Internal Reference PLDRO
(PLO-3000)
FEATURES
* DIELECTRIC RESONATOR
* INTERNAL CRYSTAL OSCILLATOR REFERENCE
* PHASE LOCK INDICATOR ALARM
* LOW PHASE NOISE
* MIC AND SMT FABRICATION
APPLICATION
* SATELLITE COMMUNICATIONS
* CABLE TV LINKS (CATV)
* LOCAL AREA NETWORKS (LAN)
* GLOBAL POSITIONING SYSTEMS (GPS)
* TEST EQUIPMENT
* POINT TO POINT
PLO-3000
* LOW MICROPHONICS
* LOW POWER CONSUMPTION
* UP TO +25 dBm OUTPUT POWER
* AVAILABLE FROM 1-50 GHz
* OPERATING RANGE: -55°C TO +105°C
* UP/DOWN CONVERTERS
* TRANSMITTER & RECEIVERS
* DIGITAL RADIOS
* MISSILE GUIDANCE
* SPACE, MILITARY, COMMERCIAL
DESCRIPTION
PLO-3000 Series Phase Locked Dielectric Resonator Oscillator (PLDRO) utilizes state of the art MIC to provide
highly stable, reliable and efficient signal source at microwave frequencies up to 50 GHz. The low profile and
rugged construction provide excellent durability against harsh environmental conditions.
PLO-3000 oscillator is designed using FET or BJT amplifier with series feed back at source and Dielectric
Resonator at the gate. High gain, low-noise FETs/BJTs are biased positively or negatively at the gate to ensure
minimum phase-noise. The devise is carefully matched for maximam power, minimum phase-noise and Voltage
Standing Wave Ratio (VSWR). The oscillator is matched for maximum temperature stability and optimum
negative resistance.
PLO-3000 oscillator is buffered by cascaded low-noise driver and power amplifiers for minimum load pulling,
maximum isolation and power. FET/BJT devices are directly attached to gold plated Kovar carriers to minimize
shear effect and maximize heat sinking. Kovar carriers are mounted to the chassis to provide an efficient
thermal junction and a stable structure for reduction of microphonics. To ensure oscillator stability over the full
temperature range, the tuning elements are precisely designed and positioned to compensate for temperature
drift by a factor of three.
PLO-3000 series proprietary phase lock loop and crystal reference circuitry uses Surface Mount Technology. The
reference frequency is multiplied and sampled to output frequency. Produced error voltage due to frequency drift
is sensed by a Wein-Bridge Oscillator to provide the necessary sweep voltage to an ultra H-Q tuning varactor
diode for the purpose of compensation and phase locking. The unique construction of phase lock loop subassembly provides excellent temperature stability and minimum solder joints for maximum reliability.
PLO-3000 series is internally voltage regulated to avoid reverse bias. frequency pushing, bias modulation
and voltage transients. A phase lock indicator alarm of TTL type is provided as a feature. The PLO-3000
series internally referenced locked and factory tuned to specified frequency. Mechanical frequency adjustment
is provided for optimum phase voltage setting. Buffered Reference Monitor and adjustment are standard features
of this Hi-Tech oscillator. The unit may be externally locked to a reference.
MICROWAVE DYNAMICS, IRVINE, CA
SPECIFICATIONS
Model Number
Model Number
Single Frequency
Single Frequency
Mechanical
Mechanical Tuning
TuningRange
Range
Power
Output
Power Output
Load
Maximum
Load VSWR,
VSWR, Maximum
Power
Power Requirements
Requirements
Reference
Frequency
Reference Frequency
Frequency Stability
Frequency
Stability
Phase
Noise
Phase Noise
Spurious
Spurious
Harmonics
Alarm
Harmonics
Operating
Temperature
Alarm
Storage
Temperature
Operating
Temperature
Connectors
Storage Temperature
Size
Connectors
Finish
Size
Finish
PLO-3000-XX.XX (Where XX.XX is freq in GHz)
PLO-3000-XX.XX (Where XX.XX is freq. in GHz
1.00 to 50.00 GHz
1.00 to 50.00 GHz
100 MHz
100 MHz
+13 dBm,
up to + 25
+13 dBm,up
todBm
+25 Optional
dBm Optional
2.0 :1.0
2.0: 1.0
+12,VDC,
+15300
VDC,
+12, +15
mA300 mA
50
to
150
MHz
50 to150 MHz
+/- 5 PPM @ 0º to 50ºC, +/- .5 ppm
+/- 5 Optional
PPM @ 0°C
toPhase
50 °C,Noise
+/- .5ppm
See
Envelope(Fig.A
Optional
See
Phase
Noise
Envelope (Fig. A)
-80 dBc
-80 dBc
-25 dBc
TTL
-25 dBc
TTL -55º to +105ºC Optional
toStandard;
+125ºC -55°C to 105°C Optional
0°C to-55º
50°C
SMA- Female or 2.9 mm- Female
-55°C to 125°C
2.25" x 2.25" x 1.25"
SMA-Female or 2.92 mm-Female
Nickel
2.25” x 2.25” 1.25”
Nickel
BLOCK DIAGRAM
-60
OSC
-70
RF
OUT
AMP
AMP
-80
-90
+15
VDC
3 GHz
-130
Error AMP/Alarm
1KHz
10KHz
50KHz
100KHz
400KHz
1MHz
OFFSET FREQUENCY FROM THE CARRIER
FIGURE A
.09
2.070
.09
ØV
+15V
PLO-3000-XX.XX
SERIAL NO. XXXX
DATE CODE XXXX
MNTG HOLES
2-56UNC-2B X .23 DP.
4 PLCS
REF IN
GND
1.44
2.070
2.25
2.070
1.100
ALARM
RF OUT
.50
FREQ. ADJ
.75
DET
Crystal Ref.
External Reference
Optional
.25
RF
IN
AMP
Alarm
OUTLINE DRAWING
1.25
Ø
X-TAL ADJ
-120
-140
Regulator
22 GHz
-110
2.25
MNTG HOLES
.101 DIA. THRU
3 PLCS
REF MON
-100
AMP
SSB PHASE NOISE -dBc/Hz
PHASE NOISE ENVELOPE
.83
NOTE: Drawing not to scale
MICROWAVE DYNAMICS, 16541 Scientific Way, Irvine, CA 92618 PHONE: 949-679-7788 FAX: 949-679-7748
Web Page :http://www.microwave-dynamics.com •Email: info@microwave-dynamics.com
COPYRIGHT © 2006 MICROWAVE DYNAMICS, IRVINE CA • ORDERS ACCEPTED BY MICROWAVE DYNAMICS ARE SUBJECT TO OUR TERMS AND CONDITIONS OF SALE
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE