COAXIAL RESONATOR
OSCILLATOR
Features
!
!
!
!
Series 511
900 - 1100 MHz
Spectrum Microwave CROs
produce impressive
frequency stability and phase noise when used in a
properly designed oscillator circuit.
Low Phase Noise Bipolar Transistor
Rugged Construction for Extreme
Environmental Conditions
High Frequency Stability
Fixed Frequency
Specifications
CHARACTERISTIC
Frequency
Output Power (dBm)
Spurious (dBc)
Phase Noise (dB)
@ 900 MHz
TYPICAL
Ta= 25
ºC
900 - 1100 MHz
+10
-80
-51 dBc/Hz @ 100 Hz
-91 dBc/Hz @ 1 KHz
-116 dBc/Hz @ 10 KHz
-140 dBc/Hz @ 100 KHz
-151 dBc/Hz @ 1 MHz
1.5
-25
+/- .01% / Volt
+/- 0.02%
+/- 0.1%
-55
ºC
15
70
2.0
-25
+/- .02% / Volt
+/- 0.03%
+/- 0.15%
+125
ºC
15
80
MIN/MAX
Ta = -20
ºC
to +70
ºC
900- 1100 MHz
+13 Max.
-80
Maximum Ratings
Ambient Operating Temperature ............. -55ºC to +100 ºC
Storage Temperature .............................. -62ºC to +125 ºC
Case Temperature ............................................... +125 ºC
DC Voltage ....................................................... +20 Volts
VSWR
Harmonics (dBc)
Frequency Pushing
Frequency Pulling
Temperature Drift
Storage Temperature
Supply Power DC
mA
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.
9/12/08
www.SpectrumMicrowave.com
Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001
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