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.
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