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 FREE SHIPPING ON ALL ORDERS OVER $99 |
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BA1404 HI-FI Stereo FM Transmitter Kit
Be "On Air" with your own radio station! BA1404 based transmitter is an exciting product that will broadcast high quality stereo signal in 88MHz - 108MHz FM band. It can be connected to any type of stereo audio source such as iPod, Computer, Laptop, CD Player, Walkman, Television, Satellite Receiver, Tape Deck or other stereo system to transmit stereo sound with excellent clarity throughout your home, office, yard or camp ground. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
The circuit is based on the popular BA1404 stereo broadcaster IC which contains all the complex circuitry for generating the stereo FM signal. 38 KHz crystal provides a rock solid stability of sub-carrier for stereo signal. PCB includes green solder mask layer for easier soldering and protects wires that do not need soldering.
Kit Components
1x Printed Circuit Board [5 cm x 3.2 cm]
1x BA1404 Stereo FM Transmitter IC
1x 38KHz Crystal Oscillator
1x 3.5T Variable Precision RF Coil
1x 10uH Inductor
4x 10uF/35V Capacitor
4x 1nF Ceramic Capacitor
2x 1nF Mylar Capacitor
1x 220pF Ceramic Capacitor
5x 10pF Ceramic Capacitor
2x 47K Resistor
2x 27K Resistor
1x 150K Resistor
1x 5.6K Resistor
1x 270 Resistor
1x Instructions |
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500mW FM / VHF Transmitter Amplifier / Booster (Parts)
This is a high performance low noise 500mW amplifier / booster for all low power FM transmitters such as BA1404, BH1417, BH1415, 433MHz transmitter modules, etc. The amplifier chip is an integrated circuit containing multiple transistor stages and all other parts conveniently within a single small package. Boosting your FM transmitter has never been easier and the output signal can also directly drive 2n4427 or 2n3886 transistors for 1W or 5W of RF output power.
Specifications
 Output Power: 500mW
Input Frequency: 50MHz - 1300MHz
Voltage Supply: 9-12V
Component List
1x High Performance FM / VHF Amplifier Chip
1x 10uH Choke
1x 220 Ohm
3x 1nF Ceramic Capacitor
1x Instructions and Schematic |
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5W PLL Stereo FM Transmitter (Assembled) - FREE SHIPPING
Features:
PLL synthesized drift free operation with high quality BH1415 chip
5W RF output power with 2SC1971 6W transistor in the output stage
Front panel digital control with LED display
Professional aluminum case
EMI filtering on audio and power inputs
Microphone and Audio inputs
Transmitter starts broadcasting with previously selected frequency
Professional broadcast audio quality, rivals commercial broadcasts
What's Included:
5W PLL Stereo FM Transmitter with Aluminum Case
12V / 2A Power Adapter 100V-240V
3.5mm Audio Cable
Technical Specifications:
Frequency: 87.0-109.0 MHz
Frequency steps: 100KHz
Stability: ±10ppm (-10° C+50°C)
Display: LED Display
FM Antenna impedance: 50Ω
Antenna connection: BNC/Q9
RF output power: 5W
Spurious and Harmonics: < -30dB
Modulation deviation: ≤±75kHz-100%
Modulation sensitivity: 0.75V
Audio input: CD, MP3, PC, etc.
Mic sensitivity: 1-2mv
Audio response: 150-15000Hz
Audio distortion: ≤2% (F=75KHz,f=1KHz)
S/N: ≥55dB(1KHz 100%)
Power voltage: 8V-13.8V / 2A DC
Operation temperature: -10°C…+60°C
Weight: 280g
Unit dimensions: 105mm x 65mm x 27mm (LxWxH) |
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NJM2035 Stereo Encoder / Multiplexer Kit
This package comes with components and instructions that are needed to build simple but high quality stereo encoder. The circuit connects to any mono FM transmitter and converts it into HI-FI stereo transmitter. The project can be supplied with as little as 1.2 Volts, up to 3.6 Volts. The circuit also has built-in stereo pre-emphasis to enhance and produce a crystal clear sound. NJM2035 is manufactured by NJR CORPORATION (JRC), a subsidiary of New Japan Radio, a company that is known as the world's best manufacturer of high end professional audio semiconductors.
Component List
1x NJM2035
1x Stereo Encoder PCB
1x 38KHz Crystal
1x 33uF Capacitor
1x 10uF Capacitor
3x 100nF Capacitor
2x 1nF Capacitor
1x 100pF Capacitor
1x 10pF Capacitor
1x 82K Resistor
2x 47K Resistor
2x 27K Resistor
1x 10K Resistor
1x Schematic with Instructions |
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BH1417 Stereo PLL FM Transmitter Parts with FREE SOIC Adapter
These are all components that are needed to build a BH1417 Stereo PLL FM Transmitter project. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
For limited time we include SOIC 28 to DIL adapter free of charge.
Component List
1x BH1417 - Stereo PLL Transmitter IC
1x SOIC 28 to DIL adapter - FREE
1x 7.6 MHz Crystal
1x 2.5 Turns Variable Coil
1x MV2109 Varicap Diode
1x 4-DIP Switch
1x MPSA13 NPN Darlington Transistor
1x 100uF Capacitor
3x 10uF Capacitor
2x 1uF Capacitor
1x 47nF Capacitor
3x 2.2nF Capacitor
1x 1nF Capacitor
1x 330pF Capacitor
2x 150pF Capacitor
1x 33pF Capacitor
2x 27pF Capacitor
1x 22pF Capacitor
2x 10pF Capacitor
1x 22K Resistor
7x 10K Resistor
1x 5.1K Resistor
2x 3.3K Resistor
1x 100 Ohm Resistor |
| Quantity Discounts |
| 1: |
$29.95 |
| 5: |
$27.95 |
| 25: |
$25.95 |
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Wireless PLL Stereo FM TX with LCD (fully assembled)
Now you can use your MP3 Player to listen your favorite tunes through any FM stereo receiver. Wireless FM transmitter wirelessly connects portable music players to your car or home stereo quickly and easily. Just plug the FM Transmitter into the headphone jack of your MP3 or any audio source including iPOD, PDA, CD Player, Cassette player or connect it to your PC or laptop computer. Tune your card stereo or receiver to the clearest FM frequency, and enjoy your digital music with full sound and convenience. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
Features:
PLL tuned transmitter / exciter for rock solid frequency stability over the entire FM band
Displays Transmitted Frequency on blue backlighted LCD
100KHz frequency increments
Includes three frequency memory buttons
PCB includes antenna output to which a piece of wire, or standard VHF amplifier can be connected for greater transmission range
Uses PLL synthesizer chip up to 1.4GHz
Includes 3.5mm audio jack cable
Small size
Specifications:
Transmission range: 87.5 - 108.0MHz (100KHz intervals)
Current Consumption: 50mA
Power Source: Two AAA batteries
Frequency response: 20Hz - 20KHz
Separation: 50dB
Power Output: 50mW
Dimensions: 8cm x 5cm x 2.5cm (W x L x D) |
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50mW FM PLL Transmitter SD USB MP3 Player (Assembled)
Features:
PLL tuned transmitter / exciter for rock solid frequency stability over the entire FM band
Displays Transmitted Frequency on backlighted LCD
PCB includes antenna output to which a piece of wire, or VHF amplifier can be connected for greater transmission range
Includes 3.5mm audio jack cable
Plays MP3 from SD and USB memory (SD and USB connectors on board)
Comes with IR Remote
Specifications:
Transmission range: 87.5 - 108.0MHz
100KHz frequency steps
Current Consumption: 50mA
Power Source: 12V DC
Frequency response: 20Hz - 20KHz
Separation: 50dB
Power Output: 50mW
Dimensions: 3cm x 6cm x 1cm (W x L x D) |
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FM Transmitter with Mic & Line Input
This is a unique FM transmitter that provides both a built-in sensitive microphone and an RCA jack for line input. It has two modes of operations, "Microphone" and "Line", which are selectable using a jumper. In the "Microphone" mode, it can be used as a wireless microphone transmitter. In the "Line" mode, it can be easily connected to any audio source to broadcast the audio signal to any FM receiver within its range. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
Specifications:
Supply voltage: 6V DC (4 x “AA” batteries, battery holder included)
Frequency: Adjustable from 88 to 108 MHz
Two modes of operation: Microphone or Line Input
Transmission range: Approximately 150m (unobstructed)
PC board dimensions: 2.5" x 1.5" (64mm x 37mm) |
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1000m FM Transmitter
This is a more powerful three stage FM Transmitter with microphone. This circuit is a three-stage FM transmitter with three coils and ZTX320 RF transistor for increased output range. 6V to 12V DC operation. An on/off switch is mounted on the PCB. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range. |
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300m FM Transmitter
This is a very powerful 'bug' for its size, 3V supply and number of components. This circuit includes a sensitive monaural microphone and can transmit over 300 meters on an open range. Easily tunable in the FM band by a variable capacitor. The range can be extended by increasing input voltage up to 9V. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
Specifications:
Dimensions: 1-3/4" (L) 3/4" (W) 1/2" (H)
Power: Requires 2 AA batteries, 9 volt battery can be used to increase range
FM Transmitter frequency is user selectable
Transmitter can be listened to on any FM radio |
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FM Telephone Transmitter Kit
This miniature transmitter attaches in series to your telephone line, transmits the conversation to an FM receiver. Tune to a clear spot in the FM band of your radio. Transmitter uses the power from the telephone line and needs no battery. The circuit might be used to share or record conversations, but not intended for illegal use. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
Specifications:
Dimensions: 1-3/4" (L) x 3/4" (W) x 1/2" (H)
Power: Powered by phone line
Antenna: Uses phone line as antenna
Transmission Tuning: User selectable
Transmission can be listened to on any FM radio
Includes alligator clips for easy connection to phone line |
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BH1417 Stereo PLL FM Transmitter Kit
This is a high quality stereo PLL FM transmitter incorporating a Phase-Locked-Loop (PLL) synthesizer. It is based on the Rohm BA1417 PLL FM Transmitter Integrated Circuit and offers a choice of up to 14 preset transmission frequencies spaced every 200 KHz between: 88.7 – 88.9 MHz (Low Band Mode) and 106.7 – 107.9 MHz (High Band Mode). It has outstanding frequency stability thanks to the PLL crystal controlled design and offers excellent high-fidelity audio performance.
It is ideal for use in your home or office to transmit MP3 songs or internet radio stations from your computer to any standard FM radio. It can also be connected to any other audio source, such as an iPod, a MP3 Player, Walkman, Discman or XM Satelite Radio receiver.
The circuit incorporates a stereo audio input jack as well as a DC adapter jack which makes it quick and easy to setup. Transmission frequency selection is done through a DIP switch.
Features:
Transmission frequencies:
High Band: 106.7, 106.9, 107.1, 107.3, 107.5, 107.7, 107.9 MHz
Low Band: 87.8, 87.9, 88.1, 88.3, 88.5, 88.7, 88.9 MHz
Zero-drift Phase-Locked-Loop (PLL) Design
Frequency Response: 40 Hz - 15 KHz
Channel Separation: 40 dB (Typical)
Total Harmonic Distortion: 0.1% (Typical)
Includes 3.5mm stereo plug to plug cable |
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iPod FM Transmitter
This is a mono FM transmitter that is specially designed to be connected directly to the headphone output of your MP3 Player such as iPod, iPhone or any other type of audio source with a headphone jack.
It includes a stereo input circuit which will mix the left and right stereo channels into a single mono signal. The input is equipped with inductors that will match completely with the headphone output and therefore prevent any possible interference noise.
The transmitter is easily tunable to the entire FM commercial band (88 108 MHz) using an adjustable coil and is stable in frequency.
An ON/OFF switch and LED indicator are also incorporated right on the board. A battery holder is included, as well as a stereo plug which makes it very easy to connect to any audio device.
Specifications:
Supply voltage: 6V DC (4 x "AA" size battery)
Incorporates stereo-to-mono input circuit
Frequency adjustable: 88 to 108MHz
Power consumption: 10mA
Transmission range: approx. 200m (unobstructed)
Input sensitivity: 300mV
Includes stereo cable and plug
Includes battery holder
PC board dimensions: 2.5" x 1.48" |
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BA1404 Hi-Fi Stereo FM Transmitter Kit
Be "On Air" with your own radio station! This transmitter is an exciting product that will broadcast a high quality stereo signal in the 88 100MHz FM band. It can be connected to any type of stereo audio source such as personal computer, CD player, Walkman, television, tape deck or stereo system to transmit stereo sound with excellent clarity throughout your home, office, yard or camp ground.
It can also be used in a car to play CDs through your car radio when attached to a personal CD player. Other applications could be listening to a satellite radio station through any FM radio. In addition, it can be connected to your personal computer or laptop to enable listening to Internet radio stations or pre-recorded digital music (such as MP3 files).
The circuit includes a 9V battery snap and a 3.5mm stereo jack mounted right on the board for easy connection to any audio source. An ON/OFF switch as well as an "On-Air" LED indicator are also incorporated on the board.
The circuit is based on the popular BA1404 stereo broadcaster IC which contains all the complex circuitry for generating the stereo FM signal. A 38 KHz crystal provides a stable sub-carrier for the stereo signal. The oscillator circuit is stable enough for reliable reception even on digitally tuned FM radios. Separate right and left input level adjustments are also included.
Specifications:
Supply voltage: 6 - 9V DC (12V DC with minor modification)
Frequency adjustable: 88 to 100MHz
Power consumption: < 20mA
Input sensitivity: adjustable from 50mV
Channel separation: > 30dB
Includes 9V battery snap
Includes 3.5mm stereo jack |
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3.5mm Shielded Stereo Audio Cable - Male to Male - 2 FT
2 Feet Black Plug Shielded Audio Cable. Connects the 3.5mm Jack from CD players, stereo speakers, PC/TV tuners, and other audio devices. Fully molded construction and shielded to prevent unwanted EMI/RFI interference. Can be cut in half and be used to connect transmitters to MP3, CD player, computer and other audio equipment. |
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