GUNN OSCILLATORS Voltage Controlled ® TM MO87108 – MO9405 Features ● Low Cost ● High-Volume Design ● Various Output Power Levels ● Pulsed DC Input Voltage ● Low-Power Consumption ● FM CW Operation Applications ● Intrusion Alarm Systems ● Speed Radar ● Presence Sensing ● Traffic Control ● Level Sensing ● Weather Radar ● Amateur Communications Description Microsemi’s voltage Gunn controlled oscillators are designed to provide an affordable, frequencymodulated microwave power at a discrete frequency. The varactor tuning of the oscillator permits carrier frequency modulation for ranging information. Specifications @ 25°C Part Number Frequency (GHz) Typ. Output Power (mW) Freq. Drift/ Temperature (KHz/ºC) Min. Electronic Tuning Range (MHz) Tuning Voltage (VDC) Operating Voltage (VDC) Max. Operating Current (mA) X Band Voltage Controlled Oscillators MO87108-1 10.300 15 400 40 +1 to +20 +8.0 to +10.0 200 MO87108-2 10.300 25 400 40 +1 to +20 +8.0 to +10.0 600 MO87108-3 10.300 40 400 40 +1 to +20 +8.0 to +10.0 600 MO87603B 9.405 7–25 450 63–100 0 to +13 +10.5 200 K Band Voltage Controlled Oscillators MO9070 24.125 3 1000 25 +2 to +10 +5.0 100 MO87828-1 21.500 10 300 40 0 to +15 +5.0 to +8.0 400 MO87828-2 22.100 10 300 40 0 to +15 +5.0 to +8.0 400 MO87828-3 22.700 10 300 40 0 to +15 +5.0 to +8.0 400 MO87828-4 23.300 10 300 40 0 to +15 +5.0 to +8.0 400 MO87827-1 21.500 60 300 30 0 to +10 +5.0 to +8.0 1400 MO87827-2 22.100 60 300 30 0 to +10 +5.0 to +8.0 1400 MO87827-3 22.700 60 300 30 0 to +10 +5.0 to +8.0 1400 MO87827-4 23.300 60 300 30 0 to +10 +5.0 to +8.0 1400 1250 100 +1 to +20 +4.0 to +6.0 350 Ka Band Voltage Controlled Oscillators MO9405-1 34.000 15 Other frequencies and power levels available upon request. Operating temperature is -30°C to +70°C. Copyright 2008 Rev: 2008-11-04 Microsemi Microwave Products 75 Technology Drive, Lowell, MA. 01851, 978 -442-5600, Fax: 978-937-3748 Page 1 GUNN OSCILLATORS Voltage Controlled ® TM MO87108 – MO9405 Performance Characteristics 10.36 18.0 24.17 8 Output Power 16.5 10.30 16.0 10.28 Frequency (GHz) Frequency (GHz) 17.0 Power (mW) Frequency 10.32 7 24.15 6 Output Power 24.13 5 4 Frequency 15.5 10.26 3 15.0 2 4 6 8 10 12 14 16 18 24.09 20 2 0 2 4 6 8 10 Tuning Voltage (VDC) Tuning Voltage (VDC) MO87108 Series VCO Frequency and Power /Tuning Voltage MO9070 Series VCO Frequency and Power /Tuning Voltage MO87108 MO87603B Mechanical Tuner 47µF ± 10% Capacitor 0.25 (0.635) Gunn Voltage Flange To Mate With UG-39/U + AFC Varactor Bias Post Gunn Bias Post + 10.5 VDC 1.10 Max. (27.94 mm) 1.80 Max. (45.72 mm) Output Power (mW) 17.5 10.34 1.63 (4.14) Varactor Voltage 2036263-0002 Serial No. Date Code DATE CODE Freq. 1.63 (4.14) 1.10 (2 .80) Mates With UG-39/U Cover Flange Dimensions are in inches (mm). 1.625 Max. (41.275 mm) Mechanical Frequency Adjust Dimensions are in inches (mm). Copyright 2008 Rev: 2008-11-04 Microsemi Microwave Products 75 Technology Drive, Lowell, MA. 01851, 978 -442-5600, Fax: 978-937-3748 Page 2 GUNN OSCILLATORS Voltage Controlled ® TM MO87108 – MO9405 MO87827 MO87828 0.900 0.900 + + AFC Bias Bias Gunn Bias Ground 2.10 Max. Ground Max. 0.118 Thru Holesb To Mate With UG/595-U, WR-42 Waveguide 1.375 1.375 Holes To Mate With UG/595-U, WR-42 Waveguide Self Locking Mechanical Freq. Tuner 0.535 Dimensions are in inches. Dimensions are in inches. MO9070 MO9405 0.830 0.23 Varactor Diode Ground Post Gunn Diode 0.480 0.797 0.750 Gunn Bias Varactor Bias 1.025 RF Output To Mate With UG599/U WR-28 Waveguide 0.550 0.670 0.415 0.200 1.31 0.755 0.375 0.550 0.640 0.880 Ground 1.08 0.200 0.290 0.103 Min. 0.107 Max. Dimensions are in inches. Dimensions are in inches. Copyright 2008 Rev: 2008-11-04 Microsemi Microwave Products 75 Technology Drive, Lowell, MA. 01851, 978 -442-5600, Fax: 978-937-3748 Page 3