Assembled 0.5W-7W FM Transmitter Radio Station PLL Stereo Di

Detailed Information About The Product:

1DSP + PLLthe frequency is more stablethe frequency will not change with the environment to produce a frequency drift.
2without any adjustment to bring the fun of DIY beginners.
3the frequency can be continuously adjusted within a specified range.
4with a microphone input and speaker volume can be controlled via digital potentiometer.
5audio input volume can be adjusted via a digital potentiometer.
6 pow er can be adjusted continuously non-linear between the maximum pow er of 0.5W to 7W.
7 the pow er output is very good harmonic suppression network the output spectrum cleaner
8 frequency and volume settings have pow er failure protection you do not need to set the next boot!
Now the transmitter to make a brief introduction:
control panel components: mainly by M8 Series MCU and LCD display and keypad.
transmitter board components: digital FM transmitter chip + 9018 + 2SC3355 + 2SC2851 + 2SC1971 four high frequency pow er amplification and pow er conditioning components.
Input voltage: 12V DC
the input current: approximately 1.0A
the audio signal: Maximum input Vpp less than 1V
microphone type: cylinder microphone or microphone
pow er output: 0.5W-7W adjustable
6 the output impedance: 50Ω
7 the operating frequency: 76M-108MHz
8 frequency step: 0.1MHz
9 distortion: 0.03% to 0.1%
a board size: transmitting plate: 100 x 60mm Dashboard: 55 x 36mm
b launch distance: more than 5KM provided that the open area transmit antenna height above the surrounding buildings erected height of 10 times
c stereo separation: more than 63db
colour:blue
Material:Metal+pc
Package Contents:
1 * 7W FM stereo PLL FM transmitter
1 * Lcd Screen
Only the above package content other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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