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2A61: Difference between revisions
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There are switch-selectable high-frequency and low-frequency cutoffs. | There are switch-selectable high-frequency and low-frequency cutoffs. | ||
At 20mV/div, the minimum low-frequency cutoff is 0.06Hz and | At 20mV/div, the minimum low-frequency cutoff is 0.06Hz and | ||
the maximum high-frequency cutoff is 0.3MHz. | the maximum high-frequency cutoff is 0.3MHz. The common mode rejection ratio | ||
is 50,000:1 at frequencies below 10kHz. The input impedance at each input is | |||
10 megohms in parallel with 100 pF. The common mode range is +/- 5V. | |||
The 2A61 has a line frequency filter that can be switched in our out of the signal path. | |||
It is specified to attenuate line-frequency signal components by at least 50:1. | |||
The front end consists of a differential amplifier. | The front end consists of a differential amplifier. | ||