A search of prior QRP wattmeter designs led to the discovery of two QST articles: "A Simple and Accurate QRP Directional Wattmeter" by Roy Lewallen, W7EL, in the February 1990 issue, and "Linear Scale QRP Wattmeter with SWR ... P Sittner - 《Qst Devoted Entirely to Amateur Radio》 被...
The MFJ-971 is a compact 200-Watt portable tuner MFJ QRP transceivers. The MFJ-971 is also a perfect mate for any of todays ultra-compact SSB radios. It provides a convenient cross-needle type SWR/Wattmeter and features a special user-selectable 6-Watt range for QRP operation. The T-mat...
MFJ-9219 QRP Tuner, Wattmeter, and Dummy Load The MFJ-9219 is an interesting device that can be useful for the portable QRP operator. It provides the ability to tune an antenna, and measure power and S... P Salas - 《Qst Devoted Entirely to Amateur Radio》 被引量: 0发表: 2021年 Com...
MFJ-9219 QRP Tuner, Wattmeter, and Dummy Load The MFJ-9219 is an interesting device that can be useful for the portable QRP operator. It provides the ability to tune an antenna, and measure power and S... P Salas - 《Qst Devoted Entirely to Amateur Radio》 被引量: 0发表: 2021年 ...