One audio projects ERMSDCV2, Руководство пользователя

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USER MANUAL USER MANUAL
ERMSDCV2
DC..1MHz RMS to DC converter, 85 dB Logarithmic output
voltmeter & 80dB 10Hz...100kHz low Noise Amplifier
ERMSDCV2_Manual.odt
OnEAudioProjects
contact@oneaudio.net
www.oneaudio.net
Document Revision Date Modifications Author
A 03/2011 Initial manual ON
Contents
1) What is it ? ..................................................................................................................... 2
2) Instrument overview ...................................................................................................... 2
2.1) Functional diagram ....................................................................................................................... 2
2.2) Front panel description ................................................................................................................. 3
(1) Input coupling switch: ...................................................................................................................................................... 3
(2) RMS and logarithmic voltmeter input: ............................................................................................................................. 3
(3) RMS/LOG voltmeter input overload led indicator ............................................................................................................. 3
(4) LNA input overload led indicator ...................................................................................................................................... 3
(5) LNA input ......................................................................................................................................................................... 3
(6) Power ON led indicator .................................................................................................................................................... 3
2.3) Rear panel description .................................................................................................................. 4
(1) LNA output ....................................................................................................................................................................... 4
(2) DC supply input ............................................................................................................................................................... 4
(3) Logarithmic voltmeter output .......................................................................................................................................... 4
(4) RMS voltmeter output ...................................................................................................................................................... 4
3) RMS/DC and LOG voltmeter operation. .......................................................................... 5
4) Low noise amplifier (LNA) operation. ............................................................................. 5
5) Technical specifications .................................................................................................. 6
5.1) True RMS voltmeter ...................................................................................................................... 6
5.2) Logarithmic voltmeter .................................................................................................................. 6
5.3) 80dB Low noise amplifier ............................................................................................................. 6
ERMSDCV2 front and rear panel view
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