Joined 2007 myweb.tiscali.co.uk/g8hqp/ 2012-04-15 7:12 pm #22 2012-04-15 7:12 pm #22 A coupling capacitor does not present HF capacitance, but only at LF where it doesn't matter for this problem. Cable capacitance will do it, an RF filter, or any Miller capacitance from the first stage. ••• More options Share G gmphadte Member Joined 2003 2012-04-23 7:51 am #23 2012-04-23 7:51 am #23 If the shield of a cable is connected for the ground return on both the ends, u will get hum. Gajanan Phadte ••• More options Share Prev 1 2 First Prev 2 of 2 Go to page Go Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.
A coupling capacitor does not present HF capacitance, but only at LF where it doesn't matter for this problem. Cable capacitance will do it, an RF filter, or any Miller capacitance from the first stage.
G gmphadte Member Joined 2003 2012-04-23 7:51 am #23 2012-04-23 7:51 am #23 If the shield of a cable is connected for the ground return on both the ends, u will get hum. Gajanan Phadte ••• More options Share
If the shield of a cable is connected for the ground return on both the ends, u will get hum. Gajanan Phadte