1808: Difference between revisions
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* [[Media:GRwiki 1808 AC Milivoltmeter 8608-0100-A 1970.pdf|General Radio 1808 AC Millivoltmeter 1808-0100-A 1970]] | * [[Media:GRwiki 1808 AC Milivoltmeter 8608-0100-A 1970.pdf|General Radio 1808 AC Millivoltmeter 1808-0100-A 1970]] | ||
}} | }} | ||
The '''General Radio ''' was only available in Catalog U 1970. | The '''General Radio 1808 AC Millivoltmeter''' was only available in Catalog U 1970. | ||
The Type 1808 is a solid state average-reading voltmeter calibrated to read the | The Type 1808 is a solid state average-reading voltmeter calibrated to read the RMS value | ||
of sine waves. It has frequency response from 10 Hz to 10 | of sine waves. It has frequency response from 10 Hz to 10 MHz, six ranges at 20 dB intervals, and a DC output that can be used to drive a recorder. | ||
==Specifications== | ==Specifications== | ||
* '''Range:''' | * '''Range:''' 150 mV<sub>RMS</sub> to 150 V<sub>RMS</sub> in six 20-dB ranges | ||
* '''Input Impedance:''' 10 MΩ at 1O pF except 12.5 MΩ on 15 V and | * '''Input Impedance:''' 10 MΩ at 1O pF except 12.5 MΩ on 15 V and 150 V ranges | ||
* '''Accuracy:''' 1% basic accuracy | * '''Accuracy:''' 1% basic accuracy | ||
* '''Bandwidth:''' 10 Hz to 10 MHz | * '''Bandwidth:''' 10 Hz to 10 MHz | ||
==Links== | ==Links== | ||
Revision as of 05:59, 2 April 2024
The General Radio 1808 AC Millivoltmeter was only available in Catalog U 1970.
The Type 1808 is a solid state average-reading voltmeter calibrated to read the RMS value of sine waves. It has frequency response from 10 Hz to 10 MHz, six ranges at 20 dB intervals, and a DC output that can be used to drive a recorder.
Specifications
- Range: 150 mVRMS to 150 VRMS in six 20-dB ranges
- Input Impedance: 10 MΩ at 1O pF except 12.5 MΩ on 15 V and 150 V ranges
- Accuracy: 1% basic accuracy
- Bandwidth: 10 Hz to 10 MHz
