Is your avionics battery pack safe for three-flights? How about five? How can you figure out if it's safe to fly a sixth time before recharging the battery pack powering the radio system? The answer determines if you drive home happy at the end of the day, or not!

What we think of as a radio control system for models can be broken down into several sub-systems. Servos are part of the control-loop sub-system. The transmitter and receiver are . . . click to read...

Why do some brands of digital servos hum and squeal while others don't? And are the ones making so much noise also pulling more current? Click to read more....

Ready to spend $700-800 on servos? Worried about making a mistake? Would you like to discover how to select the right servo for 'you' and at the same time maybe save big money?

A question that comes up fairly often regards compatibility between various brands of receivers and ProModeler servos and the short answer is yes, they're compatible because of PWM, the universal standard.

What's the connection between servo selection, and a brief how-to regarding the classic silk-and-dope model airplane finish? As occasionally happens, we detour through the unexpected coincidences of life before reaching an answer.

Both old fashioned plywood and commercial foam stands suffer a few problems. A big one being reliance on sticky-back foam weatherstrip at the saddle that fails over time because the foam deteriorates...

A dead throttle servo is an, 'Oh shit!' moment for many modelers. Thing is, if you follow best practice, it's nearly a non-event. We show you how to set up your servo and linkages to avoid damage due to engine vibration and heat.