Nov 19, 2006 #1 S salmanarshad Newbie level 4 Joined Oct 28, 2006 Messages 6 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,309 icl7107 voltmeter can any body help me design an ac voltmeter using icl7107 with a measuring range of 0-999 volts .. please help me
icl7107 voltmeter can any body help me design an ac voltmeter using icl7107 with a measuring range of 0-999 volts .. please help me
Nov 20, 2006 #2 I IanP Advanced Member level 7 Joined Oct 5, 2004 Messages 7,929 Helped 2,311 Reputation 4,624 Reaction score 531 Trophy points 1,393 Location West Coast Activity points 66,416 7107 voltmeter Build AC to RMS converter as per fig.21 in the ICL7106/7 data sheet and add input voltage divider to increase the range to 1000V .. **broken link removed** Regards, IanP
7107 voltmeter Build AC to RMS converter as per fig.21 in the ICL7106/7 data sheet and add input voltage divider to increase the range to 1000V .. **broken link removed** Regards, IanP
Dec 18, 2006 #3 A ashad Full Member level 6 Joined Mar 28, 2006 Messages 393 Helped 40 Reputation 80 Reaction score 28 Trophy points 1,308 Location Trento, Italy Activity points 3,296 voltmeter with icl7107 use the AD736 at the input for the accurate result