Ham College 100


Ham College episode 100 is now available for download.

Extra Class Exam Questions – Part 38
E7H Oscillators and signal sources: types of oscillators, synthesizers and phase-locked loops,
direct digital synthesizers, stabilizing thermal drift, microphonics, high-accuracy oscillators.

Download
YouTube

AmateurLogic 180: Cheap Old Geaux Baux


AmateurLogic.TV Episode 180 is now available for download.

Emile builds a Geaux Baux. Software for NanoVNA analyzers. Dual Band Satellite Yagi, The Sequel.

Download
YouTube

Ham College 99


Ham College episode 99 is now available for download.

Extra Class Exam Questions – Part 37
E7G Active filters and op-amp circuits: active audio filters, characteristics, basic circuit design, operational amplifiers.

Download
YouTube

AmateurLogic 179: Tales From The Transmitter


AmateurLogic.TV Episode 179 is now available for download.

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.

Download
YouTube

Ham College 98


Ham College episode 98 is now available for download.

Extra Class Exam Questions – Part 36
E7F DSP filtering and other operations, software defined radio fundamentals, DSP modulation and demodulation.

Download
YouTube

AmateurLogic 178: USB Relays, Nano VNA, WFD Rearview


AmateurLogic.TV Episode 178 is now available for download.

Easily and cheaply control relays over a USB port. Nano VNA explorations. Winter Field Day Review Mirror edition.

Download
YouTube

Ham College 97


Ham College episode 97 is now available for download.

Extra Class Exam Questions – Part 35
E7E Modulation and demodulation: reactance, phase and balanced modulators, detectors, mixer stages.

Download
YouTube


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