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.

R.  Gerzoff and Griffiths, G., ?Distributional Characteristics of Short-Term 2022 20-Meter Sequential Matched WSPRDaemon Noise Observations?, HamSCI Workshop. HamSCI, Newark, NJ, 2025.

J.  Gjerloev, Barnes, R., Adebayo, E., Kepko, L., Cline, T., Mosavi-Hoyer, N., Leibert, J., Regoli, L., Freil, M., Oztruk, D., Cohen, A., and Fitzer, J., ?EZIE-Mag:  A low cost, science quality, magnetometer suite enabling global coverage?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

R.  Gindullin, ?GPS-Disciplined Shortwave Beacon for High Rate Of Measurement Ionospheric Propagation Analysis?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

K.  Pandey, Perry, G., Frissell, N., Atkinson, T., Engelke, W., Huba, J., West, M. Lou, Gladstone, P., Cushing, C., Denton, M. K., Efchak, E., Mikitin, G., and H. Silver, W., ?HamSCI Solar Eclipse QSO Party (SEQP): Observations and Modeling on  Ionospheric Effects?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

R.  Potter, Tormann, N., Zakzewski, C., Mokhtari, M., Frissell, N., Martin, K., McLynch, J., Kim, H., Perry, G., McGaw, D., LaBelle, J., Godfrey, T., Hartje, M., Griffiths, G., Robinett, R., and Elliott, P., ?How Do We Put a HamSCI Personal Space Weather Station in Antarctica??, HamSCI Workshop. HamSCI, Newark, NJ, 2025.

H.  Kim, McLynch, J., Visone, J., Santelli, D., Santelli, S., Perry, G., Frissell, N., Mikitin, G., Gibbons, J., and Witten, D., ?Incorporating HamSCI Project into a College Physics Course: A Progress Report?, HamSCI Workshop. HamSCI, Newark, NJ, 2025.

N.  Guerra, Fox, J., Pisano, T., Molzen, M., Frissell, N., Jackowitz, P., Baker, J. B. H., and J. Ruohoniemi, M., ?Integration & Validation of a Standardized Library & File Format for PyDARNMUSIC & DARNtids: Migrating From Legacy Pickle Files to HDF5 & Implementing a Comprehensive Testing Suite?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

M.  Hauan, Elmore, G., Robinett, R., Griffiths, G., Witten, D., Grunow, U., and Turner, C., ?Interim Findings of the HamSCI DASI2 HF Antenna Project?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

S.  Fernandes, Perry, G., Trigo, T., Frissell, N., and Gibbons, J., ?Ionospheric Variability's Impact on HF Propagation: Insights from Grape V1 Doppler Residuals and PHaRLAP Ray Tracing?, HamSCI Workshop. HamSCI, Newark, NJ, 2025.

G.  Griffiths and Worsnop, J., ?Monitoring tropospheric propagation at 24 GHz: A pilot study?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

G.  Griffiths, ?Post-sunset sporadic F propagation: A sign of electron density isopleth convergence??, HamSCI Workshop. HamSCI, Newark, NJ, 2025.

B.  Martin, Hodson, D., Grimalia, M., and Wagner, T., ?Predictive Implications of Space Weather on Quantum Network Functionality?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

C.  Nguyen, Frissell, N., Gibbons, J., Blackwell, B., and Engelke, B., ?Software Development for the Grape Personal Space Weather Station v2?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

R.  Boedicker, Frissell, N., Gibbons, J., Collins, K., and Kazdan, D., ?The Solar Eclipse Inverse Problem?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

J.  Fox, Guerra, N., Pisano, T., Molzen, M., Frissell, N., Harvey, L., Klobusicky, J., Fenner, M., Baker, J., and Ruohoniemi, M., ?Southern Hemisphere MSTID response to a Sudden Stratospheric Warming Observed by the Falkland Islands SuperDARN Radar?, HamSCI Workshop. HamSCI, Newark, NJ, 2025.

A.  Thayer, Goodwin, L., Longley, W., and St Maurice, J. Pierre, ?A Statistical Study of Ion Temperature Anisotropy Using AMISR Data?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

G.  Griffiths, ?Sunrise: A natural perturbation enables identification of propagation modes from distinct Doppler shifts?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

T.  Pisano, Ruzanski, O., Papadopoulos, A., Alvarez, L., Martin, K., Gallagher, W., Zakzewski, C., and Frissell, N., ?University of Scranton W3USR Teaching Amateur Radio at the Lackawanna Blind Association?, HamSCI Workshop. HamSCI, Newark, NJ, 2025.

G.  Griffiths, ?Analysis of changes to propagation and refraction height on specific paths induced by the 14 October 2023 eclipse?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

A.  Papadopoulos, Piccini, G., Pisano, T., Guerra, N., Felicia, M., Hromisin, E., Montare, A., Collins, K., Bilberry, P., Blackshear, S., Cerwin, S., and Frissell, N. A., ?Analysis of the HamSCI Solar Eclipse High Frequency Time Difference of Arrival Experiment Observations Using Automated Techniques?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

G.  Griffiths, ?April 2024 eclipse: the effect on transatlantic HF propagation?, RadCom, vol. 100, 12 vol., no. 12, pp. 36-38, 2024.

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.

H.  Kim, Witten, D., Madey, J., Frissell, N., Gibbons, J., Engelke, W., Liddle, A., Muscolino, N., Visone, J., and Cao, Z., ?Citizen science: Development of a low-cost magnetometer system for a coordinated space weather monitoring?, HardwareX, vol. 20, p. e00580, 2024.

V. I.  Romanek, Frissell, N. A., Kunduri, B., J. Ruohoniemi, M., Baker, J., Liles, W., Gibbons, J., Collins, K., Kazdan, D., and Boedicker, R., ?Comparative Analysis of Medium Scale Travelling Ionospheric Disturbances: Grape PSWS vs. SuperDARN?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

M.  Mokhtari, Gibbons, J., and Frissell, N. A., ?Design and 3D Printing of the Grape 2 Enclosure?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

C.  Nguyen, Blackwell, W., Gibbons, J., and Frissell, N., ?Development of Back-End Software for the Grape 2?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

S.  Fernandes, Perry, G. W., Trigo, T., Frissell, N. A., and Gibbons, J., ?Exploring Ionospheric Variability Through Doppler Residuals: A Study Utilizing the HamSCI Grape V1 Receiver?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

R. B.  Gerzoff and Frissell, N. A., ?Extreme Values in Short-Term 20 m Sequential Matched WSPR Observations?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

J.  Gibbons, ?Grape 2 - The Finalized Version?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

D.  Kazdan and Gibbons, J., ?The Grape III: Pondering new varietals for the RF vineyard?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

H.  Kim, Goodwin, L., Perry, G., Frissell, N. A., and Mikitin, G., ?Incorporating HamSCI Project into a College Physics Course?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

R.  Boedicker, Frissell, N. A., Gibbons, J., and Collins, K., ?Initial Review of the October 2023 Grape Eclipse Data?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

D.  Kazdan, Goodman, A., Schwartz, L., and Usis, M., ?Ions and Beacons and Flares: Examining HF Propagation Along the 8 April 2024 Total Solar Eclipse Path?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

G.  Griffiths, ?Measuring height of reflection at HF?, RadCom, vol. 100, 12 vol., no. 8, pp. 42-44, 2024.

G.  Griffiths, ?The October 2023 annular eclipse: some effects on HF propagation?, RadCom, vol. 100, 12 vol., no. 7, pp. 40-42, 2024.

M.  Bridges, Wofford, A., McDonald, E., Whittington-Speck, X., Rowland, D., Gregory, B., Reichart, D. E., Haislip, J. B., Kouprianov, V. V., White, S., and Ghigo, F., ?Operating GBO's 20m Radio Telescope with Ham Radio Students?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

D.  McGaw, LaBelle, J., Griffin, J., Kovacs, T., Klein, M., Bonneau, J., Lewis, J., and Gosler, J., ?Plans to Observe Changes to the Ionosphere During the April 8 Eclipse Using Doppler Shifts of AM Broadcast Stations?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

D.  Sanchez, West, M. Lou, Frissell, N. A., Perry, G. W., Engelke, W. D., Gerzoff, R. B., Erickson, P. J., J. Ruohoniemi, M., Baker, J. B. H., and V. Harvey, L., ?Possible Drivers of Large Scale Traveling Ionospheric Disturbances by Analysis of Aggregated Ham Radio Contacts?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

G.  Griffiths, Diehl, D., R. Rhymes, L., and Wahl, F., ?Ray-trace modelling of diurnal variation in two-hop sidescatter propagation?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

M.  Molzen, Pisano, T., Guerra, N., Serna, J., and Frissell, N. A., ?Reworking the MUSIC Algorithm to Mitigate MSTID Direction Estimation Bias Associated with SuperDARN Radar Field-of-View Geometry?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

T.  Trigo, Perry, G. W., Fernandes, S., Gibbons, J., and Frissell, N. A., ?Signatures of Space Weather in the NJIT V1 Grape Low-IF Receiver?, HamSCI Workshop 2024. 2024.

R. M.  Frissell, Kim, H., Gerrard, A., and Frissell, N. A., ?Statistical Study of the Magnetospheric Open-Closed Boundary (OCB) using ULF Wave Observations from Antarctic Ground Magnetometers As Compared to the Tsyganenko Model?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

K.  Hozumi, Frissell, N. A., Chou, M. - Y., Griffiths, G., Engelke, W. D., Yue, J., Fung, S., and Kuznetsova, M., ?Trial of applying PHaRLAP raytracing to reproduce Ham spot data?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

A.  Schmidt, Meriwether, J. W., Cooper, M. B., Gerrard, A. J., Goodwin, L. V., Zhang, S. - R., Jeffer, G., and Callie, C., ?Wave Activity in Thermospheric Vertical Winds and Temperatures at Subauroral Latitudes?, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.

T.  Mayka, Gallagher, W., Krumich, H., Kelleman, I., Galasso, P., Kollar, E., Kirby, D., Miller-Lanning, D., and Frissell, N. A., ?Amateur Radio Through the Ages (Exhibit)?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

V.  Romanek, Frissell, N., Collins, K., Gibbons, J., Kazdan, D., and Liles, W., ?Climatology of Ionospheric Variability with MSTID Periods Observed Using Grape v1 HF Doppler Receivers?, 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.

K.  Collins, Gibbons, J., Frissell, N., Montare, A., Kazdan, D., Kalmbach, D., Swartz, D., Benedict, R., Romanek, V., Boedicker, R., Liles, W., Engelke, W., McGaw, D. G., Farmer, J., Mikitin, G., Hobart, J., Kavanagh, G., and Chakraborty, S., ?Crowdsourced Doppler measurements of time standard stations demonstrating ionospheric variability?, Earth System Science Data, vol. 15, no. 3, pp. 1403 - 1418, 2023.

D.  McGaw, Gosler, J., Lewis, J., and LaBelle, J., ?An Expanded System to Track Traveling Ionospheric Disturbances and Other Effects Using Doppler-shifts of AM Broadcast Stations?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

J.  Gibbons, ?Grape Version 2 Hardware Description and Build Status?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

N. A.  Frissell, Ackermann, J. R., Alexander, J. N., Benedict, R. L., Blackwell, W. C., Boedicker, R. K., Cerwin, S. A., Collins, K. V., Cowling, S. H., Deacon, C., Diehl, D. M., Di Mare, F., Duffy, T. J., Edson, L. Brandt, Engelke, W. D., Farmer, J. O., Frissell, R. M., Gerzoff, R. B., Gibbons, J., Griffiths, G., Holm, S., Howell, F. M., Kaeppler, S. R., Kavanagh, G., Kazdan, D., Kim, H., Larsen, D. R., Ledvina, V. E., Liles, W., Lo, S., Lombardi, M. A., MacDonald, E. A., Madey, J., McDermott, T. C., McGaw, D. G., McGwier, R. W., Mikitin, G. A., Miller, E. S., Mitchell, C., Montare, A., Nguyen, C. D., Nordberg, P. N., Perry, G. W., Piccini, G. N., Pozerski, S. W., Reif, R. H., Rizzo, J. D., Robinett, R. S., Romanek, V. I., Sami, S., Sanchez, D. F., Sarwar, M. Shaaf, Schwartz, J. A., H. Serra, L., H. Silver, W., Skov, T. Mulligan, Swartz, D. A., Themens, D. R., Tholley, F. H., West, M. Lou, Wilcox, R. C., Witten, D., Witvliet, B. A., and Yadav, N., ?Heliophysics and amateur radio: citizen science collaborations for atmospheric, ionospheric, and space physics research and operations?, Frontiers in Astronomy and Space Sciences, vol. 10, 2023.

Z.  Shah, Griffiths, G., Robinett, R., and Frissell, N., ?How Do I Talk From Scranton to Pakistan Using? High Frequency Amateur Radio???, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

G.  Griffiths, ?Identifying 14 MHz Propagation Modes Using FST4W SNR and Spectral Spread?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

A.  Goodman, ?Lecher Lines and Transmission Line Stubs: Circuits 101 Says This is Impossible?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

R.  Boedicker, Frissell, N., Collins, K., Gibbons, J., Kazdan, D., and Erickson, P. J., ?Measuring Daily Ionospheric Variability and the 2023 and 2024 Solar Eclipse Ionospheric Impacts Using HamSCI HF Doppler Shift Receivers?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

N. A.  Frissell, Tholley, F., V. Harvey, L., Phillips, S. R., Bossert, K., Derghazarian, S., Goncharenko, L., Collins, R., West, M. Lou, Sanchez, D. F., Perry, G. W., Gerzoff, R. B., Erickson, P. J., Engelke, W. D., Callahan, N., Underbakke, L., Atkison, T., J. Ruohoniemi, M., and Baker, J. B. H., ?Medium Scale Traveling Ionospheric Disturbances and their Connection to the Lower and Middle Atmosphere?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

N.  Guerra, Molzen, M., Fox, J., Serna, J., and Frissell, N. A., ?A Review of "Climatology of Medium Scale Traveling Ionospheric Disturbances Observed by the Midlatitude Blackstone SuperDARN Radar"?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

R. M.  Frissell, Gerrard, A. J., Kim, H., and Frissell, N. A., ?Statistical and Case Studies of Open Closed Boundaries (OCB) using ULF Wave Observations from Antarctic AGOs, McMurdo Station, and South Pole Station?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

N. A.  Frissell, Brandt, L., Cerwin, S. A., Collins, K. V., Kazdan, D., Gibbons, J., Engelke, W. D., Frissell, R. M., Gerzoff, R. B., Kaeppler, S. R., Ledvina, V., Liles, W., Lombardi, M., MacDonald, E., Di Mare, F., Miller, E. S., Perry, G. W., Rizzo, J. D., Sanchez, D. F., H. Serra, L., H. Silver, W., Themens, D. R., and West, M. Lou, ?Amateur Radio: An Integral Tool for Atmospheric, Ionospheric, and Space Physics Research and Operations?, White Paper Submitted to the National Academy of Sciences Decadal Survey for Solar and Space Physics (Heliophysics) 2024-2033, 2022.

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.

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.

M.  Cooper and Gerrard, A., ?Geomagnetic Indices and The Ring Current?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.

J.  Gibbons, ?Hardware Design of the Grape2 Data Collection Sequencing Engine?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.

V.  Romanek, Frissell, N. A., Liles, W., Gibbons, J., and Collins, K. V., ?HF Doppler Observations of Traveling Ionospheric Disturbances in a WWV Signal Received with a Network of Low Cost HamSCI Personal Space Weather Stations?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.

L. V.  Goodwin and Perry, G. W., ?Properties and Drivers of Plasma Irregularities in the High-Latitude Ionosphere Computed using Novel Incoherent Scatter Radar Techniques?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.

C.  Higgins, Fung, S., Garcia, L., Thieman, J., Sky, J., Typinski, D., Flagg, R., Brown, J., Reyes, F., Gass, J., Dodd, L., Ashcraft, T., Greenman, W., and Blair, S., ?The Radio JOVE Project 2.0?, in HamSCI Workshop 2022, Huntsville, AL, 2022.

R. B.  Gerzoff and Frissell, N. A., ?Short-Term Variability Associated with 20 Meter Sequential Matched WSPR Observations: A Statistical Exploratory Study?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.

D.  Kazdan, Gibbons, J., Collins, K., Bauer, M., Bender, E., Marks, R., O'Brien, M., O'Brien, O., Foss, G., Pugliese, M., Ramos, A., and Whitaker, C., ?Three Time-of-Flight Measurement Projects on a Common Hardware Platform?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.

J. R.  Hobart, Farmer, J. O., Mikitin, G., Waugh, D., Benedict, R., Cerwin, S. A., Collins, K. V., Kazdan, D., Gibbons, J., Romanek, V. I., and Frissell, N. A., ?Construction and Operation of a HamSCI Grape Version 1 Personal Space Weather Station: A Citizen Scientist?s Perspective?, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.

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, Joshi, D., Romanek, V. I., Collins, K. V., Montare, A., Kazdan, D., Gibbons, J., Engelke, W. D., Atkison, T., Kim, H., Cowling, S. H., McDermott, T. C., Ackermann, J., Witten, D., Madey, J., H. Silver, W., Liles, W., Cerwin, S., Erickson, P. J., Miller, E. S., and Vierinen, J., ?HamSCI Personal Space Weather Station (PSWS): Architecture and Current Status?, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Virtual, 2021.

J.  Gibbons, ?Low Cost Personal Space Weather Station Quad Receiver Front End Design?, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.

D. Raj Joshi, Frissell, N. A., M. Sarwar, S., Sami, S., J. Ruohoniemi, M., Baker, J. B. H., Coster, A. J., Erickson, P. J., Liles, W., Vierinen, J., and Groves, K., ?Observations of Mid-latitude Irregularities Using the Oblique Ionosonde Sounding Mode for the HamSCI Personal Space Weather Station?, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.

S.  Khadka, Valladares, C., and Gerrard, A., ?Plasma Bubble and Blob Events in the F-region Ionosphere?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

J. C.  Gibbons, ?PSWS Grape Hardware: The Second Generation?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

K. V.  Collins, Gibbons, J., and Kazdan, D., ?PSWS Grape Hardware: Version 1.0 and Pilot Experiments?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

V. I.  Romanek, Frissell, N. A., Joshi, D., Liles, W., Collins, K., Gibbons, J., and Kazdan, D., ?A Survey of HF Doppler TID Signatures Observed Using a Grape in New Jersey?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

S. F.  Fung, Anderson, T. S., Ashcraft, T., Greenman, W., Typinski, D., and Brown, J., ?Thunderstorms as Possible HF Radiation Sources of Propagation Teepee Signatures?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

S. R.  Kaeppler, Driggers, S., Wetzel, A., Murtha, A., and Godfrey, T., ?Toward interpretation of HF propagation data obtained by the HamSCI Community - Ray Tracers and Ionospheric Models?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

G.  Griffiths and Robinett, R., ?Visualising propagation to mid-latitudes from a shipboard WSPR transmitter on a passage from 27?N to 70?S using the WsprDaemon database, and how to access the data?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

J.  Glickstein and Mandal, S., ?Electromechanical ELF Transmitters for Wireless Communications in Conductive Environments (ePoster)?, in HamSCI Workshop 2020, Scranton, PA, 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.

J.  Gibbons, ?LC-PSWS Engineering Status ?, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2020.

S.  Khadka, Gerrard, A., and Meriwether, J., ?Neutral Winds in the Equatorial Thermosphere as Measured With the SOFDI Instrument (ePoster)?, in HamSCI Workshop 2020, Scranton, PA, 2020.

L. V.  Goodwin and Perry, G., ?Novel methods for characterizing ionospheric irregularities in the high-latitude ionosphere (ePoster)?, in HamSCI Workshop 2020, Scranton, PA, 2020.

G.  Griffiths, Robinett, R., Elmore, G., Turner, C., Bunch, T., and Benischek, D., ?Patterns in Received Noise: Methods, Observations and Questions (ePoster)?, in HamSCI Workshop 2020, Scranton, PA, 2020.

S. F.  Fung, Typinski, D., Flagg, R. F., Ashcraft, T., Greenman, W., Higgins, C., Brown, J., Dodd, L., Mount, A. S., Reyes, F. J., Sky, J., Thieman, J., and Garcia, L. N., ?Propagation Teepee: A High Frequency (HF) Radio Spectral Feature Identified by Citizen Scientists?, in HamSCI Workshop, Scranton, PA, 2020.

R. M.  Frissell, Kim, H., and Gerrard, A. J., ?Statistical Study of Open Closed Boundaries (OCB) using ULF Wave Observations from Antarctic AGOs, McMurdo Station, and South Pole Station?, in HamSCI Workshop 2020, Scranton, PA, 2020.

K.  Collins, Kazdan, D., and Gibbons, J., ?Update on the Low?Cost Personal Space Weather Station?, in HamSCI Workshop 2020, Scranton, PA, 2020.

A.  Montare and Gibbons, J., ?WWV Time Tick Observations: Towards an Automated Approached?, in HamSCI Workshop 2020, Scranton, PA, 2020.

J. S.  Vega, Frissell, N. A., Erickson, P. J., and Gerrard, A. J., ?HamSCI Personal Space Weather Station: A New Tool for Citizen Science Geospace Research?, in USNC?URSI National Radio Science Meeting, Boulder, CO, 2019.

N. A.  Frissell, Vega, J. S., Markowitz, E., Gerrard, A. J., Engelke, W. D., Erickson, P. J., Miller, E. S., R. Luetzelschwab, C., and Bortnik, J., ?High Frequency Communications Response to Solar Activity in September 2017 as Observed by Amateur Radio Networks?, Space Weather, 2019.

N. A.  Frissell, Vega, J. S., Markowitz, E., Gerrard, A. J., Engelke, W. D., Erickson, P. J., Miller, E. S., R. Luetzelschwab, C., and Bortnik, J., ?High Frequency Communications Response to Solar Activity in September 2017 as Observed by Amateur Radio Networks?, in HamSCI Workshop 2019, Cleveland, OH, 2019.

J.  Galm, ?History of Case ARC and W8EDU?, in HamSCI Workshop 2019, Cleveland, OH, 2019.

K.  Collins, Kazdan, D., Gibbons, J., Montare, A., Dannhoff, S., Erickson, P. J., and Frissell, N. A., ?A Low-Cost Citizen Science HF Doppler Receiver for Measuring Ionospheric Variability?, in American Geophysical Union Fall Meeting, San Francisco, CA, 2019.

E. S.  Miller, Bust, G. S., Perry, G. W., Kaeppler, S. R., Vierinen, J., Frissell, N. A., Knuth, A. A., Erickson, P. J., Nikoukar, R., Chartier, A. T., Santos, P., Brum, C., Fentzke, J. T., Hanley, T. R., and Gerrard, A. J., ?Sounding the Ionosphere with Signals of Opportunity in the High-Frequency (HF) Band?, in HamSCI Workshop 2019, Cleveland, OH, 2019.

L.  Goncharenko, ?Space Science for Ham Radio Operators (Invited Tutorial)?, in HamSCI Workshop 2019, Cleveland, OH, 2019.

E. S.  Grace and Lemaster, G., ?Sudden Ionospheric Disturbances (SIDs) and Personal Space Weather Stations?, in HamSCI Workshop 2019, Cleveland, OH, 2019.

E. S.  Grace and Lemaster, G., ?Sudden Ionospheric Disturbances (SIDs) and Personal Space Weather Stations?, in Hamvention HamSCI Forum, Xenia, OH, 2019.

D.  Kazdan, Dannhoff, S., Montare, A., and Gibbons, J., ?WWV Doppler Shift Observations?, in HamSCI Workshop 2019, Cleveland, OH, 2019.

N. A.  Frissell, Vega, J. S., Markowitz, E., Gerrard, A. J., Engelke, W. D., Erickson, P. J., Miller, E. S., R. Luetzelschwab, C., and Bortnik, J., ?High Frequency Communications Response to Solar Activity in September 2017 as Observed by Amateur Radio Networks?, in Fall AGU, Washington, DC, 2018.

N. A.  Frissell, Ackermann, J. R., Bern, D., Ceglia, F., Earle, G. D., Erickson, P. J., Gerrard, A. J., Gerzoff, R., Gladstone, P., Gunning, S. W., Huba, J. D., Katz, J. D., Miller, E. S., Moses, M. L., Reyer, S. E., Rose, S. W., Shovkoplyas, A., Silver, H. W., Smith, P., Vega, J. S., West, M. L., and Williams, R., ?Initial Results of HamSCI Ham Radio 21 August 2017 Eclipse Ionospheric Experiments?, in American Meteorological Society Annual Meeting, Austin, TX, 2018.

N. A.  Frissell, Katz, J. D., Gunning, S. W., Vega, J. S., Gerrard, A. J., Earle, G. D., Moses, M. L., West, M. L., Huba, J. D., Erickson, P. J., Miller, E. S., Gerzoff, R. B., Liles, W., and Silver, H. W., ?Modeling Amateur Radio Soundings of the Ionospheric Response to the 2017 Great American Eclipse?, Geophysical Research Letters, vol. 45, 2018.

N. A.  Frissell, Katz, J. D., Gunning, S. W., Vega, J. S., Gerrard, A. J., Earle, G. D., Moses, M. L., West, M. L., Huba, J. D., Erickson, P. J., Miller, E. S., Gerzoff, R. B., Liles, W., and Silver, H. W., ?Modeling Amateur Radio Soundings of the Ionospheric Response to the 2017 Great American Eclipse?, in Fall AGU, Washington, DC, 2018.

P. J.  Erickson, Gombosi, T. I., Baker, D. N., Balogh, A., Huba, J. D., Lanzerotti, L. J., Foster, J. C., Albert, J. M., Fennell, J. F., Mishin, E. V., Starks, M. J., Jaynes, A. N., Li, X., Kanekal, S. G., and Kletzing, C., ?Anthropogenic Space Weather?, in HamSCI-UK, Milton Keynes, UK, 2017.

C. D.  Fry, Rawlins, L., Krause, L. H., Suggs, R. M., McTernan, J. K., Adams, M. L., Gallagher, D. L., Anderson, S., and Allsbrooks, IV, R., ?Effects of the 2017 Solar Eclipse on HF Radio Propagation and the D-Region Ionosphere: Citizen Science Investigation?, in American Geophysical Union Fall Meeting, New Orleans, LA, 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, Ackermann, J. R., Earle, G. D., Erickson, P. J., Gerrard, A. J., Gerzoff, R. B., Gunning, S. W., Hirsch, M., Katz, J. D., Kaeppller, S. R., McGwier, R. W., Miller, E. S., Moses, M. L., Perry, G., Reyer, S. E., Shovkoplyas, A., Silver, H. W., Vega, J. S., and Team, R. B. N., ?HamSCI and the 2017 Total Solar Eclipse?, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Keystone, CO, 2017.

N. A.  Frissell, Katz, J. D., Gunning, S. W., Vega, J. S., West, M. L., Earle, G. D., Moses, M. L., and Silver, H. W., ?HamSCI and the 2017 Total Solar Eclipse?, in 2017 Annual Meeting of the APS Mid-Atlantic Section, Newark, NJ, 2017.

N. A.  Frissell, Katz, J. D., Gunning, S. W., Vega, J. S., Gerrard, A. J., Moses, M. L., Earle, G. D., West, M. L., Erickson, P. J., Miller, E. S., Gerzoff, R., and H. Silver, W., ?HamSCI and the 2017 Total Solar Eclipse?, in American Geophysical Union Fall Meeting, New Orleans, LA, 2017.

N. A.  Frissell, Vega, J. S., Katz, J. D., Gunning, S. W., Gerrard, A. J., Moses, M. L., Earle, G. D., Miller, E. S., Huba, J. D., Hirsch, M., Silver, H. W., Reyer, S. E., Ackermann, J. R., Suhar, M. D., and Bern, D., ?HamSCI and the 2017 Total Solar Eclipse (Experiment Description)?, in ARRL and TAPR Digital Communications Conference, St. Louis, MO, 2017.

N. A.  Frissell, Engelke, W., Katz, J. D., Gunning, S. W., and Vega, J. S., ?HamSCI and the 2017 Total Solar Eclipse (First Results)?, in ARRL and TAPR Digital Communications Conference, St. Louis, MO, 2017.

N. A.  Frissell, Ackermann, J. R., Dzekevich, J., Earle, G. D., Erickson, P. J., Gerrard, A. J., Gerzoff, R. B., Gunning, S. W., Hirsch, M., Katz, J. D., Kaeppler, S. R., McGwier, R. W., Miller, E. S., Moses, M. L., Perry, G., Reyer, S. E., Shovkoplyas, A., Silver, H. W., Vega, J. S., and Team, R. B. N., ?HamSCI: The Ham Radio Science Citizen Investigation (Banquet Presentation)?, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Keystone, CO, 2017.

N. A.  Frissell, Vega, J. S., Katz, J. D., Moses, M. L., Earle, G. D., Gunning, S. W., Gerrard, A. J., Miller, E. S., West, M. L., Ceglia, F., Pascoe, D., Sinanis, N., Smith, P., Williams, R., Shovkoplyas, A., and Silver, H. W., ?Ionospheric Simulations of the 2017 Solar Eclipse QSO Party?, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Keystone, CO, 2017.

N. A.  Frissell, Katz, J. D., Gerrard, A. J., Moses, M., Earle, G. D., McGwier, R. W., Miller, E. S., Kaeppler, S., and Silver, H. W., ?The Solar Eclipse QSO Party: Ionospheric Sounding Using Ham Radio QSOs?, in Dayton Hamvention, Xenia, OH, 2017.

N. A.  Frissell, Moses, M. L., Earle, G., McGwier, R. W., Miller, E. S., Kaeppler, S. R., H. Silver, W., Ceglia, F., Pascoe, D., Sinanis, N., Smith, P., Williams, R., Shovkoplyas, A., and Gerrard, A. J., ?HamSCI: The Ham Radio Science Citizen Investigation?, in Fall 2016 American Geophysical Union, San Francisco, 2016.