The 1977 FT-101FX extreme economy FT-101F type had all FT-101F specifications except speech processor (available as an option), DC converter for mobile use (available as an option), microphone, DC cord, or 160M crystal, 10A crystal only.
The 1977 FT-101FX extreme economy model of the FT-101F type had all the specifications of the FT-101F except for a speech processor (available as an option), a DC converter for mobile use (available as an option), a microphone, a DC cord, or a 160M crystal. It only came with a 10A crystal.