Publications

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Conference Proceedings
N. A. Frissell, Sanchez, D., Perry, G. W., Kaeppler, S. R., Joshi, D. Raj, Engelke, W. D., Thomas, E. G., Coster, A. J., Erickson, P. J., J. Ruohoniemi, M., Baker, J. B. H., and Gerzoff, R., “HamSCI: Ham Radio Science Citizen Investigation”, ISWAT Meeting. International Space Weather Action Team (ISWAT), Virtual, 2021.
S. El-Ghannam, Alarcon, A. Dickson, and Zhang, Y., “Generating and Receiving GPS-Timed Acoustic and Radiofrequency Costas Array Sounding Signals”, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.
P. J. Erickson and Liles, W., “Earth's Magnetic Field Migration and Its Effects on HF Propagation”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
H. Kim, Frissell, N. A., Witten, D., Madey, J., Engelke, W. D., Holmes, T., Mokhtari, M., Cowling, S., Liddle, A., Muscolino, N., and Cao, Z., “Development of HamSCI PSWS Ground Magnetometer and Data Visualization on the PSWS Central Website”, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.
W. D. Engelke, Frissell, N. A., Atkison, T., Erickson, P. J., and Tholley, F., “Detecting Large Scale Traveling Ionospheric Disturbances using Feature Recognition and Amateur Radio Data”, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.
W. D. Engelke, Frissell, N. A., Atkison, T., Erickson, P. J., and Tholley, F., “Detecting Large Scale Traveling Ionospheric Disturbances using Feature Recognition and Amateur Radio Data”, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.
K. Collins, Casente, D., Elia, J., Mereckis, M., and Meshnick, D., “December 2020 Eclipse Festival Analysis”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
G. Griffiths and Elmore, G., “Contrasting effects of the 3-5 November 2021 geomagnetic storm on reception in Colorado of WSPR transmissions from North-Eastern North America with those from Australia”, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.
D. F. Sanchez, Frissell, N. A., Perry, G. W., Engelke, W. D., Coster, A. J., Erickson, P. J., J. Ruohoniemi, M., Baker, J. B. H., Harvey, L., and R. Luetzelschwab, C., “Climatology of Traveling Ionospheric Disturbances Observed by HamSCI Amateur Radio with Connections to Geospace and Neutral Atmospheric Sources”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
D. F. Sanchez, Frissell, N. A., Perry, G. W., Engelke, W. D., Coster, A. J., Erickson, P. J., J. Ruohoniemi, M., Baker, J. B. H., Harvey, L., and R. Luetzelschwab, C., “Climatology of Traveling Ionospheric Disturbances Observed by HamSCI Amateur Radio with Connections to Geospace and Neutral Atmospheric Sources”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
D. Sanchez, Frissell, N., West, M. Lou, V. Harvey, L., Vadas, S., Becker, E., Perry, G., Engelke, W., Callahan, N., and Erickson, P., “Climatology of Large-Scale Traveling Ionospheric Disturbances Observed with 14 MHz Amateur Radio Using a Novel Automated Detection Technique”, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.
D. Sanchez, Frissell, N., West, M. Lou, V. Harvey, L., Vadas, S., Becker, E., Perry, G., Engelke, W., Callahan, N., and Erickson, P., “Climatology of Large-Scale Traveling Ionospheric Disturbances Observed with 14 MHz Amateur Radio Using a Novel Automated Detection Technique”, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.
D. S. Sanchez, Frissell, N. A., Perry, G. W., V. Harvey, L., Engelke, W. D., Coster, A., Erickson, P. J., J. Ruohoniemi, M., and Baker, J. B. H., “Climatology of Large Scale Traveling Ionospheric Disturbances Observed by HamSCI Amateur Radio with Connections to Geospace and Neutral Atmospheric Sources”, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.
D. S. Sanchez, Frissell, N. A., Perry, G. W., V. Harvey, L., Engelke, W. D., Coster, A., Erickson, P. J., J. Ruohoniemi, M., and Baker, J. B. H., “Climatology of Large Scale Traveling Ionospheric Disturbances Observed by HamSCI Amateur Radio with Connections to Geospace and Neutral Atmospheric Sources”, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.
D. Sanchez, West, M. Lou, Gerzoff, B., Perry, G. W., Frissell, N. A., Engelke, W. D., and Erickson, P. J., “Climatology of Large Scale Traveling Ionospheric Disturbances Observed with Amateur Radio Networks”, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.
D. Sanchez, West, M. Lou, Gerzoff, B., Perry, G. W., Frissell, N. A., Engelke, W. D., and Erickson, P. J., “Climatology of Large Scale Traveling Ionospheric Disturbances Observed with Amateur Radio Networks”, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.
J. Visone, Kim, H., Witten, D., Madey, J., Frissell, N. A., Gibbons, J., Engelke, W. D., Liddle, A., Muscolino, N., and Cao, Z., “Citizen Science: Development of a Low-Cost Magnetometer System for a Coordinated Space Weather Monitoring”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
W. D. Engelke, “Automated Methods for Studying Long Scale Ionospheric Disturbances and Climatology”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
W. D. Engelke, “Analyzing Large Scale Traveling Ionospheric Disturbances using Spot Data and Curve Fitting”, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.
M. Lou West, Frissell, N., Mikitin, G., Popelas, G., Wilcox, R., Denton, M. K., Spalletta, R., Engelke, W., Griffiths, G., and Cerwin, S., “Analysis by Citizen Scientists of Doppler Radio Observations of the April, 2024 Solar Eclipse”, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.
Conference Paper
N. A. Frissell, Markowitz, E., Sanchez, D., and Engelke, W. D., “Web-Based Scientific Visualizations of RBN/WSPR Data (Demonstration)”, in HamSCI Workshop 2019, Cleveland, OH, 2019.
W. Liles, Mitchell, C., Cohen, M., Earle, G., Frissell, N., Kirby-Patel, K., Lukes, L., Miller, E., Moses, M., Nelson, J., and Rockway, J., “On the use of solar eclipses to study the ionosphere”, in 15th International Ionospheric Effects Symposium IES2017, Alexandria, VA, 2017.
J. A. Dzekevich and Erickson, P. J., “Upper Level Lows and Six Meter 50 Mhz Sporadic E”, in Dayton Hamvention, Xenia, OH, 2017.
G. Perry, Erickson, P. J., Blain, B. D., Reif, R., and Frissell, N. A., “Update on the Golden Ears Project”, in HamSCI Workshop 2020, Scranton, PA, 2020.
W. D. Engelke, “TangerineSDR System Architecture”, in HamCation, Orlando, FL, 2020.