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Fmuser
CAUTION: NEVER operate the transmitter without connecting a suitable antenna or dummy 50
Ohm load to the output otherwise there is a serious danger of destruction of the output stage of the
transmitter.
Do not touch the antenna after inserting the power.
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PLL FM Transmitter User's Guide
Mode: CZH-05A V1.2
www.fmuser.org
Page 1 of 6
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Summary of Contents for FMUser CZH-05A V1.2
- Page 1 Fmuser PLL FM Transmitter User's Guide Mode: CZH-05A V1.2 CAUTION: NEVER operate the transmitter without connecting a suitable antenna or dummy 50 Ohm load to the output otherwise there is a serious danger of destruction of the output stage of the transmitter.
- Page 2 Contents Introducing the FM Transmitter Technical target Package Contents About Elecsky Products and Services Hardware Basics Installation Instruction Using the FM Transmitter Power On/Off Important Notice Troubleshooting Appendix _________________________________________________________________________________________________________________ Page 2 of 6...
- Page 3 _________________________________________________________________________________________________________________ Thank you for purchasing our transmitter, This stereo FM transmitter can easily build a wonderful FM radio station. This one have a beautiful aluminum alloy cover. We presents a brand new 500mW PLL FM Stereo Transmitter for FM stereo broadcasting. built in LCD display with blue backlight,Built in microcontroller for frequency control and display.
- Page 4 _________________________________________________________________________________________________________________ parasitic amplitude modulation: <0.2% Stereo Separation: >30dB Distortion: < 0.5% Operation Time: True 24/7 ℃ ℃ ambient temperature: 0 ~+50 Antenna Design: Rubber Antenna Antenna Connector: BNC type Output Impedance: 50 ohm Audio Input Connector: 3.5mm headphone connector...
- Page 5 _________________________________________________________________________________________________________________ Using the FM Transmitter 1 Press Power Button to turn on the Digital Transmitter. The LCD Digital Display shows the pre-set radio frequency channel (For example, 98.0MHz). 2. Turn on your radio and switch to FM channel, adjust the radio frequency channel to desired channel. Now the radio will output as “zzz”...
- Page 6 _________________________________________________________________________________________________________________ Appendix Transmitter covering Distance（Reference: kilometer）: Receive sensitivity Transmit power Transmit power Transmit power Transmit power Transmit power 0.2uV/12dB 0.1～0.5W 1～2W 3～5W 10～30W 30～50W City 0.1～0.5 0.5～1 1～2 3～5 5～8 Town 0.2～0.6 1～2 2～3 5～8 8～10 Environs 0.3～1 2～3 3～5...
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