NORM'S ROTOR SERVICE ^{^{^{^TM}}}

Heavy Duty HDR-300A Rotor - 25 sq. ft. Wind Load Rotator, 110V

The HDR-300A is for King sized antenna arrays up to 25 square feet wind load area.

	Control cable connector,
	new hardened stainless steel output shaft,
	new North or South centered calibration.
	New ferrite beads on potentiometer wires to reduce RF susceptibility,
	new longer output shaft keyway for added reliability.
	heavy-duty self-centering steel mast clamp and hardware.
	Digital display accurate to 1 degree.
	Machined steel output.

HDR-300A Rotator Specifications
Wind Load Capacity (inside tower)	25 square feet
Wind Load (w/ Mast Adapter)	n/a
Turning Power	5000 pounds
Brake Power	7500 pounds
Brake Construction	Solenoid operated locking
Bearing Assembly	Bronze Sleeve w/ Rollers
Mounting Hardware	Stainless Steel Bolts
Control Cable Conductors	7
Shipping Weight	55 pounds
Effective Moment (in tower)	5000 ft/lbs.

The effective moment, of an antenna is defined as the turning radius times the mass (or weight) of the antenna and is expressed in ft.-lb.