1 mV to 100 V Range 80 dB Single Channel industrial
The HP 7562A Log Converter is an 80 dB single channel log unit with both AC and DC modes. 1 mV to 100 V range. operates directly with X-Y, strip chart recorders and oscilloscopes. 
Test Electronics
HP 7562A - Log Voltmeter/Converter
All Used Test Equipment1 mV to 100 V Range 80 dB Single Channel industrial
The HP 7562A Log Converter is an 80 dB single channel log unit with both AC and DC modes. 1 mV to 100 V range. operates directly with X-Y, strip chart recorders and oscilloscopes.