TWP/MPL/C1 - SP laser diode supply failed

The Spectra Physics laser diode supply failed on March 2, 2004.  A replacement was 
installed April 18. 

Any data between these dates is worthless.

• Range Heights (center of radar sample volume)(Heights)
• Time offset from base_time(time_offset)
• base time in epoch(base_time)
• MPL Cloth et al. Algorithm Cloud Mask(CloudMaskMplCloth)

• base time in epoch(base_time)
• MPL Cloth et al. Algorithm Significance Mask(SigniMaskMplCloth)
• Range Heights (center of radar sample volume)(Heights)
• Time offset from base_time(time_offset)

• Raw data filename(filename)
• Voltage level which operates the A_D card and the detector(voltage_5)
• Background signal(background_signal)
• base time in epoch(base_time)
• Instrument Temperature(instrument_temp)
• Average cloud base height used in the retrieval(cbh)
• -180.0 - +180.0(alt)
• Repetition Rate, or Trigger Frequency of the laser(pulse_rep)
• Detector Temperature(detector_temp)
• Number of lidar pulses summed(shots_summed)
• Laser output energy per pulse(energy_monitor)
• Filter Temperature(filter_temp)
• Laser Temperature(laser_temp)
• Aerosol volume backscattering coefficient at 355 nm(backscatter)
• North Latitude(lat)
• Voltage level which operates the energy monitor(voltage_15)
• Time offset from base_time(time_offset)
• lon(lon)
• Voltage level which operates the thermistor(voltage_10)

• (Raw data stream - documentation not supported)