Category Archives: User Manual

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The PC control software to download

The PC control software  to download

FSN-BROADACST-SOFTWARE-ENGLISH

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The PC control software for the transmitter SDA-01A

SDA-01A PC control software

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The PC control software for the transmitter SDA-15B

SDA-15B PC control software

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Kenwood intercom TK208 intercom maintenance case (1)

Kenwood intercom TK208 intercom maintenance case (1)

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The simple FM receiver electronic production

The simple FM receiver electronic production

The simple FM receiver electronic production Simple FM receiver circuit as shown in figure.Circuit with four only element, it formed a tiny radio FM receiver, work frequency is stable, transmitting distance is more than 10 meters, 1.5 V power supply, current is less than 0.5 mA. When 3 v power supply, the distance can be up to 30 meters. More →

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what is AM and FM radio?

AM and FM radio represent what?

In general on the radio or tape recorder collection has AM and FM bands, I believe we are already familiar with these two bands are used for you to listen to the domestic broadcast the radio SW, then in addition to the domestic shortwave radio you can also listen to radio programs in the world. In order to further understanding of the use of radio, the following for a brief description of AM, FM, SW, LW.
In fact, the AM and FM refers to the radio science on the More →

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调频发射机的覆盖范围的计算

调频发射机的覆盖范围的计算

很多客户都会问我,究竟100W或者1KW的调频发射机可以发射多远的距离。调频发射机的信号究竟可以覆盖多远,不仅取决于发射机本身,还有其他的因素,比如说天线的增益,地域的崎岖度,建筑的密集度和天线安装高度。而根据我们多年测试和使用的经验,得出以下数据:
3 KM Radius: 30W FM Transmitter + 1-Bay Antenna(1.5dBd) with 15 Meters Height
6 KM Radius: 100W FM Transmitter + 1-Bay Antenna (1.5dBd) with 30 Meters Height
10 KM Radius: 300W FM Transmitter +2-Bay Antenna(4.5dBd) with 40 Meters Height More →

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How Far(Long) FM Transmitter Can cover/How long fm radio transmit/How to Calculate Distances of FM Transmissions

How long fm radio transmit
How Far(Long) FM Transmitter Can cover
How to Calculate Distances of FM Transmissions
FM radio transmitter coverage
How long does the FM transmitter brodcast More →

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The Receive Antenna Type and Optional

The Receive Antenna Type and Optional

the antenna type and optional

2.1 full-directional antenna

Existing omnidirectional antenna shape is generally cylindrical, also known as half-wave dipole antenna (the dipole). The corresponding product at both indoor and outdoor, the size of the most important difference in gain. If there is co More →

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The ZHC618F Series user’ manual

ZHC618 series digital FM broadcast exciter is an excellent digital product that owns the highest and newest technology. There are some user’manual of ZHC618F series products, you can download it More →

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