HITEC LASER 4 FM Channel Radio Control System RC Transmitter Plane Helicopter

Vintage Hitec Challenger 720 Radio Control Transmitter

HI-TEC OPTIC 6 SIX CH RADIO CONTROL TRANSMITTER, (UNTESTED).

Hitec challenger 720 system

Hitec Flash-8 Transmitter - R/C Radio System 8-Channel, Part only

Vintage Aristo Craft Hitec Challenger 260 Digital RC Transmitter 75 MHz

Vtg Hi-Tec Aristo-Craft Challenger 2PX Transmitter Radio Remote Controller

Hitec Flash-8 Transmitter - R/C Radio System 8-Channel