Shortwave portables, external antennas, overloading, and electrostatic discharge
RF Technical 321 Merged, PDF, Antenna (Radio)
Thomas, The SWLing Post
Shortwave, AM, FM and Internet Radio
Dual Conversion, AM, SW-SSB, AIR Band reception SYNC detector for AM with selectable sideband reduces adjacent channel interference and fading
TECSUN PL-660 Portable AM/FM/LW/Air Shortwave World Band Radio with Single Side Band, Black
Portable Radios The SWLing Post
PLL Synthesized AM/FM/SW Radio with DSP (Digital Signal Processing) Technology Patented ETM Tuning (Easy Tuning Mode) plus 450 memories Includes
Tecsun PL-360 Digital PLL Portable AM/FM Shortwave Radio with DSP, Black
The Tecsun PL-360 is a portable digital AM/FM shortwave radio. This PLL synthesized receiver picks up a wide range of broadcasting including AM, FM
Tecsun PL-360 Digital PLL Portable AM/FM Shortwave Radio with DSP, Black
Quick SW & MW antenna question : r/shortwave
Using the Sony ICF-SW7600GR with external antennas
Radiwow R-108 Short Wave Radio Review - John's Tech Blog
AM Broadcast station coming in on shortwave
Thomas, The SWLing Post