- Phone
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Address
1501 Caoyang Business Building, 889 Zhongjiang Road, Putuo District, Shanghai
Baode Pneumatic (Shanghai) Co., Ltd
1501 Caoyang Business Building, 889 Zhongjiang Road, Putuo District, Shanghai
BIRD Multifunctional Power Meter 4421A Series Original Supply
Purchase with "Shanghai Weite Rui", an old company with over 20 years of experience in importing industrial spare parts agency sales. Purchase from German purchasing companies, arrange shipping to China, and provide one-stop customs clearance and declaration services. We offer you more high-quality imported industrial products.
Today we still recommend a brand, BIRD from the United States, which has recently arrived overseas. Let's introduce it all again. Today's 4421A model is a multifunctional power meter that can be used in conjunction with BIRD precision power sensors (as we introduced in the previous article) to display RF power readings with an accuracy of up to 0.5%. This intuitive display unit can clearly identify the forward and reflected power measurements within the RF path. The display of return loss readings can provide more insights into the monitored RF system.
4421A is the next generation replacement product of the industry standard 4421 model. The new 4421A is based on the high precision and ease of use of the original model, and enhances the functionality of the instrument by adopting a smaller/lighter design and providing dual sensor input capabilities.
4421A'sProduct features
1. Compatible with Bird's full range of 402x, 702X, and 703x series sensors.
2. Automatic sensor detection for seamless integration.
3. Large 9.7-inch full-color LCD touchscreen display, easy to read.
4. The dual sensor option expands measurement capabilities.
5. The compact, lightweight, and portable design enhances functionality.
4421A'sfunction
1. Forward power (in units of W or dBm).
2. Reflected power (in W or dBm).
3. Return loss expressed in terms of VSWR, RL, or reflection coefficient.



BIRD Multifunctional Power Meter 4421A Series Original Supply
By purchasing directly from the German factory, Shanghai Vitrui allows you to avoid the hierarchical and layer by layer exploitation model of domestic and dealer markets, and enjoy low-priced, short lead time, and European original procurement services. For some German products, we obtain manufacturer advantage discounts through centralized bulk procurement, which can provide lower quotes than the domestic market prices. For industrial products from small German and European brands that are difficult to find, we can help you find and procure them on your behalf.
Project support from Shanghai Weitelui Industrial Development Co., Ltd.:
KRACHT Clark from Germany provides on-site selection and technical support for flow meters and indicators, and has competitive purchasing prices for gear pumps, valves, and spare parts
VSE Germany (flowmeter provides project selection and technical support)
Siemens Germany: Level gauges, transmitters, level gauges, flow meters (providing project selection and matching, technical support)
In addition, there are many brands that also have advantages:
Beinlich Bailey pump (optional)
RICKMEIER pump (optional)
MTS sensor
MEISTER flow switch
KOBOLD flowmeter, temperature switch
ATOS hydraulic solenoid valve, pump, pressure relay
EATON/VICKERS pumps and valves
REXROTH Rexroth hydraulic valve, vane pump
HYDAC Hedec filters, filter cartridges, sensors
PARKER valves, fittings, gear pumps
DANFOSS Danfoss solenoid valve, pressure sensor