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0-30W radio broadcast station FM transmitter PCB KITS
[FMA-30A] 0-30W radio broadcast station FM transmitter PCB KITS
- A Kind Reminder: This is a kit and skilled assembly is required.
- The Kit includes an amplifier board, a control panel board, an
interface board and connection cables.
- Power adjustable: 0-30 watts
- LCD displays working frequency, volume, temperature, forward
power, reflected power and SWR, Single knob operation.
- Automatic power control maintaining the output at any preset
level Provided with SWR protection function and temperature
protection, raise alarm prompts once meet any trouble while
(1) Control panel board
- It includes FM modulation circuit, user interface circuit, RF
drive circuit, fan control circuit, auto power control circuit.
- The RF output of this board is 1 watt.
(2) Amplifier board
- The amplifier circuit includes BLF245 power amplifier circuit,
power and SWR measuring circuit, digital temperature detection
(3) Interface Board
- Dual stereo audio input interface.
- RS232 port (for Program debug, optional).
- AUX interface.
- Signal input level preset potentiometer.
(4) Connection cables
- Connect control board with amplifier board cable.
- Connect control board with interface board cable.
- RF cable: connect control board with the final stage amplifying
- Fool-proofing designed by color with IDC interface.
- Power supply voltage: DC 28V
- Power Output: 0 to 30Watt adjustable (step 1W)
- Frequency range: 87.5-108 MHz
- Frequency Step: 0.1MHZ
- Operating Current: Less than 4A
- Input power: Less than 1 watt
- Harmonic suppression: -65 dBc
- Operating temperature: -10~ 50
- Frequency stability10 ppm (-10C to +60C )
- Frequency Response: 50 15000Hz
- SNR: More than 50dB
- Distortion: less than 0.5%
- Parasitic amplitude modulation: Less than 0.2%
- Frequency deviation: Less than ±75KHz
- Modulation Mode: WFM
- Transmission Signal: FM Stereo or Mono
- Tuning Design: Stable PLL Technology
- Audio Input Level: -15db Max: -30db
- Stereo Separation: More than 40db
- Output Impedance: 50 ohm
- Amplifier PCB Size: 120mm(L) * 70MM(W) * 8MM(T)
- Amplifier board *1
- Control panel board *1
- Interface board *1
- Connection cable *1
Tags: FM Transmitter PCB KITS,FMA