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Waveguide Matching Load (750MHz–75GHz)
|
0.75–75 GHz |
1.03–1.25 |
10–2000 W |
WR975–WR28 |
Doc No.: HS-WaveguideMatchingLoad-TD-2025
Version: V1.0 Date: 2025
Product Overview
Shenzhen Huashi Waveguide Matching Load (750MHz–75GHz)) is a high-performance microwave component product from HS Microwave. This manual compiles technical specifications for all models in the series, for engineering design, system integration, and procurement reference. All data is from original factory test reports, unmodified.
Key Features
• Ultra-low reflection, VSWR as low as 1.03
• Power rating 10W / 300W / 2000W tiers
• Full waveguide series WR975–WR28
• Ideal for high-power Tx termination
• High reliability, excellent long-term stability
• Rugged construction for field deployment
• Low intermodulation distortion design
• Custom power & interface available
Typical Applications
1. Radar Tx termination
2. PA testing
3. Anechoic chamber testing
4. Chamber calibration
5. SatCom ground stations
6. Production-line ATE
Models & Specifications
Model |
Freq(GHz) |
VSWR |
Power(W) |
Waveguide |
BJ |
Flange |
HS-WL9+L |
0.75-1.15 |
1.03-1.25 |
10-2000 |
WR975 |
BJ9 |
FDP/FDM |
HS-WL12+L |
0.96-1.46 |
1.03-1.25 |
10-2000 |
WR770 |
BJ12 |
FDP/FDM |
HS-WL14+L |
1.13-1.73 |
1.03-1.25 |
10-2000 |
WR650 |
BJ14 |
FDP/FDM |
HS-WL18+L |
1.45-2.20 |
1.03-1.25 |
10-2000 |
WR510 |
BJ18 |
FDP/FDM |
HS-WL22+L |
1.72-2.61 |
1.03-1.25 |
10-2000 |
WR430 |
BJ22 |
FDP/FDM |
HS-WL26+L |
2.17-3.30 |
1.03-1.25 |
10-2000 |
WR340 |
BJ26 |
FDP/FDM |
HS-WL32+L |
2.60-3.95 |
1.03-1.25 |
10-2000 |
WR284 |
BJ32 |
FDP/FDM |
HS-WL40+L |
3.22-4.90 |
1.03-1.25 |
10-2000 |
WR229 |
BJ40 |
FDP/FDM |
HS-WL48+L |
3.94-5.99 |
1.03-1.25 |
10-300 |
WR187 |
BJ48 |
FDP/FDM |
HS-WL58+L |
4.64-7.05 |
1.03-1.25 |
10-300 |
WR159 |
BJ58 |
FDP/FDM |
HS-WL70+L |
5.38-8.17 |
1.03-1.25 |
10-300 |
WR137 |
BJ70 |
FDP/FDM |
HS-WL84+L |
6.57-9.99 |
1.03-1.25 |
10-300 |
WR112 |
BJ84 |
FBP/FBM/FBE |
HS-WL100+L |
8.20-12.4 |
1.03-1.25 |
10-300 |
WR90 |
BJ100 |
FBP/FBM/FBE |
HS-WL120+L |
9.84-15.0 |
1.03-1.25 |
10-300 |
WR75 |
BJ120 |
FBP/FBM/FBE |
HS-WL140+L |
11.9-18.0 |
1.03-1.25 |
10-300 |
WR62 |
BJ140 |
FBP/FBM/FBE |
HS-WL180+L |
14.5-22.0 |
1.03-1.25 |
10-300 |
WR51 |
BJ180 |
FBP/FBM/FBE |
HS-WL220+L |
17.6-26.7 |
1.03-1.25 |
10-300 |
WR42 |
BJ220 |
FBP/FBM/FBE |
HS-WL260+L |
21.7-33.0 |
1.03-1.25 |
10-300 |
WR34 |
BJ260 |
FBP/FBM/FBE |
HS-WL320+L |
26.5-40.0 |
1.03-1.25 |
10-300 |
WR28 |
BJ320 |
FBP/FBM/FBE |
General Specifications
Parameter |
Specification |
Impedance |
Standard waveguide impedance |
Operating Temp. |
-40°C ~ +85°C (consult for high-power) |
Storage Temp. |
-55°C ~ +105°C |
Rel. Humidity |
≤95% (non-condensing) |
Material |
Al alloy + absorbing material |
Finish |
Thermal conductive oxidation |
Mounting |
Flange mount |
Cooling |
Natural / optional forced air |
Avg. Power |
10W / 300W / 2000W (model dependent) |
Model Naming Convention
HS – WL – XX + L
│ │ │ └─ L = Load
│ │ └──── Waveguide number (BJ9–BJ320)
│ └──────── WL = Waveguide Load
└──────────── HS = Brand prefix
Important Notes
• High-power models (≥1000W) recommend forced-air or liquid cooling
• VSWR measured at room temp; slight variation at high temp
• Custom frequency ranges & power levels available
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