Upgrade your Hitec Focus IIss to three channels

Article Abstract:

The Hitec Focus IIss two-channel radio controller can be easily modified by enthusiasts into a three-channel model. Detailed instructions are provided on soldering, diagrams, receiver and transmitter parts required, and tools needed for the upgrade.

Product information, Remodeling and renovation, Hitec Inc., Hitec Focus IIss (Model radio control equipment)

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Early pulse control and the "galloping ghost."(Golden Age)(Column)

Article Abstract:

The development of pulse control systems for model airplanes can be traced to the 'Galloping Ghost' systems of the 1950s. A brief overview of the development of the 'Galloping Ghost' system leading up to the new pulse control systems is presented.

Column

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Early radio systems

Article Abstract:

The history and evolution of model airplane receivers are presented. The events that led to the development of miniature and lighter radio controllers and relayless systems are also detailed.

History

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