Complete
NPOL power issues continue through 11/5/21.
Magnetron replaced with spare unit.
Data are not reliable for science use through 11/4.
211101 -99.00 -99.00  0.10  0.00 
211102 -99.00 -99.00  0.10  0.00 
211103 -99.00 -99.00  0.10  0.00 
211104 -99.00 -99.00  0.10  0.00 

RCA change with new magnetron.
Previous RCA: +1.95 dB
New RCA 11/12: +1.23 dB
RCA change = -0.72 dB (Z became stronger)
New Z adjustment will be -0.62 dB.
NPOL power readings are stable.
Ok to use data for science.

211105 -99.00 -99.00 -0.62  0.00 (This reflects the RCA change of 0.72 dB in Z)
211106 -99.00 -99.00 -0.62  0.00 
211107 -99.00 -99.00 -0.62  0.00 
211108 -99.00 -99.00 -0.62  0.00 
211109 -99.00 -99.00 -0.62  0.00 
211110 -99.00 -99.00 -0.62  0.00
211111 -99.00 -99.00 -0.62  0.00 
211112 -99.00 -99.00 -0.62  0.00 Rain; SC cal agreement; Zdr via BB
211113 -99.00 -99.00 -0.62  0.00
211114 -99.00 -99.00 -0.62  0.00 
211115 -99.00 -99.00 -0.62  0.00 
211116 -99.00 -99.00 -0.62  0.00 
211117 -99.00 -99.00 -0.62  0.00
211118 -99.00 -99.00 -0.62  0.00
211119 -99.00 -99.00 -0.62  0.00
211120 -99.00 -99.00 -0.62  0.00
211121 -99.00 -99.00 -0.62  0.00 
Picked up a negative Zdr bias on 11/22 after VSWR adjustments.
211122 -99.00 -99.00 -0.62 -0.11 Rain; Zdr via BB
N2 purge 11/23
211123 -99.00 -99.00 -0.62  0.00 (Zdr bias as determined from 12/8 BB scans - first event since 11/23 purge) 
211124 -99.00 -99.00 -0.62  0.00 
211125 -99.00 -99.00 -0.62  0.00
211126 -99.00 -99.00 -0.62  0.00
211127 -99.00 -99.00 -0.62  0.00 
211128 -99.00 -99.00 -0.62  0.00 
211129 -99.00 -99.00 -0.62  0.00 
211130 -99.00 -99.00 -0.62  0.00