A Q Multiplier is Grandpa's DSP and it will pep up any entry level shortwave or novice grade receiver and make it more sensitive and selective.
Estimating the value of a rig can be challenging. We collect prices paid by real hams over the years to help you estimate the value of a used Heathkit HD-11. Just bought or sold this model? Let us know what you traded it for and help other ham operators!
Based on historic data, today's second-hand price of the Heathkit HD-11 is around:
These estimates are based on the following prices: