Strip Test Database

STRIP21 – Bandpass characterization

General information

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Polarimeter STRIP21
Acquisition date
BandQ
Cryogenic?Yes
OperatorsClaudio Pincella
PHSW state0101
Notes

This is a polarimeter that have shown instabilities/resonances during cryo 7-8th June tests.

RF best results have been obtained by applying high Id values on the even leg. The balance is not bad but the gain is still low (30 dBm applied)

The source data file was «SCI171024_133135 - STRIP21_Tcryo20K_RF_-30dBm_0101_Sandro+_24Oct2017.txt» (383 kB)

Authorsilvia
Date of creation
JSON recordLink
ADC offsets
PWR0 PWR1 PWR2 PWR3
1866 1819 1795 1879 Edit  Delete
Detector outputs
PWR0 PWR1 PWR2 PWR3
84670 84350 86370 85940 Edit  Delete
HEMT biases
HEMT Vd [V] Id [mA] Vg [mV]
H0 (HA1) 0.9 12.0 -121.0
H1 (HB1) 0.9 2.8 -352.0
H2 (HA2) 0.9 10.0 282.0
H3 (HB2) 0.9 2.8 -41.0
H4 (HA3) 0.9 10.0 -28.0
H5 (HB3) 0.9 8.0 76.0
Temperatures

Reports

Noise temperatures
Bandpasses
Method Central frequency Bandwidth Details Report Actions
43.33±0.73 6.53±0.79 JSON Download Edit  Delete
Spectrum