DJM Electronics
The One-Stop Source for Electromagnetic Compatibility (EMC), RF and Microwave Products
RF Amplifiers, Microwave Amplifiers, Millimeter-wave Amplifiers
Anechoic Chamber
EMI Power Line Filters and RFI/EMI Filters
RF Absorber Material
RF Frequency Converters
RF Shielded Rooms and Shielded Enclosures
Used Screen Rooms and Used Equipment

Microwave Subsystems, Components and Devices
Millimeter-Wave Subsystems, Components and Devices


DJM Electronics sells a broad selection of active and passive microwave and millimeter-wave subsystems, components and devices. We offer an excellent range of active components such as microwave / millimeter-wave mixers and detectors, microwave / millimeter-wave frequency sources and microwave / millimeter-wave frequency multipliers. And our line of microwave and millimeter-wave radiometers and bias supplies are among the best in the world.

For our customers that require precision passive components at a very competitive price, we offer off-the-shelf and custom bandpass filters, duplexers, triplexers, multiplexers, directional couplers, splitters and combiners.

Please contact us or request information if you have questions regarding your microwave subsystem requirements or if you require a custom microwave subsystem.


Request Information About Microwave / Millimeter-Wave Mixers and Detectors

Microwave Mixers and Detectors
Millimeter-Wave Mixers and Detectors
(Request Info)


Low Cost Planar Detectors (18 GHz - 170 GHz)
Waveguide Detectors (90 GHz - 325 GHz)
Single Ended Mixers (75 GHz - 325 GHz)
Balanced Mixers (18 GHz - 220 GHz)
Subharmonically Pumped Mixers (53 GHz - 220 GHz)
Waveguide Harmonic Mixers (26.5 GHz - 325.0 GHz)


Request Information About Microwave / Millimeter-Wave Frequency Sources

Microwave Frequency Sources
Millimeter-Wave Frequency Sources
(Request Info)


Mechanically Tuned Gunn Oscillators (26 GHz - 140 GHz)
Varactor Tuned Gunn Oscillators (18 GHz - 100 GHz)
Wideband Mechanically Tuned Gunn Oscillators (50 GHz - 140 GHz)
Cavity Stabilized Gunn Oscillators (30 GHz - 100 GHz)
Phase Locked (60 GHz - 325 GHz)
Gunn Multiplier (120 GHz - 400 GHz)
Backward Wave Oscillator Frequency Generator (37 GHz - 170 GHz)
Millimeterwave Frequency Synthesizer (93 GHz - 97 GHz)
Waveguide Noise Sources (26.5 GHz - 170.0 GHz)


Request Information About Microwave / Millimeter-Wave Frequency Multipliers

Microwave Frequency Multipliers
Millimeter-Wave Frequency Multipliers
(Request Info)


Whisker Contacted Models (60 GHz - 400 GHz)
High Power Packaged Varactor Multipliers (28 GHz - 95 GHz)


Request Information About Microwave / Millimeter-Wave Front Ends

Microwave Front Ends
Millimeter-Wave Front Ends
(Request Info)


60 GHz Radio Front End
FMCW Radar Front End
Special Purpose Receivers (18 GHz - 3000 GHz)


Request Information About Microwave / Millimeter-Wave Radiometers

Microwave Radiometers
Millimeter-Wave Radiometers
(Request Info)


20/30/50 GHz Atmospheric Water Radiometer
Broadband Multi-frequency Radiometer Products
Custom 90 GHz Atmospheric Radiometer


Request Information About Bias Supplies

Bias Supplies (Request Info)


Gunn Oscillator Bias Supply
Precision DC Bias Supply
Multiplier Bias Supply
Dual Bias Supply


Request Information About Submillimeter-Wave Devices

Submillimeter-Wave Devices (Request Info)


Corner Cube Detectors
Corner Cube Mixers
Quasi-Optical Harmonic Mixers
Dielectric Lenses
Focussing Mirrors
Fabry Perot Filters/Diplexers
Polarization Rotating Filters/Diplexers
Dichroic Plate Filters


Request Information About Bandpass Filters

Bandpass Filters (Request Info)


Cavity Filters (<1 GHz)
Cavity Filters (1 GHz - 2 GHz)
Cavity Filters (>2 GHz)
DR Filters (1 GHz - 2 GHz)
DR Filters (>2 GHz)
LC Filters


Request Information About Duplexers

Duplexers (Request Info)


Cavity Duplexers (<1 GHz)
Cavity Duplexers (1 GHz - 2 GHz)
Cavity Duplexers (>2 GHz)
DR Duplexers (1 GHz - 2 GHz)
DR Duplexers (>2 GHz)


Request Information About Triplexers

Triplexers (Request Info)


Triplexers (1 GHz - 2 GHz)


Request Information About Multiplexers

Multiplexers (Request Info)


Multiplexers (<1 GHz)


Request Information About Directional Couplers

Directional Couplers (Request Info)


Directional Couplers (750 MHz - 2.45 GHz)


Request Information About Splitters & Combiners

Splitters & Combiners (Request Info)


Splitters & Combiners (5 MHz - 2.4 GHz)
3 Channel Combiner


Microwave & Millimeter-Wave Devices - Oscillators

Microwave and Millimeter-Wave Product Announcements


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Microwave and Millimeter-Wave Articles


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