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ScintPi is a series of ionospheric scintillation and total electron content (TEC) monitors being developed by the Upper Atmosphere Remote Sensing (UARS) Lab of the University of Texas at Dallas (UTD). The development of ScintPi was motivated by the needed of relatively inexpensive monitors that could be used by UARS Lab members in educational and research initiatives. ScintPi uses commercial off-the-shelf (COTS) Global Navigation Satellite System (GNSS) receivers and single-board computers (Raspberry Pi).

Since 2019, ScintPi has been successfully used in various research, educational and citizen science initiatives. See ScintPi Publications. It also encouraged other groups to develop their own monitors using the COTS parts reported in our development.

The initial version of ScintPi (ScintPi 1.0) uses a single-frequency (L1) GPS receiver to make scintillation measurements. The design and examples of short and long-term observations of low-latitude ionospheric scintillation made with ScintPi 1.0 were presented by Rodrigues and Moraes (2019). Newer, more capable versions of ScintPi (2.0 and 3.0) are presented and discussed by Gomez Socola and Rodrigues (2022). ScintPi 2.0 is multi-constellation single frequency scintillation monitor. ScintPi 3.0 is a multi-constellation, dual-frequency ionospheric scintillation and TEC monitor.

Figure 1. Versions 1, 2 and 3 of ScintPi.