Futaba - Manufacturer of radio and electronic products. Hi-tec - Maker of radios and electronics for radio control. Novak Electronics - Designer of electronic speed controls , chargers and receivers for remote control cars. Magellan Technologies - Manufacturers of batteries, chargers, and twin pondmaster motors and cells. USA. RCAT Systems - Provides telemetry systems for UAV's and R/C models. USA. RC Electronics - Manufacturer of watt meters, power analyzers and battery chargers. Provides FAQs and tutorials. Online order. USA. Electronize Design - Manufacturers and suppliers of electronic speed controllers, switchers, and motors. UK. Tekin - Designs and manufactures electronic components including speed controllers and battery chargers. Provides products manuals. USA. Airtronics - Transmitters, receivers, and servos.