Casella CEL CEL-278 - Manual (Page 29)

Max output voltage:
8.0V RMS signal (26Vpk-pk under overload conditions),
Output impedance: <1kΩ,
Recommended input impedance of output device 10.0kΩ.
Effect of humidity on accuracy:
Less than ±0.5dB over the range 30 to 90% RH (provided there is no
condensation), relative to the value at 65% RH and
40°C.
Storage range: 20 to 95% RH non-condensing.
Effect of temperature on accuracy:
Less than ±0.5dB over the range -10 to +50°C.
Digital display:
Markers adjacent to legends on bezel.
Functions indicated:
Octave band centre frequency,
All pass band selected.
Octave bands selected,
Low battery level,
Overload,
Start up stabilization time:
10 seconds.
Overload detection:
Detectors in Filter Set with memory.
CEL Instruments Ltd. CEL-278/2 Handbook Page 29