DXing the entire AM Broadcast Band during the 2024 solar eclipse. Rattlegram, a new digital text messaging mode for HF/VHF/UHF recreational and emergency communications. Smith charts with the NanoVNA. 1:29:19
E9G The Smith chart 36:52
Can’t find the tool you need? Make it. Economical heat shrink tubing labels. Emile’s out of this world NASA adventure. Mike’s BitX40 build part 2. Kicking the tires of Icom’s IC-905. 1:23:19
E9F Transmission lines: characteristics of open and shorted feed lines, coax versus open-wire, velocity factor, electrical length, coaxial cable dielectrics. 49:59
Our visit to the Capital City Hamfest in Jackson, MS with a few old friends. A very rare Icom radio stack. Louisiana ARES Winlink forms and tactics. 1:03:11
E9E Matching: Matching Antennas to Feed Lines, Phasing Lines, and Power Dividers. 42:12
George hacks a gamer headset for radio use. Emile has video from Swamps On The Air. Mike begins his BitX 40 build. 1:04:20
E9D Yagi antennas, parabolic reflectors, circular polarization, loading coils, top loading, feed point impedance of electrically short antennas, antenna Q, RF grounding. 47:13
AmateurLogic’s Annual Christmas Extravaganza. Tommy upgrades his N5BOC Hotspot with a new Raspberry Pi Zero 2 W and it’s fast. Emile updates his hotspot with the WPSD Project. ALTV’s 2023 Gift Guide for last minute shoppers and slackers. Sampling the tastes of the holidays. 1:18:01
E9C Practical wire antennas, folded dipoles, phased arrays, effects of ground near antennas. 42:25
Tommy builds the M5 Ham Radio project. George makes a high quality 4:1 Balun. Mike assembles a Buck/Boost converter device for use with QRP operations. 58:56
E9B Antenna patterns and designs: E and H plane patterns, gain as a function of pattern,antenna modeling. 38:09
AmateurLogic.TV celebrates 18 years on the air. George reviews the Craftsman Battery Powered Soldering Iron. Jocelyn demonstrates the MFJ-1898 Portable HF + 6 Meter Antenna. Emile introduces Outlook Package Message Manager. Mike explores OpenWebRX +. Announcing the winner of our 18th Anniversary contest and Icom IC-705 prize package giveaway. 1:26:43
E9A Basic Antenna parameters: radiation resistance, gain, beamwidth, efficiency, effective radiated power. 57:59
Mike exposes an Unun. Tommy renews his FCC License step by step. Emile hits the Pi Bullseye. Announcing our 18th Anniversary Contest with an Icom IC-705 and a package of great accessories from MFJ. Contest details are available at https://amateurlogic.tv/contest 1:19:47
E8D Keying defects and overmodulation of digital signals, digital codes, spread spectrum 51:57
Visits with friends at Huntsville Hamfest 2023. Plus Emile’s adventures at the U.S. Space & Rocket Center. 1:22:32
E8C Digital signals: digital communication modes, information rate vs. bandwidth, error correction. 47:43
W5AXC and W5SLA Field Day Events. JPC-12 40-6 Meter Vertical Antenna. Friedrichshafen 2023 1:30:00
E8B Modulation and demodulation: modulation methods, modulation index and deviation ratio, frequency and time division multiplexing, Orthogonal Frequency Division Multiplexing and balanced modulators, detectors, mixer stages. 58:29
Tips and tricks for a cheap old field day. Bluetti EB3A Portable Power Station. Building a high quality 1:1 balun. 1:16:04
E8A AC waveforms: sine, square, and irregular waveforms. AC measurements, average power and PEP of RF signals, Fourier analysis, analog to digital conversion: digital to analog conversion, advantages of digital communications. 57:37
George & Mike cover the premiere Hamfest of the season, Hamvention 2023. Visits with friends and vendors. Plus some great new finds you may not be aware of. Hamvention is always a fun, entertaining event and this year was no different. 1:39:34
E7H Oscillators and signal sources: types of oscillators, synthesizers and phase-locked loops, direct digital synthesizers, stabilizing thermal drift, microphonics, high-accuracy oscillators. 59:40
Emile builds a Geaux Baux. Software for NanoVNA analyzers. Dual Band Satellite Yagi, The Sequel. 1:20:24
E7G Active filters and op-amp circuits: active audio filters, characteristics, basic circuit design, operational amplifiers. 51:22
George takes to the swamp for a 50 Kilowatt ‘Tales From The Transmitter Site’. Tommy explores BlueDV OTG. Mike builds a dual band Yagi for working the satellites. 1:20:47
E7F DSP filtering and other operations, software defined radio fundamentals, DSP modulation and demodulation. 1:00:07
Easily and cheaply control relays over a USB port. Nano VNA explorations. Brutal Winter Field Day rearview mirror edition. 1:06:31
E7E Modulation and demodulation: reactance, phase and balanced modulators, detectors, mixer stages. 48:54
