The frequency range of the EddyStone 990S is devided into 2 ranges, each with their own scale. Range 1: 470-870 MHz. Range 2: 230-510 MHz.
The displayed EP17R Panoramic Display Unit connects to the IF-output of the 990S. Both units match each other physically and electrically. Maximum sweep of the display unit is one MHz and resolution under optimum conditions is approximately two kHz.
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 Eddystone 990S. Just bought or sold this model? Let us know what you traded it for and help other ham operators!
These estimates are based on the following prices: