12V DIY kit Digital LED Radio Station 7W PLL Stereo FM Transmitter 76M－108MHz

Description

Description
Features :
Note: it's DIY kits, not assembled, need solder yourself, requires buyer have good welding knowledge and skills, otherwise please purchase finished produt. Do not accept return after welding, please consider before buy.
This suite is bulk package, need buyers to welding (relatively difficult welding chip we have welding welding) without having to worry about, without any test. After welding can be used in accordance with the specifications set! Without any other debugging! While all of the materials for electronic information, buyers need to leave email after purchase we unified the hair! Or online to send!
This kit includes all the components and circuit boards, but does not include the power supply, antenna, cable, audio cable and coaxial cable.
A 7W FM transmitter without any debugging. Need you're a novice or a veteran, as long as you will welding, you can 100% successful DIY a high-quality FM transmitter
Control panel components: mainly consists of 51 series microcontroller and a dot matrix LCD display screen and a keyboard.
Launch plate parts: digital FM radio chip launch sc3355 + 9018 + 2 + 2 + RD15HV sc2053 level 4 high frequency power amplifier and power regulation components.
Transmitter suite key features:
1, DSP + PLL technology, make the frequency more stable, the frequency does not change with the environment and produce frequency drift.
2, no need any adjustment, bring the fun of DIY to beginners.
3, the frequency can be continuous adjustment within the specified scope.
4, with microphone input interface, and can through digital potentiometer to control the volume of the microphone.
5, audio input by digital potentiometer which can adjust the volume.
6, power can be between 0.1 W and 7 W maximum power continuous adjustment.
7, the power output network for harmonic suppression is very good, make the output spectrum is more clean
8, set the frequency and volume of power lost protection, the next boot does not need to set up again!
Suite main parameters:
1, the input voltage: dc 12 v
About 2, input current 3.0 A
3, the audio signal: the maximum input Vpp is less than 1 v.
4, microphone types: cylinder microphone or microphones!!!!
5, the output power: 0.5 W - 7 W continuous adjustable!
6, the output impedance: 50 Ω
7, working frequency: 76 m - 108 MHZ
Step: 8, frequency of 0.1 MHz
9, the distortion degree: 0.03% ~ 0.1%
A, the board size: fire board: 100 x 60 mm (excluding fin)
Control panel: 58 x 36 mm
B, the launch distance: more than 8 km (premise is open field emission)
C, stereo separation degree: greater than 63 db
The suite is demanded by beginners special design, basic no debugging, debugging difficulty is basic for 0. 100% as long as according to the correct welding operation can be successful. Whether you are veteran or a rookie, all can enjoy to spend the least cost FM launch DIY fun! As for patch welding, we don't have to worry about too much, this suite USES capacitive resistor strips are 0805 encapsulation, welding board and plug-ins is the same
Antenna must be used in this transmitter 50 ohms, frequency of about 100 m antenna, shall not be used conductor, rod antenna, 2.4 G antennas, radio antennas instead
Package
1 x7 w FM stereo PLL FM transmitter kit parts
1x LCD Screen
Payment
Payment :
(1).
We accept PayPal only.
(2).
We only ship the item to your Paypal address for fast and accurate shipment. If you want to change the address, please add a note when you make the payment. after you have paid.
(3).
If you are paying through Paypal using eCheck, note that your item can be shipped only after eCheck has cleared.
(4).
All payments are expected within 7 days after the last winning auction is closed. A non-payment dispute will be opened if full payment is not received.
(5).After you have won the auction, an email will be sent to your eBay registered email address.
Delivery details
Under normal circumstances, United States Buyers'package is expected to be delivered within
9 to 15 business days with tracking
. other countries are
18 to 21 business days without tracking(If you need a tracking, please pay additional .00 USD and
send us ebay/paypal message.).
All the items will be dispatched within
1
business day after the payment cleared. Items will arrive in
8-25
business days. The arrival time depends on some factors and different areas.
Please confirm address in your Paypal account, and leave your telephone number to ensure you can timely receive your items.
Terms of sales
In order to protect both buyer and seller, we only accept PAYPAL payment.
Your immediate payment is appreciated, and we will leave positive feedback to you once the payment is made.
Check payments may delay the processing time because we will only send out the goods until it's cleared by Paypal.
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Contact us
Our products are of high quality, and we offer 365 days warranty for all items.
We offers a No-hassle 30 days exchange (replace) only if your parcel is defective due to manufacturing problem.
However, as every sale is final, we appreciate your reconsideration for any return. Thank you again for your business.
Any returning, pls inform us first and send back with return ID (given by LD customer service).