WSPR Desktop Transmitter 80m to 10m - Version 2
ZachTek WSPR Transmitter - Overview - Pretty Cool.
Review: The Zachtek multiband desktop WSPR transmitter
WSPR HF Desktop Transmitter from Zacktek - 136 kHz to 50 MHz
Review: The ZachTek WSPR Transmitter
WSPR Ham Radio Transmitter ~ HyEndFed Antenna 40m 20m 10m
Impromptu NVIS Experiment Using Zachtek WSPR Desktop Transmitters
Unboxing ZachTek WSPR Transmitters Mini & Desktop ~ Portable WSPR
WSPR - Weak Signal Propagation Reporter - From A Pi Zero ?
ZachTek WSPR Transmitter Setup 1 (Quick Setup)
Using a Zachtek multiband WSPR transmitter from the beach
ZachTek WSPR Transmitter Setup 3 (Status and Information section)
Decode WSPR with WSJT-X on 80m for 10 hours
Firmwareupdate am Zachtek WSPR Transmitter
WSPR - My Best DX - Ham Radio Special
WSPR - An Introduction for Beginners | WSJT-X Ham Radio
Elecraft AX1 antenna with the Zachtek WSPR transmitter.
Raspberry Pi Zero 2 WSPR Range Testing With An EFHW Antenna
Multi-band wspr generator
Zachtek WSPR Transmitter