Green Heron Engineering RT-21r 4.09


1 in stock


Green Heron Engineering RT-21r controller in mint condition. NOTE: The “r” model is for use on rotors and rotating towers. This “r” model will NOT work with conventional Yaesu or HyGain rotors.

The RT-21r is the same as the standard RT-21 except it does not include the large transformer and therefore, cannot directly operate a rotator motor. This unit is intended to control systems that use external relays that in turn operate large motor rotator systems

Please note any test instruments and meters used to show functionality in photos are not included.
What you see in the photos that forms part of the accessories of the specific unit is included, nothing more.
All these pieces comes from working ham shacks as well as storage units and sold as is.
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