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450MHz Bandpass Filter/Cavity Filter Military Quality
Characteristics and Application
XST Centre Frequency: 450MHz filters offer the following advantages:
1. high selectivity: the specific frequency of 450MHz is accurately selected, allowing signals of this frequency to pass through, while effectively suppressing signals of other frequencies.
2. low signal attenuation: the signal attenuation when passing through the filter is very small, which helps to maintain the strength and quality of the signal and reduce the loss during transmission.
3. high rejection performance: for non-centre frequency signals, the filter has high rejection performance, which can effectively filter out unwanted signals or interference and improve the purity of the signal.
4. stability: point frequency filters are usually designed to be very stable, even under different operating conditions can maintain consistent performance.
5. application flexibility: due to its high selectivity and low insertion loss characteristics, this filter can be used for a variety of applications such as wireless communications, broadcasting, test and measurement equipment.
6. easy to integrate: because of its accurate frequency selectivity, this filter can be easily integrated into more complex systems as part of the signal processing process.
Technical indicators
| Product Name | Bandpass filter |
| Frequency Range | 450MHz; (spot frequency) |
| Insertion loss | ≤7dB |
| VSWR | ≤1.5 |
| Out-of-band rejection | ≥70dB@425MHz |
| ≥70dB@475MHz | |
| port connector | SMA-K |
| Size | 40.4*12*10mm |
| Impedance | 50 OHMS |
Nots
Installation Location: The filter should be located as close as possible to the power supply and load to achieve the best filtering effect.
Impedance matching: Ensure that the input and output impedances of the filter are matched to other components in the circuit to minimise signal reflection and improve transmission efficiency.
Maintenance and care: Check and maintain the filter regularly, especially if electrolytic capacitors are used, they need to be aware of their lifespan and replaced regularly.
Avoid overloading: During use, make sure that the filter will not be damaged due to overheating or overloading, and pay attention to its power handling capacity.
Electromagnetic compatibility: The installation and wiring of the filter should take into account the electromagnetic compatibility (EMC) requirements to avoid introducing additional interference.
Customer Concerns
Expertise
XST has 12 years of experience in R&D, design and production of microwave devices (filters, couplers, power dividers, combiners, duplexers, isolators, attenuators, loads, etc.), with industry-leading design and advanced manufacturing processes. XST has successfully developed a variety of microwave products that are widely used in industrial applications, aerospace and defence, etc. The products have been recognised and adopted by a number of scientific research institutes and communication equipment manufacturers, and have been well received by customers at home and abroad.XST is committed to continuing to create value for its customers through professional products and quality services.
Team Introduction
Currently, the total number of people in XST is about 100. This includes three design and development teams, two machining shops, six production lines, three assembly teams, three commissioning teams, three testing teams, operations, packaging and distribution staff. Our factories are also equipped with state-of-the-art production facilities and cutting-edge equipment, which provides the guarantee of being able to mass produce while ensuring product precision and accuracy. We invest in talent development and team building, attracting the top talent in the industry, and continue to research, develop, and innovate to develop new products, improve existing products, and provide our customers with the latest in microwave technology.
Customer Testimonials
XST has won high praise from our partners with strict quality management, reasonable cost control, efficient product delivery, personalised experience and perfect after-sales service.
Quality management: XST makes the performance and durability of filters reach the leading level in the industry through advanced design and manufacturing process.
Price Matching: XST designs the most reasonable solutions and strictly selects materials and processes according to the application scenarios and indicator requirements, so that customers can get the most cost-effective products within their budgets.
Delivery Efficiency: XST team leader is responsible for the whole project tracking to control the quality of the product and ensure the smooth production and on-time delivery of the product.
Customer Support: XST's professional technical team is available 24/7 to ensure that problems are resolved quickly.
Personalised experience: XST is able to provide customised services to ensure timely, efficient and professional services.
Customer Service
Customer Support: Provide help and answer the problems encountered by customers in the process of using products or services.
Consultation and Advice: Provide professional advice and solutions according to customers' needs.
Order Processing: Including order receiving, confirmation, processing and tracking.
After-sales service: after the delivery of products or services, follow up with customers to solve any follow-up problems.
Technical support: provide assistance to customers with technical issues, which may include remote support or on-site service.
Maintenance and Repair Services: Provide regular maintenance and, if necessary, repair services for the product.
Personalised services: providing customised services based on the specific needs of the customer.
Billing and Payment Support: Helping customers with billing enquiries and payment issues.
Product return and exchange service: Provide customers with a convenient return and exchange process.
Emergency Service: Provide fast emergency response when there are problems with products or services.
Continuous Communication: Maintain regular communication with customers to understand their needs and expectations.
Transparency: Maintain information transparency in the service process to ensure that customers understand the progress and status of the service.
If you have any product problems, please feel free to contact us, we will be happy to serve you.