Publications

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E
S. A. Cerwin, Bilberry, P., Blackshear, S., McMahan, J. T., Collins, K. V., and Frissell, N. A., Estimation of Ionospheric Layer Height by Measuring the Time Difference of Arrival (TDOA) Between 1 and 2 Hop Propagation Modes. 2023 Annular Eclipse Observations, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
S. A. Cerwin, Bilberry, P., Blackshear, S., McMahan, J. T., Collins, K. V., and Frissell, N. A., Estimation of Ionospheric Layer Height by Measuring the Time Difference of Arrival (TDOA) Between 1 and 2 Hop Propagation Modes. 2023 Annular Eclipse Observations, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
S. Cerwin, Collins, K. V., Joshi, D., and Frissell, N. A., Estimation of Ionospheric Layer Height Changes From Doppler Frequency and Time of Flight Measurements on HF Skywave Signals, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
S. Cerwin, Collins, K. V., Joshi, D., and Frissell, N. A., Estimation of Ionospheric Layer Height Changes From Doppler Frequency and Time of Flight Measurements on HF Skywave Signals, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
S. A. Cerwin, Collins, K. V., Joshi, D. Raj, and Frissell, N. A., Experimental and Computational Methods to Analyze Complex Doppler Behavior of Ionospherically Induced Doppler Shifts on HF Signals (Proceedings), ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
S. A. Cerwin, Collins, K. V., Joshi, D. Raj, and Frissell, N. A., Experimental and Computational Methods to Analyze Complex Doppler Behavior of Ionospherically Induced Doppler Shifts on HF Signals (Proceedings), ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
S. A. Cerwin, Collins, K. V., Joshi, D. Raj, and Frissell, N. A., Experimental and Computational Methods to Analyze Complex Doppler Behavior of Ionospherically Induced Doppler Shifts on HF Signals, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.
S. A. Cerwin, Collins, K. V., Joshi, D. Raj, and Frissell, N. A., Experimental and Computational Methods to Analyze Complex Doppler Behavior of Ionospherically Induced Doppler Shifts on HF Signals, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.
F
A. C. Cushley, Kabin, K., and Noël, J. - M., Faraday Rotation of Automatic Dependent Surveillance-Broadcast (ADS-B) Signals as a Method of Ionospheric Characterization, Radio Sci., vol. 52, no. 10, pp. 1293 - 1300, 2017.
J. D. Katz, Frissell, N. A., Vega, J. S., Gerrard, A. J., Gerzoff, R. B., Erickson, P. J., Miller, E. S., Moses, M. L., Ceglia, F., Pascoe, D., Sinanis, N., Smith, P., Williams, R., and Shovkoplyas, A., Fitting Ionospheric Models Using Real-Time HF Amateur Radio Observations, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Keystone, CO, 2017.
N. A. Frissell, Brandt, L., Cerwin, S. A., Collins, K. V., Duffy, T. J., Kazdan, D., Gibbons, J., Engelke, W. D., Frissell, R. M., Gerzoff, R. B., Kaeppler, S. R., Ledvina, V., Liles, W., MacDonald, E., Perry, G. W., Rizzo, J. D., Sanchez, D. F., H. Serra, L., H. Silver, W., Skov, T. Mulligan, and West, M. Lou, Fostering Collaborations with the Amateur Radio Community, White Paper Submitted to the National Academy of Sciences Decadal Survey for Solar and Space Physics (Heliophysics) 2024-2033, 2022.
N. A. Frissell, Brandt, L., Cerwin, S. A., Collins, K. V., Duffy, T. J., Kazdan, D., Gibbons, J., Engelke, W. D., Frissell, R. M., Gerzoff, R. B., Kaeppler, S. R., Ledvina, V., Liles, W., MacDonald, E., Perry, G. W., Rizzo, J. D., Sanchez, D. F., H. Serra, L., H. Silver, W., Skov, T. Mulligan, and West, M. Lou, Fostering Collaborations with the Amateur Radio Community, White Paper Submitted to the National Academy of Sciences Decadal Survey for Solar and Space Physics (Heliophysics) 2024-2033, 2022.
S. Cowling, FPGA-based HF transceiver running on an RPi with a MW loop antenna that works well indoors (Demonstration), in HamSCI Workshop 2019, Cleveland, OH, 2019.
H
K. V. Collins, Kazdan, D., and Frissell, N., Ham Radio Creates a Planet-Sized Space Weather Sensor Network, QST, vol. 105, 12 vol., no. 8, pp. 55-58, 2021.
K. Collins, Kazdan, D., and Frissell, N., Ham Radio Forms a Planet-Sized Space Weather Sensor Network, Eos, vol. 102, 2021.
K. V. Collins, Frissell, N. A., Erickson, P. J., Brandt, L., MacDonald, E., Black, M., and Perry, G., HamSCI Campaign Co-Design (Panel Discussion), in HamSCI Workshop 2021, Virtual, 2021.
N. A. Frissell, Joshi, D., Collins, K., Montare, A., Kazdan, D., Gibbons, J., Mandal, S., Engelke, W., Atkison, T., Kim, H., Gerrard, A. J., Vega, J. S., Cowling, S. H., McDermott, T. C., Ackermann, J., Witten, D., Silver, H. W., Liles, W., Cerwin, S., Erickson, P. J., and Miller, E. S., HamSCI Distributed Array of Small Instruments Personal Space Weather Station (DASI-PSWS): Architecture and Current Status (Invited), in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Santa Fe, NM (Virtual), 2020.
N. A. Frissell, Joshi, D., Collins, K., Montare, A., Kazdan, D., Gibbons, J., Mandal, S., Engelke, W., Atkison, T., Kim, H., Gerrard, A. J., Vega, J. S., Cowling, S. H., McDermott, T. C., Ackermann, J., Witten, D., Silver, H. W., Liles, W., Cerwin, S., Erickson, P. J., and Miller, E. S., HamSCI Distributed Array of Small Instruments Personal Space Weather Station (DASI-PSWS): Architecture and Current Status (Invited), in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Santa Fe, NM (Virtual), 2020.
N. A. Frissell, Joshi, D., Collins, K., Montare, A., Kazdan, D., Gibbons, J., Mandal, S., Engelke, W., Atkison, T., Kim, H., Gerrard, A. J., Vega, J. S., Cowling, S. H., McDermott, T. C., Ackermann, J., Witten, D., Silver, H. W., Liles, W., Cerwin, S., Erickson, P. J., and Miller, E. S., HamSCI Distributed Array of Small Instruments Personal Space Weather Station (DASI-PSWS): Architecture and Current Status (Invited), in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Santa Fe, NM (Virtual), 2020.
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.
N. A. Frissell, Cowling, S. H., McDermott, T. C., Ackermann, J., Typinski, D., Engelke, W. D., Larsen, D. R., McGaw, D. G., Kim, H., Witten, II, D. M., Madey, J. M., Collins, K. V., Gibbons, J. C., Kazdan, D., Montare, A., Joshi, D. Raj, Romanek, V. I., Nguyen, C. D., Cerwin, S. A., Liles, W., Rizzo, J. D., Miller, E. S., Vierinen, J., Erickson, P. J., and West, M. Lou, HamSCI Personal Space Weather: Architecture and Applications to Radio Astronomy, in Annual (Summer) Eastern Conference, Virtual, 2021.
N. A. Frissell, Cowling, S. H., McDermott, T. C., Ackermann, J., Typinski, D., Engelke, W. D., Larsen, D. R., McGaw, D. G., Kim, H., Witten, II, D. M., Madey, J. M., Collins, K. V., Gibbons, J. C., Kazdan, D., Montare, A., Joshi, D. Raj, Romanek, V. I., Nguyen, C. D., Cerwin, S. A., Liles, W., Rizzo, J. D., Miller, E. S., Vierinen, J., Erickson, P. J., and West, M. Lou, HamSCI Personal Space Weather: Architecture and Applications to Radio Astronomy, in Annual (Summer) Eastern Conference, Virtual, 2021.