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- 3d_printing_for_amateur_radio_2023.pdf
- 2023/11/14 19:21
- 2.5 MB
- 4nec2.pdf
- 2017/01/12 22:35
- 52.6 KB
- 6m_285tech_v1.3.pdf
- 2023/03/04 17:35
- 2.4 MB
- 43_ft_vert_presentation_final.pdf
- 2017/01/18 14:15
- 630 KB
- 100_watt_dx.pdf
- 2017/01/12 21:51
- 59.1 KB
- 285tech_presentation_sota_rev.pdf
- 2017/01/12 18:43
- 698.5 KB
- 2012_techfest_em_presntation.pdf
- 2017/01/12 21:09
- 2.4 MB
- 2013_fall_techfest_flyer.pdf
- 2017/01/12 20:49
- 148 KB
- 2014_estes_flood.pdf
- 2017/01/12 19:50
- 199.4 KB
- 2014_fall_techfest_flyer.pdf
- 2017/01/12 19:50
- 155.1 KB
- 2014_go_take_a_hike.pdf
- 2017/01/12 19:50
- 50.9 MB
- 2015_techfest_bios.pdf
- 2017/01/12 18:52
- 98.9 KB
- 2016_fall_techfest_flyer.pdf
- 2017/01/12 17:19
- 501 KB
- active_antennas.pptx
- 2021/10/11 17:07
- 4.2 MB
- allstar1_rev.pdf
- 2017/01/12 18:43
- 3.7 MB
- am_antenna_computer_modeling.pdf
- 2017/01/17 22:37
- 2.1 MB
- amateur_radio_and_space_weather.pdf
- 2022/09/30 21:56
- 8.6 MB
- amateur_radio_at_starhaven_observatory_2023.pdf
- 2023/11/14 19:21
- 14.7 MB
- amto_info.pdf
- 2017/01/17 23:51
- 2.4 MB
- analysis_of_a_failure.pdf
- 2017/02/04 17:25
- 6.9 MB
- antenna_overview_january_2008.pdf
- 2017/01/17 23:51
- 8.5 KB
- antenna_tuner_performance_testing.pdf
- 2017/01/12 22:35
- 300.8 KB
- antenna_tuners.pdf
- 2017/01/12 21:23
- 5.1 MB
- antennas_for_emergency_communications.pdf
- 2017/01/12 22:35
- 1.9 MB
- aprs_2023.pdf
- 2023/11/14 19:21
- 15.1 MB
- arrl_clean_signal_selecting_a_new_radio_2023.pdf
- 2023/11/14 19:21
- 652.2 KB
- balun_p1_final.pdf
- 2017/08/03 11:19
- 1.7 MB
- balun_p2_website.pdf
- 2017/08/31 21:03
- 3.1 MB
- batt_mon_present.pdf
- 2017/01/17 22:27
- 1.5 MB
- battery_analyzer_construction_hints_2014_1102.pdf
- 2017/01/13 15:24
- 3.2 MB
- battery_la_voltage_v_density.pdf
- 2017/01/17 15:54
- 258.1 KB
- buying_an_hf_high_power_amplifier.pdf
- 2017/01/18 00:39
- 1.2 MB
- contesting_and_logging.pdf
- 2017/01/12 17:12
- 8.1 MB
- digital_hotspots_2023-10-07.pptx
- 2024/01/27 10:23
- 2.9 MB
- digital_interface_presentation_final.pdf
- 2017/01/17 15:45
- 321.1 KB
- digital_intro.pdf
- 2017/01/17 23:51
- 1.6 MB
- dissipation_of_lightning_energy_dayton_050908.pdf
- 2017/01/12 22:35
- 208.6 KB
- diy_meter_tester_kit_april_2015.pdf
- 2017/01/17 15:45
- 2.1 MB
- dmr_operating_basics_best_practices.pdf
- 2018/10/29 22:48
- 563.1 KB
- dmr_operating_basics_best_practices.pptx
- 2018/10/29 22:49
- 594.4 KB
- dmr_operating_best_practices.pdf
- 2020/03/06 19:18
- 1.2 MB
- doing_a_lot_with_a_little_by_w0ant.lakewood.pdf
- 2017/01/12 21:09
- 2.4 MB
- dummy_load_jan_2012.pdf
- 2017/01/17 22:37
- 252.4 KB
- dxing_tools.pdf
- 2017/01/12 21:23
- 91.4 KB
- electronic_test_for_amateur_radio.pdf
- 2017/01/12 22:12
- 1.2 MB
- em_waves.pdf
- 2019/03/02 19:20
- 524.7 KB
- em_waves.pptx
- 2019/03/02 19:20
- 510.9 KB
- emergency_power_for_ham_radio_v8.pdf
- 2017/01/17 15:45
- 4.5 MB
- emp_answers.pdf
- 2017/01/17 15:45
- 229.2 KB
- emp_science.pdf
- 2017/01/17 15:45
- 1.1 MB
- emp_talk.pdf
- 2017/01/17 22:37
- 1.8 MB
- end_fed_half_wave_antenna.pdf
- 2017/01/12 17:43
- 487.7 KB
- ensemble_ii_tips_ane_lessons_learned_august_2011_meeting_.pdf
- 2017/01/13 15:24
- 1.2 MB
- eoss_slide_show.pdf
- 2017/01/17 23:05
- 4 MB
- equalization_presentation_nov_6_2010.pdf
- 2017/01/12 21:51
- 2.2 MB
- equalization_presentation2-1.pdf
- 2017/01/17 23:05
- 772.1 KB
- esr_meter_presentation.pdf
- 2017/01/17 15:45
- 372.8 KB
- feb_pres_web.pptx
- 2018/02/03 21:38
- 918.6 KB
- ft8_down_the_rabbit_hole_na0tc_2_2024.pdf
- 2024/02/03 09:41
- 5.2 MB
- ft8_wt0dx_v1.pdf
- 2018/08/07 19:55
- 1.7 MB
- got_match_techfest_a.pdf
- 2017/01/12 21:23
- 187.6 KB
- ground_conductivity_and_its_effect_on_mw_groundwave.pdf
- 2018/10/14 22:56
- 1.8 MB
- hf_digital_communications_with_sound.ppt
- 2017/01/12 22:12
- 3.4 MB
- hf_digital_communications.pdf
- 2017/01/17 22:27
- 2.2 MB
- hf_prop.pdf
- 2019/06/02 19:57
- 610.7 KB
- hf_prop.pptx
- 2019/06/02 19:57
- 762 KB
- hf_propagation.pdf
- 2017/01/12 17:14
- 9.7 MB
- homebrew_swr_meter.pdf
- 2017/01/17 22:37
- 1.4 MB
- homebrewing_a_hf_software_defined_radio_final_pdf.pdf
- 2017/01/12 21:09
- 7.5 MB
- instrumentation_for_amateur_radio_5-14.pdf
- 2017/01/17 15:52
- 20.1 MB
- instrumentation_for_ham_radio_kd0mft.pdf
- 2017/01/12 17:17
- 1.3 MB
- introduction_to_ft8.pdf
- 2018/10/14 22:56
- 1.6 MB
- k4t_dxpedition_-_dry_tortugas.pdf
- 2017/01/12 19:50
- 4.5 MB
- kbugform.pdf
- 2017/01/12 21:09
- 7.9 KB
- lesson1.pdf
- 2017/01/13 15:24
- 74.2 KB
- lesson2.pdf
- 2017/01/13 15:24
- 86.2 KB
- lesson3.pdf
- 2017/01/13 15:24
- 88.3 KB
- lesson4.pdf
- 2017/01/13 15:24
- 209.5 KB
- lesson5.pdf
- 2017/01/13 15:24
- 204.5 KB
- lesson6.pdf
- 2017/01/13 15:24
- 90.5 KB
- lightning_protection_for_radio_operators-101413.pdf
- 2017/01/17 22:27
- 10.5 MB
- low_noise_antennas.pptx
- 2017/01/12 17:11
- 16.8 MB
- low_power_contesting.pdf
- 2017/01/12 21:51
- 9.5 MB
- lure_of_vintage_radio.pdf
- 2017/01/12 21:51
- 88.7 KB
- magloop1_n0cu_2109_2.pdf
- 2019/03/02 19:13
- 1.8 MB
- magloop1_n0cu_2109_2.pptx
- 2019/03/02 19:15
- 10.1 MB
- measuring_receiver_specifications.pdf
- 2017/01/18 00:39
- 3.9 MB
- measuring_rf_param_final.pdf
- 2017/01/17 22:53
- 5.6 MB
- mesh_networking_techfest_2014.pdf
- 2017/01/12 19:50
- 1.3 MB
- mfj_259_club_presentation-1.pdf
- 2017/01/17 15:45
- 1.9 MB
- mfj_259_techfest_presentation_final.pdf
- 2017/01/12 19:50
- 2.3 MB
- microcontrollers_and_ham_radio_2024_01_06.pptx
- 2024/01/10 21:33
- 4 MB
- morse_cw_apr_2019.pdf
- 2019/04/06 16:43
- 7.7 MB
- n0gnr-dsp-or-qsp_august_6_2011.pdf
- 2017/01/17 22:53
- 136.8 KB
- n0gnr-dtv-20111105-1.pdf
- 2017/01/17 22:27
- 3.8 MB
- n0gnr-dtv-20111105-2.pdf
- 2017/01/17 22:27
- 2.6 MB
- n0gnr-dtv-20111105-3.pdf
- 2017/01/17 22:27
- 1.5 MB
- n0gnr-dtv-20111105-4.pdf
- 2017/01/17 22:27
- 5.4 MB
- nano_vna_-_2022_k0mcw.pdf
- 2022/02/10 17:21
- 2 MB
- nanovna_2023.pdf
- 2023/11/14 19:21
- 2.6 MB
- nvis_edited-1.pdf
- 2017/01/18 00:39
- 1.4 MB
- ohms_law.pdf
- 2017/01/12 22:12
- 120.5 KB
- openstreetmap_and_depiction_tools_for_emergency_preparedness_after_.pdf
- 2017/01/17 22:53
- 5.3 MB
- packet_info.pdf
- 2017/01/17 23:51
- 1.4 MB
- panadapter_talk.pdf
- 2017/01/12 21:23
- 1.6 MB
- pcb_talk_1.pdf
- 2017/01/17 22:28
- 896.8 KB
- pcb_talk_2.pdf
- 2017/01/17 22:28
- 704.5 KB
- pic_talk.pdf
- 2017/01/17 23:05
- 49.5 KB
- practical_amateur_radio_measurements_-_techfest_2015.pdf
- 2017/01/12 18:43
- 4.1 MB
- practical_tricks_with_transformers.pdf
- 2017/10/31 13:18
- 1.7 MB
- presentation_yagi_presentation.pdf
- 2017/01/12 21:09
- 3.4 MB
- project_ideas_2014_0802.pdf
- 2017/01/17 15:45
- 2.2 MB
- propagation.pdf
- 2017/01/12 22:12
- 391 KB
- qrp-101.pdf
- 2017/11/06 22:25
- 2.7 MB
- qst_dec-2013_estes_park_flood.pdf
- 2017/01/12 19:54
- 3.3 MB
- raspberry_pi_techfest_2013_ka8jmw_n5zgt.pdf
- 2017/01/17 22:27
- 4.6 MB
- reducing_common_mode_feedline_current.ppt
- 2018/11/11 18:41
- 4.1 MB
- relays_1.pdf
- 2017/06/04 11:16
- 1.4 MB
- relays_2.pdf
- 2017/06/04 11:16
- 944.8 KB
- remote_station_techconnect_2011may07.pdf
- 2017/01/17 22:53
- 2.8 MB
- rf_safety_station_evaluation_kc0rps_v.1.0.pdf
- 2022/11/10 16:08
- 2.6 MB
- rpisdr.pdf
- 2017/11/06 09:55
- 1.5 MB
- rtty_info.pdf
- 2017/01/17 23:51
- 2.5 MB
- rx_protect.pdf
- 2018/04/07 21:09
- 937.3 KB
- rx_protect.pptx
- 2018/04/07 21:09
- 2.6 MB
- sdr_software_startup_procedure_3_.pdf
- 2017/01/13 15:24
- 43.1 KB
- shunt_fed_towers.pdf
- 2017/01/17 22:53
- 1.9 MB
- small_antennas.pdf
- 2017/01/12 22:35
- 888.7 KB
- small_magnetic_transmitting_loops_demystified.pdf
- 2017/10/29 17:59
- 6.7 MB
- softrock_transformers-1.pdf
- 2017/01/13 15:24
- 123.3 KB
- solve_the_problem.pdf
- 2017/01/17 22:53
- 2.9 MB
- sota_end_fed_antennas.pdf
- 2017/01/17 22:27
- 1 MB
- sota-pota-qrp_presentation_-_na0tc_-_2023-04-01_-_mark_ehr_k0ehr.pptx
- 2023/04/02 07:33
- 6.9 MB
- southern_africa_trip.pdf
- 2017/01/12 21:23
- 101.6 KB
- standby_power_y2k.pdf
- 2017/01/18 00:39
- 107.9 KB
- starhaven_observatory.pptx
- 2017/01/12 17:16
- 5.2 MB
- station_grounding_9_3_22.pptx
- 2022/09/04 10:44
- 4.3 MB
- station_grounding_final_reva.pdf
- 2017/01/17 22:53
- 3.7 MB
- successful_communications_below_the_broadcast_band.pdf
- 2018/10/14 22:58
- 5.6 MB
- swr_and_reflected_power.pdf
- 2023/01/30 17:45
- 3.4 MB
- swr_and_reflected_power.pptx
- 2023/01/30 17:45
- 2.5 MB
- swr_presentation_3-5-15.pdf
- 2017/01/17 15:45
- 1.3 MB
- taking_the_mystery_out_of_swr_version_2.pdf
- 2017/01/12 22:12
- 2.4 MB
- techconnect_2015-1_kf0ur.pdf
- 2017/01/12 18:43
- 742.5 KB
- techfest2014_2.pdf
- 2017/01/17 22:04
- 347 B
- techfest2015_final_n6ua_rev.pdf
- 2017/01/12 18:43
- 7 MB
- the_digital_ham_radio_revolution.pdf
- 2017/01/17 23:51
- 39.7 KB
- the_fabulous_dipole.pdf
- 2017/01/12 22:35
- 429.7 KB
- the_g5rv_antenna_system_revisited.pdf
- 2017/01/18 00:39
- 277.9 KB
- the_magic_behind_ft8_k0mcw_2023.pdf
- 2023/06/03 16:47
- 2.9 MB
- transceiver_performance_and_how_do_we_measure_it-_rob_sherwood_nc0b-285-techconnect-1w.pdf
- 2017/01/17 15:45
- 1.4 MB
- transmission_lines_as_impedance_transformers.pdf
- 2017/11/06 09:56
- 2.1 MB
- transmission_lines_as_impedance_transformers.pptx
- 2017/11/06 09:56
- 1.7 MB
- true-sinewave_inverter_jan_2012.pdf
- 2017/01/17 22:37
- 325.1 KB
- unique_features_of_a_40-20_meter_homebrew_receiver.pdf
- 2018/10/14 22:59
- 8.5 MB
- using_block_diagrams_and_schematics.pdf
- 2017/01/12 22:12
- 374.1 KB
- using_eznec_to_compare_antennas-_part_1.pdf
- 2017/01/17 22:28
- 753.1 KB
- using_eznec_to_compare_antennas-_part_2.pdf
- 2017/01/17 22:28
- 241.7 KB
- using_eznec_to_compare_antennas-_part_3.pdf
- 2017/01/17 22:28
- 393.5 KB
- using_eznec_to_compare_antennas-_part_4.pdf
- 2017/01/17 22:28
- 574 KB
- using_free_software_to_improve_ones_station.pdf
- 2017/01/12 20:49
- 20.5 MB
- vara_fm_4.0_features.pdf
- 2021/11/03 19:27
- 367.4 KB
- vertical_dipole_array.pdf
- 2017/01/17 23:51
- 7.7 KB
- vhf_contesting_k0nr_v2.pdf
- 2017/01/12 21:23
- 1.8 MB
- vhf_uhf_beyond_fm_bob_witte_k0nr_rev_1.pdf
- 2017/01/17 22:27
- 821.8 KB
- volt_reg_ovp.pdf
- 2017/01/17 22:27
- 730.2 KB
- why_antennas_radiate.pdf
- 2017/01/17 22:28
- 1.4 MB
- whyqrpcqcx.pdf
- 2017/01/12 21:51
- 1.8 MB
- winlink_basics_v2.pdf
- 2024/04/06 14:06
- 669.6 KB
- winlinkintro-v2.pdf
- 2021/11/03 19:27
- 691 KB
- working_dx_with_low_power_and_restrictions.pdf
- 2017/01/12 20:49
- 594.1 KB
- working_on_older_equipment_with_high_voltage_power.pptx
- 2024/01/27 10:19
- 927.7 KB
- working_the_low_bands_from_the_burbs.pdf
- 2017/01/12 20:49
- 5.1 MB
- wsjt_slides.pdf
- 2017/01/12 21:09
- 2.9 MB
- zoning_violation.pdf
- 2017/01/17 22:37
- 1.2 MB
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