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FREE-RUNNING DIELECTRIC RESONATOR OSCILLATORS - ATVA

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<strong>FREE</strong>-<strong>RUNNING</strong> <strong>DIELECTRIC</strong><br />

<strong>RESONATOR</strong> <strong>OSCILLATORS</strong><br />

Back to<br />

Frequency Generation<br />

Products Home<br />

Introduction To DROs<br />

• DRO Series<br />

• TCDRO Series<br />

• ETCO Series<br />

100 Davids Drive • Hauppauge, NY 11788 • 631-436-7400 • Fax: 631-436-7430 • www.miteq.com


TABLE OF CONTENTS<br />

CONTENTS<br />

CORPORATE OVERVIEW<br />

<strong>OSCILLATORS</strong><br />

High-Value CONTENTS<br />

Phase-Locked Coaxial Resonator Oscillator – BCO Series<br />

Phase-Locked Coaxial Resonator Oscillator – DLP Series<br />

Fundamental/Multiplied Phase-Locked Coaxial Resonator Oscillator – CP/CPM Series<br />

Lowest Noise Phase-Locked Dielectric Resonator Oscillator – DLCRO Series<br />

Introduction to DROs<br />

Ultra Low-Noise Phase-Locked Dielectric Resonator Oscillator – PLDRO Series<br />

Variable Frequency Multi-Source Oscillator – VFS Series<br />

Phased-Locked Coaxial Resonator Oscillator – LP Series<br />

Multiplied Phase-Locked Coaxial Resonator Oscillator – LPLM Series<br />

Phased-Locked Electronically-Tuned Crystal Oscillator Coaxial – PLD Series Oscillator – ETCO<br />

Ultra Low-Noise Crystal Oscillator – XTO-05 Series<br />

Multiplied Crystal Oscillator to 1 GHz – XTM Series<br />

<strong>FREE</strong>-<strong>RUNNING</strong> <strong>DIELECTRIC</strong> <strong>RESONATOR</strong> <strong>OSCILLATORS</strong><br />

Mechanically-Tuned Dielectric Resonator Oscillator – DRO Series<br />

Temperature Compensated Dielectric Resonator Oscillator – TCDRO Series<br />

<strong>FREE</strong>-<strong>RUNNING</strong> <strong>DIELECTRIC</strong> <strong>RESONATOR</strong> <strong>OSCILLATORS</strong><br />

Introduction to DROs<br />

Mechanically-Tuned Dielectric Resonator Oscillator – DRO Series<br />

Temperature Compensated Dielectric Resonator Oscillator – TCDRO Series<br />

Electronically-Tuned Coaxial Oscillator – ETCO<br />

FREQUENCY SYNTHESIZERS<br />

L-Band Frequency Synthesizer – L2LS Series<br />

S-Band Frequency Synthesizer – S2LS Series<br />

C-Band Frequency Synthesizer – C3LS Series<br />

Ku-Band Frequency Synthesizer – Ku3LS Series<br />

High Performance Ku- and L-Band Dual Output Synthesizer – CFS Series<br />

X-Band Frequency Synthesizer – LNS Series<br />

Low Phase Noise SATCOM Synthesizer – MFS Series<br />

Octave Wide Frequency Synthesizer – OW Series<br />

Fast Switching Synthesizer – SLS Series 93<br />

Multiband Synthesizer – C-, X- , and Ku-Band Series<br />

ISO 9001:2000<br />

ORDERING INFORMATION<br />

WARRANTY


INTRODUCTION TO DROs<br />

INTRODUCTION TO DROs<br />

Dielectric Resonator Oscillators (DROs) are microwave<br />

oscillators that use a dielectric resonator (DR) as the<br />

frequency stabilizing element in order to achieve excellent<br />

frequency stability, high Q and very low microphonics.<br />

The DR, when used as part of the resonating<br />

circuit of any active microwave device, produces a<br />

steady state oscillation under the right conditions at the<br />

resonant frequency of the DR.<br />

<strong>DIELECTRIC</strong> <strong>RESONATOR</strong> MAGNETICALLY COUPLED TO<br />

DIFFERENT PORTS OF TRANSISTOR USING<br />

TRANSMISSION LINE<br />

MAGNETIC FIELD<br />

DR<br />

O/P<br />

MATCH<br />

OSCILLATOR THEORY AND CIRCUIT DESIGN<br />

MITEQ’s DRO circuits utilize both silicon bipolar transistors<br />

and GaAs MESFET devices. All microwave<br />

oscillators are designed by adding resonating elements<br />

(L, C or R) in various configurations to different<br />

ports of a transistor. These elements generate a negative<br />

resistance at a certain resonant frequency and<br />

set the device into oscillation. In the case of a DRO,<br />

the resonating element is the DR, which can be modeled<br />

electrically as an L, C, R network, as shown in<br />

Figure 1.<br />

Z i<br />

Z o<br />

Z i<br />

MAGNETIC FIELD<br />

DR<br />

Z o<br />

Z L<br />

O/P<br />

MATCH<br />

Z o/p<br />

Z o/p<br />

<strong>DIELECTRIC</strong> <strong>RESONATOR</strong> ELECTRICAL MODEL<br />

FIGURE 2<br />

h<br />

d<br />

FIGURE 1<br />

The Dielectric Resonator is made of a high dielectric<br />

constant (ε = 30 to 80) ceramic material, often barium<br />

titanate (Ba 2 Ti 9 O 20 ). This material exhibits a high Q<br />

(9000 @ 10 GHz) and low temperature coefficient of<br />

frequency (TC to ±6 ppm/°C typical).<br />

The cylindrical shape as shown in Figure 1 is the most<br />

popular. It has good separation between the desired<br />

TEδ(0,1) mode and other higher order resonant<br />

modes, making it easier to couple to microstrip circuits,<br />

as well as easy to mount.<br />

The resonator is magnetically coupled to one or more<br />

ports of the transistor using a transmission line, as<br />

shown in Figure 2.<br />

1<br />

L1 R1 C1<br />

2<br />

OSCILLATOR FABRICATION TECHNIQUES<br />

MITEQ DROs are manufactured using state-of-the-art<br />

thin-film hybrid micro-circuit technology. These DROs<br />

are suited for applications requiring rugged construction<br />

for operation under severe environmental stress.<br />

TYPICAL DRO PERFORMANCE<br />

SPECIFICATIONS AND APPLICATIONS<br />

When comparing different types of oscillators versus a<br />

DRO, an engineer may wish to consider the following<br />

performance specifications:<br />

FREQUENCY ACCURACY AND SETTABILITY<br />

The frequency accuracy of a free-running DRO is typically<br />

within 500 kHz and can be set to within 100 kHz.<br />

FREQUENCY STABILITY<br />

‘<br />

DROs are highly stable free-running oscillators<br />

exhibiting low temperature coefficient of frequency<br />

drift (typically 4 ppm/°C) and have better stability than<br />

free-running cavity oscillators, Gunn diode oscillators<br />

or VCOs.<br />

47


INTRODUCTION TO DROs (CONT.)<br />

FREQUENCY PULLING FACTOR<br />

Pulling is an oscillators sensitivity to VSWR changes.<br />

Since the DRO is a high Q oscillator, its frequency<br />

pulling factor is better than other free-running sources.<br />

The frequency pulling figure for an unbuffered (at 10<br />

GHz) DRO is typically less than 5 MHz peak-to-peak<br />

for a 1.5:1 VSWR varying through all phases.<br />

RF POWER OUTPUT<br />

A DRO exhibits good power efficiency compared to<br />

other oscillators, such as a Gunn oscillator or VCO,<br />

due to lossless coupling of dielectric resonator element.<br />

It also has less power variation over temperature.<br />

LIMITATIONS OF A DROs PERFORMANCE<br />

BANDWIDTH<br />

Mechanical tuning bandwidth is another limiting factor.<br />

Typically the bandwidth is 0.2% of center frequency, it<br />

can only be increased up to 3% of center frequency<br />

for special applications.<br />

PHASE NOISE<br />

DROs typically offer excellent phase noise performance.<br />

Typical phase noise curves can be seen on<br />

page 50.<br />

EFFECT OF POWER SUPPLY VARIATION AND<br />

OTHER NOISE CONSIDERATION<br />

Frequency pushing is small, typically 15 kHz/volt.<br />

Also, residual noise is lower and the oscillator exhibits<br />

low microphonics (noise caused by mechanical vibrations).<br />

48


MECHANICALLY-TUNED <strong>DIELECTRIC</strong> <strong>RESONATOR</strong> OSCILLATOR<br />

DRO SERIES<br />

FEATURES<br />

• Ultra-clean source ideal for low<br />

spur application<br />

• Miniaturized designs<br />

• High-reliability construction<br />

• Low phase noise<br />

OPTIONS<br />

• High power (-HP-ST)<br />

• Voltage tuning (-VT-ST)<br />

• Special (-SP)(please contact factory before ordering)<br />

Special is defined as a requirement with a specification(s) different than the standard<br />

catalog. For example, extended mechanical and electrical tuning, extended or narrowed<br />

temperature range, lower output power, different DC power requirement, etc.<br />

ELECTRICAL SPECIFICATIONS<br />

SERIES - ST (STANDARD)<br />

PARAMETERS UNITS D E EF F G H J K L M N<br />

Operating frequency GHz 2.4 – 3.7 3.7 – 4.8 4.8 – 6.5 6.5 – 8.8 8.8 – 12 12 – 16 16 – 18 18 – 20 20 – 22 22 – 24 24 – 26<br />

range (Note 2)<br />

Output power (Note 1) dBm, min. +13 +13 +13 +13 +13 +13 +11 +11 +11 +11 +11<br />

Output power variation dB, max. ±2 ±2 ±2 ±2 ±2 ±2 ±2 ±1.5 ±1.5 ±1.5 ±1.5<br />

over temperature range<br />

Fundamental dBc, max. N/A N/A N/A N/A N/A N/A N/A -20 -20 -20 -20<br />

Harmonics dBc, max. -20 -20 -20 -20 -20 -20 -20 -20 -20 -20 -20<br />

Spurious dBc, max. -80 -80 -80 -80 -80 -80 -80 -80 -80 -80 -80<br />

Mechanical tuning MHz, min. ±3 ±5 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10<br />

Frequency pushing kHz/V, max. 10 10 15 15 15 20 25 30 30 30 30<br />

Frequency pulling MHz, P-P max. 2 2 3 5 5 5 5 1 1 1 1<br />

(1.5:1 VSWR)<br />

Frequency drift temp. ppm/°C, max. 5 5 5 5 5 5 5 5 5 5 5<br />

coefficient (Note 3)<br />

Phase noise @ dBc/Hz, typ. 105 105 95 90 85 80 80 80 80 80 80<br />

10 kHz offset<br />

DC power Volts (Note 4) 15 15 15 15 15 15 15 15 15 15 15<br />

Current mA, max. 150 150 120 120 120 120 120 120 120 120 120<br />

Outline drawing 1 1 2 3 4 4 4 5 5 5 5<br />

Temperature range °C -20 to +70<br />

49


MECHANICALLY-TUNED <strong>DIELECTRIC</strong> <strong>RESONATOR</strong> OSCILLATOR<br />

ELECTRICAL SPECIFICATIONS (CONT.)<br />

SERIES - ST (STANDARD)<br />

PARAMETERS UNITS D E EF F G H J K L M N<br />

VOLTAGE TUNABLE OPTION (VT-ST)<br />

Electrical tuning MHz, min. N/A N/A N/A 8 12 20 20 25 25 25 25<br />

@ Vvar = 1–15 V<br />

Phase noise @ dBc/Hz, typ. N/A N/A N/A 85 80 75 75 75 75 75 75<br />

10 kHz offset<br />

Output power dBm, min. +17 +17 +17 +17 +17 +17 +17 +17 +17 +14 +14<br />

Current mA, max. 220 220 220 220 220 230 230 260 260 150 150<br />

Frequency pulling MHz, P-P max. 2 2 0.5 0.5 0.5 0.5 0.5 1 1 1 1<br />

(1.5:1 VSWR)<br />

Outline drawing 1 1 2 3 5 5 5 5 5 5 5<br />

Notes:<br />

1. Output power is guaranteed into 50 ohm load.<br />

2. Operating frequency must be specified.<br />

3. Averaged over the full temperature range.<br />

4. Alternate DC voltage available.<br />

HIGH POWER OPTION (HP-ST)<br />

MITEQ also offers DROs with enhanced specifications as special models (-SP).<br />

10,007<br />

10,006<br />

10,005<br />

TYPICAL TUNING CURVE (F = 10 GHz)<br />

10,004<br />

10,007<br />

10,003<br />

10,006<br />

10,002<br />

10,005<br />

10,001<br />

10,004<br />

10,000<br />

10,003<br />

9,999<br />

10,002<br />

9,998<br />

10,001<br />

9,997<br />

10,000<br />

9,996<br />

9,999<br />

9,995<br />

9,998<br />

9,994<br />

9,997<br />

9,993<br />

9,996<br />

9,992<br />

9,995<br />

9,994 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15<br />

9,993<br />

VOLTAGE (V)<br />

9,992<br />

FREQUENCY FREQUENCY (MHz) (MHz)<br />

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15<br />

VOLTAGE (V)<br />

PHASE NOISE PHASE (dBc/Hz) NOISE (dBc/Hz)<br />

0<br />

-10<br />

-20<br />

-30<br />

0<br />

-40<br />

-10<br />

-50<br />

-20<br />

-60<br />

-30<br />

-70<br />

-40<br />

-80<br />

-50<br />

-90<br />

-60<br />

-100<br />

-70<br />

-110<br />

-80<br />

-120<br />

-90<br />

-130<br />

-100<br />

-140<br />

-110<br />

-150<br />

-120<br />

-160<br />

-1301K<br />

-140<br />

-150<br />

-160<br />

1K<br />

TYPICAL PHASE NOISE CURVE (F = 10 GHz)<br />

10K<br />

100K<br />

1M<br />

FREQUENCY OFFSET (Hz)<br />

10K<br />

100K<br />

1M<br />

FREQUENCY OFFSET (Hz)<br />

10M<br />

10M<br />

50


MECHANICALLY-TUNED <strong>DIELECTRIC</strong> <strong>RESONATOR</strong> <strong>OSCILLATORS</strong><br />

ORDERING INFORMATION<br />

DRO<br />

Series<br />

D, E, EF, F, G, H<br />

J, K, L, M or N<br />

Frequency MHz<br />

Type<br />

Standard (ST)<br />

Voltage Tunable Standard (VT-ST)<br />

High Power Standard (HP-ST)<br />

Special Requirement (SP)<br />

Note: When specifying type, include applicable detailed information.<br />

Example 1: 12 GHz DRO standard: DRO-G-12000-ST.<br />

Example 2: 4.5 GHz DRO with +17 dBm power: DRO-E-04500-HP-ST.<br />

Example 3: 15 GHz DRO with voltage tuning: DRO-H-15000-VT-ST.<br />

Example 4: 8 GHz DRO with any specification different than listed in catalog: DRO-F-08000-SP, please contact MITEQ.<br />

MECHANICAL SPECIFICATIONS<br />

Size per outline number<br />

1 ........................................ 2.1" x 2.75" x 1.08"<br />

2 ........................................ 1.75" x 2" x 0.85"<br />

3......................................... 1.39" x 1.6" x 0.7"<br />

4 ........................................ 1.05" x 1.45" x 0.63"<br />

5 ........................................ 1.05" x 1.45" x 0.63"<br />

Weight ................................... Frequency dependent, please<br />

consult MITEQ where critical<br />

RF connectors....................... SMA female<br />

DC connectors ...................... Feedthru filter<br />

ENVIRONMENTAL SPECIFICATIONS<br />

MITEQ’s standard dielectric resonator oscillators have been<br />

designed to meet the below maximum environmental conditions<br />

(for standard specification, see pages 49 and 50).<br />

Temperature<br />

Operating ....................... -55 to +95°C<br />

Storage .......................... -65 to +115°C<br />

Humidity............................. 95% at 40°C noncondensing<br />

Shock (survival) ................. 30 g’s, 10 ms pulse<br />

Vibration (survival)............. 20 to 2000 Hz random to 4 g’s rms<br />

OUTLINE DRAWINGS<br />

OUTLINE 1<br />

0.38 [9.65]<br />

0.15 [3.81]<br />

2.75 [69.85]<br />

TUNING ELEMENT<br />

EXACT LOCATION<br />

DETERMINED BY FREQUENCY<br />

0.28 [7.11]<br />

0.93 [23.62]<br />

DC POWER<br />

0.27 [6.86]<br />

4-40 UNC TAP x 0.19 [4.83] DEEP<br />

MOUNTING HOLE (TYP. 4 PLACES)<br />

GROUND<br />

0.1 [2.54]<br />

2.55 [64.77]<br />

0.1 [2.54]<br />

2.1<br />

[53.3]<br />

0.9 [22.9]<br />

1.9<br />

[48.3]<br />

RF OUTPUT FIELD REPLACEABLE SMA FEMALE<br />

NOTE: DIMENSIONS SHOWN IN BRACKETS [ ] ARE IN MILLIMETERS.<br />

51


OUTLINE DRAWINGS (CONT.)<br />

OUTLINE 2<br />

GROUND<br />

DC POWER<br />

.670<br />

[17.02]<br />

.410<br />

[10.41]<br />

.094<br />

[2.39]<br />

.094<br />

[2.39]<br />

1.812<br />

[46.025]<br />

1.562<br />

[39.675] 1.750<br />

[44.45]<br />

.380 [9.65]<br />

.150<br />

[3.81]<br />

RF OUTPUT<br />

FIELD REPLACEABLE<br />

SMA FEMALE<br />

.200 [5.08]<br />

.790<br />

[20.07]<br />

TUNING<br />

ELEMENT<br />

EXACT LOCATION<br />

DETERMINED BY<br />

FREQUENCY<br />

.28<br />

[7.11]<br />

2.000<br />

[50.8]<br />

.100 [2.54] DIA.<br />

THRU (4 HOLES)<br />

.700<br />

[17.78]<br />

OUTLINE 3<br />

0.55 [13.97]<br />

0.15 [3.81] TYP.<br />

TUNING ELEMENT EXACT LOCATION<br />

DETERMINED BY FREQUENCY<br />

1.6<br />

[40.64]<br />

0.38<br />

[9.65]<br />

RF OUTPUT<br />

FIELD REPLACEABLE<br />

SMA FEMALE<br />

0.28 [7.11]<br />

GROUND<br />

0.09<br />

[2.29]<br />

0.80<br />

[20.32]<br />

0.2 [5.08]<br />

VOLTAGE TUNING (OPTIONAL)<br />

0.28 [7.11]<br />

1.39<br />

[35.31]<br />

1.21<br />

[30.73]<br />

0.96 [24.38]<br />

DC POWER<br />

0.28 [7.11]<br />

0.07 [1.78]<br />

1.46<br />

[37.08]<br />

0.10 [2.54] DIA. THRU<br />

MOUNTING HOLE<br />

(TYP. 4 PLACES)<br />

NOTE: DIMENSIONS SHOWN IN BRACKETS [ ] ARE IN MILLIMETERS.<br />

52


OUTLINE DRAWINGS (CONT.)<br />

OUTLINE 4<br />

1.45<br />

0.38 [9.65]<br />

0.15 0.48 [36.83]<br />

[3.81] TYP. [12.19]<br />

TUNING ELEMENT<br />

EXACT LOCATION<br />

DETERMINED BY FREQUENCY<br />

1.05 [26.67]<br />

0.23 [5.84]<br />

0.09 [2.29]<br />

0.87 [22.10]<br />

GROUND<br />

0.2 [5.08]<br />

0.72 [18.29]<br />

VOLTAGE TUNING (OPTIONAL)<br />

0.28 [7.11]<br />

0.62 [15.74]<br />

RF OUTPUT<br />

FIELD REPLACEABLE<br />

SMA FEMALE<br />

DC POWER<br />

0.28 [7.11]<br />

0.07 [1.78]<br />

1.31<br />

[33.27]<br />

0.10 [2.54] DIA. THRU<br />

MOUNTING HOLE<br />

(TYP. 4 PLACES)<br />

OUTLINE 5<br />

1.45<br />

0.38 [9.65]<br />

0.15 0.48 [36.83]<br />

[3.81] TYP. [12.19]<br />

TUNING ELEMENT<br />

EXACT LOCATION<br />

DETERMINED BY FREQUENCY<br />

1.05 [26.67]<br />

0.23 [5.84]<br />

0.09 [2.29]<br />

0.87 [22.10]<br />

GROUND<br />

0.2 [5.08]<br />

0.72 [18.29]<br />

VOLTAGE TUNING (OPTIONAL)<br />

0.28 [7.11]<br />

0.50 [12.70]<br />

RF OUTPUT<br />

FIELD REPLACEABLE<br />

SMA FEMALE<br />

DC POWER<br />

0.28 [7.11]<br />

0.07 [1.78]<br />

1.31<br />

[33.27]<br />

0.10 [2.54] DIA. THRU<br />

MOUNTING HOLE<br />

(TYP. 4 PLACES)<br />

NOTE: DIMENSIONS SHOWN IN BRACKETS [ ] ARE IN MILLIMETERS.<br />

53


This page is intentionally blank<br />

54


TEMPERATURE COMPENSATED <strong>DIELECTRIC</strong> <strong>RESONATOR</strong> <strong>OSCILLATORS</strong><br />

TCDRO SERIES<br />

FEATURES<br />

• Ultra-clean source ideal for<br />

low spur application<br />

• High-reliability design<br />

• Very low frequency drift<br />

over temperature<br />

• Buffered output<br />

• 100% burn-in<br />

OPTIONS<br />

• Special (-SP) (please contact factory before ordering)<br />

Special is defined as a requirement with a specification(s) different than the<br />

standard catalog. For example, extended or narrowed temperature range, different<br />

output power, different DC power requirement, etc.<br />

ELECTRICAL SPECIFICATIONS<br />

SERIES - ST (STANDARD)<br />

PARAMETERS UNITS F G H J K L M N<br />

Operating frequency range (Note 2) GHz 6.5 – 8.8 8.8 – 12 12 – 16 16 – 18 18 – 20 20 – 22 22 – 24 24 – 26<br />

Output power (Note 1) dBm, min. +17 +17 +17 +17 +11 +11 +11 +11<br />

Output power variation over<br />

temperature range dB, max. ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5<br />

Harmonics and fundamental dBc, min. -20 -20 -20 -20 -20 -20 -20 -20<br />

Spurious dBc, min. -80 -80 -80 -80 -80 -80 -80 -80<br />

Mechanical tuning MHz, min. ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10<br />

Frequency pushing kHz/V, max. 15 15 20 25 30 30 30 30<br />

Frequency pulling (1.5:1 VSWR) MHz, P-P max. 0.5 0.5 0.5 0.5 1 1 1 1<br />

Frequency drift temp.<br />

coefficient (Note 3) ppm/°C, max. 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9<br />

Phase noise @ 10 kHz offset dBc/Hz, typ. 85 80 75 75 75 75 75 75<br />

DC power requirements Volts 15 15 15 15 15 15 15 15<br />

Current mA, max. 220 220 220 230 120 120 120 120<br />

Outline drawing 6 7 7 7 7 7 7 7<br />

Temperature range °C -20 to +70<br />

Notes:<br />

1. Output power is guaranteed into 50 ohm load.<br />

2. Operating frequency must be specified.<br />

3. Averaged over the full temperature range.<br />

MITEQ also offers TCDROs with enhanced specifications as special models (-SP).<br />

55


TEMPERATURE COMPENSATED <strong>DIELECTRIC</strong> <strong>RESONATOR</strong> OSCILLATOR<br />

ORDERING INFORMATION<br />

TCDRO<br />

Series<br />

F, G, H, J,<br />

K, L, M or N<br />

Frequency MHz<br />

Type<br />

Standard (ST)<br />

Special Requirements (SP)<br />

Note: When specifying options, include applicable detailed information.<br />

Example 1: 6.5 GHz TCDRO standard: TCDRO-F-06500-ST.<br />

Example 2: 12 GHz TCDRO with any specification different than listed in catalog: TCDRO-G-12000-SP, please contact MITEQ.<br />

MECHANICAL SPECIFICATIONS<br />

Outline drawings<br />

Size: Outline 6..................... 2.5" x 2.34" x 0.8"<br />

Outline 7..................... 1.8" x 2" x 0.65"<br />

Weight................................... Frequncy dependent, please<br />

consult MITEQ where critical<br />

RF connectors ...................... SMA female<br />

DC connectors ...................... Feedthru filter<br />

ENVIRONMENTAL SPECIFICATIONS<br />

MITEQ’s standard dielectric resonator oscillators have been<br />

designed to meet the below maximum environmental conditions<br />

(for standard specification, see pages 49 and 50).<br />

Temperature<br />

Operating ....................... -55 to +95°C<br />

Storage .......................... -65 to +115°C<br />

Humidity............................. 95% at 40°C noncondensing<br />

Shock (survival) ................. 30 g’s, 10 ms pulse<br />

Vibration (survival)............. 20 to 2000 Hz random to 4 g’s rms<br />

OUTLINE DRAWINGS<br />

OUTLINE 6 OUTLINE 7<br />

2.50<br />

[63.50]<br />

2.35<br />

[59.69]<br />

0.100 [2.54] DIA. THRU<br />

MOUNTING HOLE (TYP. 4 PLACES)<br />

2.34 [59.44]<br />

RF OUTPUT FIELD<br />

REPLACEABLE SMA FEMALE<br />

0.23<br />

[5.84]<br />

0.53 [13.46]<br />

0.075<br />

[1.905]<br />

1.65<br />

[41.91]<br />

2.0 [50.8]<br />

1.85 [46.99]<br />

0.075 [1.905]<br />

0.42<br />

[10.67]<br />

1.8 [45.72]<br />

RF OUTPUT<br />

FIELD REPLACEABLE<br />

SMA FEMALE<br />

0.075 [1.905]<br />

0.075 [1.905]<br />

0.15 [3.81]<br />

0.34 [8.64]<br />

2.19<br />

[55.63]<br />

0.28 [7.11]<br />

GROUND<br />

TUNING ELEMENT EXACT LOCATION<br />

DETERMINED BY FREQUENCY<br />

0.65 [16.51]<br />

0.17<br />

[4.32]<br />

0.50<br />

[12.70]<br />

0.35 [8.89]<br />

0.28 [7.11]<br />

0.100 [2.54] DIA. THRU<br />

MOUNTING HOLE (TYP. 4 PLACES)<br />

0.15 [3.81]<br />

TUNING ELEMENT EXACT LOCATION<br />

DETERMINED BY FREQUENCY<br />

0.17<br />

[4.32]<br />

GROUND<br />

DC POWER<br />

0.50 [12.70]<br />

0.29 [7.37]<br />

DC<br />

POWER<br />

0.229 [5.817]<br />

NOTE: DIMENSIONS SHOWN IN BRACKETS [ ] ARE IN MILLIMETERS.<br />

56


ETCO SERIES:<br />

0.10–4 GHz (FUNDAMENTAL)<br />

4–24 GHz (MULTIPLIED)<br />

FEATURES<br />

ELECTRICALLY TUNED COAXIAL OSCILLATOR<br />

• Flexible design for customer requirements<br />

• Electronically tuned for low noise source<br />

• Up to octave band tuning (to 4 GHz)<br />

• High Q resonator (narrow band units)<br />

• Internal regulation for improved phase noise<br />

• Small package<br />

• 100% temperature testing<br />

• Three-year warranty<br />

ELECTRICAL SPECIFICATIONS<br />

Output frequency range coverage (in bands)<br />

0.10 – 24 GHz<br />

Output power<br />

+13 dBm minimum<br />

Output harmonic<br />

-20 dBc maximum<br />

Output spurious and subharmonics<br />

-50 dBc maximum (-25 dBc subs > 12 GHz)<br />

Phase noise<br />

See graph<br />

Input tuning voltage (tuning bandwidth related)<br />

0–15 V maximum<br />

Input tuning (modulation) bandwidth<br />

up to 10 MHz maximum<br />

Load VSWR 1.5:1<br />

DC power (typical)<br />

Fundamental (to 4 GHz)<br />

+12 to +15 V @ 200 mA<br />

Multiplied (4–12 GHz)<br />

+12 to +15 V @ 300 mA<br />

Multiplied (12–24 GHz)<br />

+12 to +15 V @ 400 mA<br />

Note: Nonstandard tuning requirements available, please contact MITEQ.<br />

TYPICAL PHASE NOISE<br />

-60<br />

-70<br />

-80<br />

PHASE NOISE (dBc/Hz)<br />

-90<br />

-100<br />

-110<br />

-120<br />

-130<br />

-140<br />

-150<br />

-160<br />

1K<br />

10K<br />

100K<br />

FREQUENCY OFFSET (Hz)<br />

1M<br />

10M<br />

1000 MHz (OCTAVE BAND)<br />

200 MHz (NARROW BAND)<br />

2000 MHz (OCTAVE BAND)<br />

57


ELECTRICALLY TUNED COAXIAL OSCILLATOR<br />

ORDERING INFORMATION<br />

ETCO<br />

P<br />

Series<br />

Start Frequency MHz<br />

Stop Frequency MHz<br />

Positive D.C. Supply Voltage (12 – 15)<br />

Example: Part Number ETCO-1000-10500-12P Electrical Tuned Coaxial Oscillator tunes from 10 GHz to 10.5 GHz<br />

with +12 volt supply.<br />

MECHANICAL SPECIFICATIONS<br />

Outline drawing ..................... 166335<br />

Size ....................................... 2.25" X 2.25" X 0.6"<br />

Weight ................................... 100 grams<br />

RF connectors....................... SMA female<br />

K-F (> 18 GHz)<br />

Voltage input ......................... Filtercon<br />

Tuning input........................... Filtered or non<br />

(Customer specify)<br />

ENVIRONMENTAL SPECIFICATIONS<br />

Temperature<br />

Operating.................... -10 to +60°C<br />

Storage....................... -40 to +85°C<br />

Humidity ......................... 95% at 40°C noncondensing<br />

Shock (survival) ............. 30 g’s, 10 ms pulse<br />

Vibration (survival) ......... 20 to 2000 Hz random to 4 g’s rms<br />

Note: Extended temperature ranges available, please contact MITEQ.<br />

OUTLINE DRAWING<br />

166335<br />

ETCO SERIES<br />

RF OUTPUT<br />

TYPE SMA FEMALE<br />

Ø.120 THRU<br />

4 PLACES<br />

.32 [8.13]<br />

.48 [12.21]<br />

.89 [22.61]<br />

1.09 [26.71]<br />

1.29 [32.77]<br />

2.070<br />

[52.58]<br />

2.250<br />

[57.15]<br />

.10 [2.54]<br />

.09 [2.29]<br />

2.070 [25.58]<br />

.09 [2.29]<br />

.60 [15.24] 2.25 [57.15]<br />

NOTE: DIMENSIONS SHOWN IN BRACKETS [ ] ARE IN MILLIMETERS.<br />

58

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