무선 통신 내부의 PCB 433 MHZ 안테나 옴니 방향

 
Internal PCB Helical Copper Spring 433mhz RF Antenna For Smart Remote Control

1, Spring antenna function spring antenna is a very important part in wireless communication, its function is to radiate and receive radio waves. When transmitting, the high frequency current is converted into electromagnetic wave; When receiving, the electromagnetic wave is converted into high frequency current. To put it simply, it is to receive the transmitted signal.

2, Classification of spring antennas

1. Classified by frequency: 315MHz spring antenna, 433MHz spring antenna, 868 / 915MHz spring antenna, 470 / 490mhz spring antenna.

2. Classified by material: gold plated spring antenna, copper spring antenna, nickel plated spring antenna.

Electrical Characteristics:

Compared with other antennas, the cost of spring antenna is relatively low, and the size is small, easy to install, the antenna has good standing wave ratio performance, and has good anti vibration and anti-aging ability. The wireless module can be used with the antenna to make the wireless transmission distance longer.

Product Details:

Our Company:
1. RY Electronics has over 10 years of experience designing and manufacturing custom cable assemblies and antennas in large or small volumes depending on your needs.
 
2. Our manufacturing facilities can build just about many types of custom cable assembly(LVDS cable/Flat cable/RF cable/wire harness) as well as GPS/WIFI/ISM/GSM/3G/4G antenna and RF connectors.

Our Services:
1. Our supply is sufficient to guarantee the customers demand.
 
2. Our advantages and quick delivery, competitive price, high quality and long term service to out customers.
 
3. There is a long-term cooperation with the shipping company, can make the goods more quickly and efficiently so that can delivered safely to the designated place as guest.
 
4. We will provide best after sale service for the guests which try my best to meet the requirement of the guests.1. Our supply is sufficient to guarantee the customers demand.
 
FAQ:
1. When can I get the price?
We usually quote within 10 hours after we get your inquiry. If you are very urgent to get the price,please call us ortell us in your e-mail so that we will regard your inquiry priority.
 
2. What is your MOQ?
Our company has noMOQ We also accept small amounts.

3. Can your company accept customization?
Welcome OEM & ODM.
 
4. How long can I expect to get the sample?
After you pay the freight charge and send us confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3~7 days. You can use your own express account or prepay us if you do not have an account.
 
5. What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order.The best record we keep is delivering 10 kilometers cable within a week. Generally speaking, we suggest that you start inquiry two months before the date you would like to get the products at your country.

6. How do you solve after sales service?
your workers know how to repair, ask us for technical support. If there is no engineer, please retum these items, we can repair the items for you, or we will copy them for you.
 
Payment:

Packaging & Shipping:

1. Usually we ship your order by sea or by air.
2. We do our best to ship your order within 1 week after receiving your payment
3. We'll tell you the tracking number once your order has been sent.

4. We accept T/T Bank transfer, L/C, Western Union, Moneygram, Paypal.