Series 521 COAXIAL RESONATOR OSCILLATOR 1600 - 1800 MHz Features ! ! ! ! Low Phase Noise Bipolar Transistor Rugged Construction for Extreme Environmental Conditions High Frequency Stability VoltageTuned Spectrum Microwave CROs produce impressive frequency stability and phase noise when used in a properly designed oscillator circuit. Maximum Ratings Specifications CHARACTERISTIC Frequency Output Power (dBm) Spurious (dBc) Phase Noise (dB) @ 1600 MHz TYPICAL Ta= 25 ºC 1600 - 1800 MHz MIN/MAX Ta = -20 ºC to +70 ºC 1600 - 1800 MHz +10 +13 Max. -80 -80 -41 dBc/Hz @ 100 Hz -81 dBc/Hz @ 1 KHz -108 dBc/Hz @ 10 KHz -131 dBc/Hz @ 100 KHz -143 dBc/Hz @ 1 MHz VSWR 1.5 2.0 Harmonics (dBc) -25 -25 Frequency Pushing +/- .01% / Volt +/- .02% / Volt Frequency Pulling +/- 0.02% +/- 0.03% Temperature Drift +/- 0.1% +/- 0.15% -55 ºC 15 70 +125 ºC 15 80 Storage Temperature Supply Power DC mA Ambient Operating Temperature ............. -55ºC to +100 ºC Storage Temperature .............................. -62ºC to +125 ºC Case Temperature ............................................... +125 ºC DC Voltage ....................................................... +20 Volts Maximum DC Tuning Voltage............................ +20 Volts Minimum DC Tuning Voltage................................. 0 Volts NOTE: Care should always be taken to effectively ground the case of each unit. Mechanical Outline Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 Rev. 9/23/08 www.SpectrumMicrowave.com Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001