MECHANICALLY-TUNED DIELECTRIC RESONATOR OSCILLATORS
DRO SERIES: L
FEATURES
• Ultra-clean source ideal for low
spur application
• Miniaturized design
• High-reliability construction
• Low phase noise
OPTIONS
• High power (-HP-ST)
• Voltage tuning (-VT-ST)
• Special (-SP) (please contact factory before ordering)
MECHANICAL SPECIFICATIONS
Outline number
5…………………1.05” x 1.45” x 0.63”
Weight ……………….Frequency dependent, please
consult MITEQ where critical
RF connectors……….SMA female
DC connectors………Feedthru filter
ENVIRONMENTAL SPECIFICATIONS
MITEQ’s standard dielectric resonator oscillators have been
designed to meet the following maximum environmental conditions.
Operating temperature ............... -55 to +95°C
Storage temperature .................. -65 to +115°C
Humidity ............…….................. 95% at 40°C,noncondensing
Shock (survival).......................... 30 g’s, 10 ms pulse
Vibration (survival) ..........…........ 20 to 2000 Hz random to 4 g’s rms
ORDERING INFORMATION
DRO -
L
Series
- _ _ _ _ _ - _______
Frequency
Type
ST: standard
HP-ST: high power standard
VT-ST: voltage tunable standard
SP: special
Example 1: 20.5 GHz DRO standard: DRO-L-20500-ST.
Example 2: 21 GHz DRO with +17 dBm power: DRO-L-21000-HP-ST.
Example 3: 21.4 GHz DRO with any specification different than listed in catalog
DRO-L-21400-SP, please contact MITEQ.
WN-177687 8/17/2007
MECHANICALLY-TUNED DIELECTRIC RESONATOR OSCILLATORS
ELECTRICAL SPECIFICATIONS
PARAMETERS
Operating Frequency range
(note 2)
Output power (note 1)
Output power variation
over temperature range
Fundamental
Harmonics
Spurious
Mechanical tuning
Frequency pushing
Frequency pulling (1.5:1 VSWR)
Frequency drift temp.
coefficient (note 3)
Phase noise @ 10 kHz offset
DC power
Current
Outline Drawing
Temperature range
SERIES - ST:
L
20 - 22GHz
+11 dBm, min
±
1.5 dB, max
-20 dBc, max
-20 dBc, max
-80 dBc, max
±
10 MHz, min
30 kHz/V, max
1 MHz, P-P max
5 ppm/
o
C, max
80 dBc/Hz, typ.
15 Volts (note 4)
120 mA, Max.
5
-20 to +70
o
C
VOLTAGE TUNABLE (VT-ST)
Electrical tuning
@ Vvar = 1-15 V
Phase noise @
10kHz offset
25 MHz, min
75 dBc/Hz, typ.
HIGH POWER OPTION (HP-ST)
Output power
Current
+17 dBm, min
260 mA, max
Frequency pulling
1 MHz, P-P max
(1.5:1 VSWR)
Outline Drawing
5
Notes:
1. Output power is guaranteed into 50 ohm load.
2. Operating frequency must be specified.
3. Averaged over the full temperature range
4. Alternate DC voltage available.
WN-177687 8/17/2007