Amateur Logic TV

May 14, 2022
AmateurLogic 169: Not Another Friday The 13th
Driving a ground rod using water. Windows 3.0, GEOS, CPM, GEM and MS-DOS on a microcontroller. APRS FI explored. On our way to Dayton. 1:07:42
April 30, 2022
Ham College 88 - Extra Class Exam Questions – Part 26
E6C Digital ICs: Families of digital ICs, gates, Programmable Logic Devices (PLDs). 51:15
April 16, 2022
AmateurLogic 168: Type ‘N’, VarAC Chat, Bluetooth Photos
A new type Type ‘N’ connector installed. VarAC enhanced Chat client. Transferring photos over the air from a bluetooth phone. 1:16:02
April 2, 2022
Ham College 87 - Extra Class Exam Questions – Part 25
E6B Diodes 50:11
March 19, 2022
AmateurLogic 167: AmateurLogic Unbagged
George explores a Jameco Electonics Grab Bag. Mike installs Dragon OS Pi 64. Tom Apalenek, WA2IVD visits Quartzfest 2022. Tommy reviews the B3603 Power Controller. Importance of ESR in Capacitor Testing. 1:40:40
February 26, 2022
Ham College 86 - Extra Class Exam Questions - Part 24
E6A Semiconductor materials and devices: semiconductor materials; germanium, silicon, P-type, N-type; transistor types: NPN, PNP, junction, field-effect transistors: enhancement mode; depletion mode; MOS; CMOS; N-channel; P-channel
February 19, 2022
AmateurLogic 166: All This and Cheap Too
Emile and Glen build the DigiPi Project. George explores Vic20 on an ESP32 microcontroller. Tommy’s quick ID52A Setup guide. UK Rum Butter at Tea Time. 1:32:23
February 5, 2022
Ham College 85 - Extra Class Exam Questions – Part 23
E5D AC and RF energy in real circuits: skin effect, electromagnetic fields, reactive power, power factor, electrical length of conductors at UHF and microwave frequencies, microstrip.
January 15, 2022
AmateurLogic 165: Welcome to 2022
Emile talks GMRS Data modes. ID-52A power on screen with Tommy Dirt. George has the new ARRL Handbook 2022 edition. And an update on Energizer Ultimate Lithium batteries. 1:11:57
January 8, 2022
Ham College 84 - Extra Class Exam Questions – Part 22
E5C Coordinate systems and phasors in electronics: Rectangular Coordinates, Polar Coordinates, Phasors.
December 18, 2021
AmateurLogic 163: Cheapmunks Christmas
Tommy completes the LiFePO4 battery build and begins load testing. Emile runs Multi-applications on his shack Pi. The Cheapmunks drop by for a high frequency Christmas. Canadian and Creole holiday Food tasting. 1:20:55
December 4, 2021
Ham College 83 - Extra Class Exam Questions – Part 21
E5B Time constants and phase relationships: RL and RC time constants, phase angle in reactive circuits and components, admittance and susceptance.
November 13, 2021
AmateurLogic 162: SDRPlay HD Radio, Android Pi, LiFePO4 Battery
George explains AM & FM Broadcast Signals and decodes HD Radio on an SDRPlay receiver. Mike cooks up some tasty Android Pi. Is this the Pi OS we’ve been waiting for? Tommy builds an economical 50 Ah LiFePO4 Battery Pack.
October 30, 2021
Ham College episode 82 - Extra Class Exam Questions – Part 20
E5A Resonance and Q: characteristics of resonant circuits: series and parallel resonance, definitions and effects of Q, half-power bandwidth, phase relationships in reactive circuits. 1:05:41
October 16, 2021
AmateurLogic 161: Our 16th Anniversary
Celebrating 16 years of AmateurLogic.TV. Peter, VK3PB drops in for and update from downunder. George shows some of his favorite tips and projects from the last few years. Tommy demonstrates a neat battery capacity tester. Emile discovers new Cheap Tricks with Echolink. Announcing the winner of our 16th Anniversary contest! Cliff Boand, WA0JTW will receive an Icom IC-705 Transceiver, AH-705 Auto Tuner, LC-192 Backpack, MFJ-4230MV Power Supply, MFJ-2012 OCF Antenna, and RG-8X coax.
October 2, 2021
Ham College 81 - Extra Class Exam Questions – Part 19
E4E Noise suppression and interference: Noise suppression and interference: system noise, electrical appliance noise, line noise, locating noise sources, DSP noise reduction, noise blankers, grounding for signals, common mode currents. 1:10:53
September 18, 2021
AmateurLogic 160: RN Noise, Huntsville Hamfest & Hurricane Ida
George demonstrate RN Noise, free AI noise suppression plug-in. Emile rides out Hurricane Ida while stationed on emergency stand by. Tom Apalenek, WA2IVD joins us to share his first visit to Huntsville Hamfest. AmateurLogic’s 16th Anniversary Contest. Someone is going to win a great Icom IC-705 transceiver package. Details at amateurlogic.tv/contest. 1:21:26
August 28, 2021
Ham College 80 - Extra Class Exam Questions – Part 18
E4D Receiver performance characteristics: blocking dynamic range, intermodulation and cross-modulation interference, third-order intercept, desensitization, preselectors. 55:30
August 14, 2021
AmateurLogic 159: 3D Fumes, SDR Console, AH-705 Setup
Mike 3D prints a custom Solder Fumes Extractor. Emile reviews SDR Console software. Tommy sets up his Icom AH-705 auto tuner. George does some AA exploring. Announcement of AmateurLogic’s 16th Anniversary Contest. Someone is going to win a great Icom IC-705 transceiver package. Details at amateurlogic.tv/contest . 1:18:50
July 31, 2021
Ham College 79 - Extra Class Exam Questions – Part 17
E4C Receiver performance characteristics: phase noise, noise floor, image rejection, MDS, signal-to-noise ratio, noise figure, reciprocal mixing, selectivity, effects of SDR receiver non-linearity, use of attenuators at low frequencies. 55:21

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