Advance UHF Millivoltmeter VM 79

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Advance UHF Millivoltmeter VM 79

pwdrive

Senior Engineer in Charge

Posts: 7,416
Reputation: 13
Location: Cornwall

02-04-2014, 10:26 AM

I think the idea behind the chopper amplifier is to overcome the DC drift which would otherwise occur in a very high gain DC amplifier.

Lawrence.

http://www.gridwatch.templar.co.uk/index.php

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Messages In This Thread

Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 01-04-2014, 07:46 PM

RE: Advance UHF Millivoltmeter VM 79 - by boiss - 02-04-2014, 07:17 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 07:37 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 02-04-2014, 08:43 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 08:59 AM

RE: Advance UHF Millivoltmeter VM 79 - by Radio Fixer - 02-04-2014, 09:09 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 02-04-2014, 10:26 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 10:44 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 02-04-2014, 10:47 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 11:02 AM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 02-04-2014, 11:34 AM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 02-04-2014, 12:06 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 12:13 PM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 02-04-2014, 12:45 PM

RE: Advance UHF Millivoltmeter VM 79 - by Alan Douglas - 02-04-2014, 12:27 PM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 02-04-2014, 12:44 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 04:15 PM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 02-04-2014, 04:28 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 04:36 PM

RE: Advance UHF Millivoltmeter VM 79 - by Skywave - 02-04-2014, 04:53 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 05:21 PM

RE: Advance UHF Millivoltmeter VM 79 - by Skywave - 02-04-2014, 11:46 PM

RE: Advance UHF Millivoltmeter VM 79 - by Yorkie - 03-04-2014, 08:19 AM

RE: Advance UHF Millivoltmeter VM 79 - by Alan Douglas - 02-04-2014, 07:30 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 02-04-2014, 07:57 PM

RE: Advance UHF Millivoltmeter VM 79 - by Alan Douglas - 02-04-2014, 10:46 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 03-04-2014, 07:32 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 03-04-2014, 08:40 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 03-04-2014, 08:48 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 03-04-2014, 08:56 AM

RE: Advance UHF Millivoltmeter VM 79 - by Skywave - 03-04-2014, 10:42 AM

RE: Advance UHF Millivoltmeter VM 79 - by boiss - 05-04-2014, 12:00 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 03-04-2014, 11:09 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 03-04-2014, 11:45 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 03-04-2014, 12:38 PM

RE: Advance UHF Millivoltmeter VM 79 - by Yorkie - 03-04-2014, 05:46 PM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 03-04-2014, 07:28 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 03-04-2014, 07:46 PM

RE: Advance UHF Millivoltmeter VM 79 - by Refugee - 03-04-2014, 08:52 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 03-04-2014, 09:12 PM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 04-04-2014, 08:21 AM

RE: Advance UHF Millivoltmeter VM 79 - by Skywave - 05-04-2014, 10:08 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 05-04-2014, 11:13 AM

RE: Advance UHF Millivoltmeter VM 79 - by Skywave - 05-04-2014, 05:36 PM

RE: Advance UHF Millivoltmeter VM 79 - by boiss - 06-04-2014, 11:11 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 14-04-2014, 10:26 AM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 14-04-2014, 11:23 AM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 14-04-2014, 11:10 AM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 14-04-2014, 12:37 PM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 14-04-2014, 02:05 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 14-04-2014, 01:01 PM

RE: Advance UHF Millivoltmeter VM 79 - by camallison - 14-04-2014, 02:10 PM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 14-04-2014, 01:07 PM

RE: Advance UHF Millivoltmeter VM 79 - by pwdrive - 14-04-2014, 01:26 PM

RE: Advance UHF Millivoltmeter VM 79 - by Refugee - 14-04-2014, 01:39 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 14-04-2014, 03:43 PM

RE: Advance UHF Millivoltmeter VM 79 - by AlanBeckett - 15-04-2014, 10:59 AM

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