The multimeter backside. Nothing special, but note the filter on the fan - no dust inside at all, it does the job apparently.
HP3455A teardown - part 1 - calibration module and the backside
← HP3455A teardown - part 1 - calibration module and the backside
The multimeter backside. Nothing special, but note the filter on the fan - no dust inside at all, it does the job apparently.