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76MHz - 110MHz FM Transmitter with Booster
Fully assembled and tested three stage FM transmitter with an on board signal booster for increased transmitting range. It broadcasts audio on 76MHz - 110MHz FM frequency via included on board microphone or from MP3 player, Phone, iPod, Computer, Laptop, CD Player, TV, Satellite Receiver via on board 3.5mm connector. It transmit sound with excellent clarity throughout your home, office, yard, camp ground, etc. Transmitter uses one 2SC9014 and two 2SC9018 low noise RF transistors. Add 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
Specifications
 Frequency: 76MHz - 110MHz
Audio Input: Microphone / 3.5mm Audio Jack
Voltage Supply: 3 - 12V DC Input
PCB Dimensions: 60mm x 40mm (W x H)
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500mW FM / VHF Transmitter Amplifier / Booster Kit
High performance low noise 500mW RF amplifier / booster kit for boosting output power 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 2n3866 transistors for 1W or 5W of RF output power.
Specifications
Output Power: 500mW
Input Frequency: 50MHz - 1300MHz
Voltage Supply: 9-12V
PCB Dimensions: 15mm x 25mm
Component List
1x 500mW RF Amplifier Chip
1x PCB
1x 10uH Inductor
3x 1nF Capacitor
1x 120R Resistor |
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BA1404 HI-FI Stereo FM Transmitter - Special Edition Kit
Be 'On Air' with your own radio station! BA1404 HI-FI Stereo FM Transmitter - Special Edition Kit is an exciting transmitter 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 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
Special Edition BA1404 HI-FI Stereo FM Transmitter Kit includes premium components with audio grade gold capacitors, 1% Metal Film Resistors and quality PCB with Red Solder Mask and Plated-Through Holes. The kit 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.
Specifications
Voltage Supply: 1.5 - 3V DC Input (Single or Two AA/AAA batteries)
Frequency: 88MHz - 108MHz
Audio Input: Stereo
PCB Dimensions: 49mm x 32mm (W x H)
Component List
1x BA1404 Stereo FM Transmitter IC
1x PCB with Red Solder Mask and Plated-Through Holes
1x 38KHz Crystal Oscillator
1x 5.5T Variable Precision RF Coil
1x 10uH Inductor
4x 10uF/50V Gold Audio Capacitors
4x 1nF Ceramic Capacitors
2x 1nF Mylar Capacitors
1x 220pF Ceramic Capacitor
5x 10pF Ceramic Capacitors
2x 47K 1% Metal Film Resistors
2x 27K 1% Metal Film Resistors
1x 150K 1% Metal Film Resistor
1x 5.6K 1% Metal Film Resistor
1x 270 1% Metal Film Resistor
1x Instructions |
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FM Transmitter Kit
Tiny FM Transmitter kit transmits audio through on-board microphone for up to 300 meters. Transmitter has high sensitivity microphone and good frequency stability. May be used as a bug, for room monitoring, baby listening, nature research, etc. Frequency is adjusted through variable coil. Comes with 9V battery clip.
Specifications
Adjustable Frequency: 88-108MHz
Transmission Range: 300 meters
Voltage Supply: 3-9V
Dimensions: 0.6" x 1.6" (15mm x 40mm)
Component List
1x PCB with Red Solder Mask, Plated-Through Holes and Ground Plane
1x 2SC9018 Low Noise RF Transistor
1x Miniature Microphone
1x 9V Battery Clip
1x Adjustable Precision Variable Coil
2x 100nF Multi Layer Ceramic Capacitors
1x 10nF Multi Layer Ceramic Capacitor
1x 47pF Ceramic Capacitor
1x 30pF Ceramic Capacitor
1x 22pF Ceramic Capacitor
1x 15pF Ceramic Capacitor
1x 10pF Ceramic Capacitors
1x 47K 1% Metal Film Resistor
1x 10K 1% Metal Film Resistor
1x 100R 1% Metal Film Resistor |
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Micro SD MP3 Player
Complete MP3 player that plays MP3 audio files stored on microSD memory card. New audio DAC chip supports microSD cards up to 128GB, and provides excellent sound quality and base.
Features
Single chip microSD MP3 Player
Plays MP3 audio files stored on microSD memory card
Button Functions: Play/Pause, Next / Skip 10 songs, Previous / Skip 10 songs, Volume Up and Volume Down
Support for up to 128GB microSD memory cards (not included)
Onboard connectors: microSD slot, 3.5mm headphone connector and micro USB connector
Support for USB 2.0 data transfer
May be used as card reader
Includes built-in LIPO battery (rechargeable through USB connection)
Dimensions: 28mm x 40mm x 5mm |
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Stereo Encoder / Multiplexer Kit
Stereo Encoder / Multiplexer kit enables stereo audio broadcast through any mono FM transmitter. It connects to mono FM transmitter's audio input and converts it into HI-FI Stereo FM Transmitter. NJM2035 IC features rock solid stereo MPX and PILOT clock based around 38KHz crystal. Stereo encoder is supplied by 1.5 - 3 Volts and draws only 2mA of current. Built-in stereo pre-emphasis enhances and produces crystal clear audio output. NJM2035 chip 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.
Specifications
Audio Input: Stereo (Left + Right audio channels)
Output: MPX (connects to mono FM transmitter's audio input)
SNR: 67dB
Channel Separation: 40 dB
Power Supply: 1.5 - 3V
Operating Current: 2mA
Dimensions: 1' x 1.75' (28mm x 46mm)
Component List
1x NJM2035 IC
1x PCB with Red Solder Mask
1x 14-DIP IC Socket
1x 38KHz Crystal
1x 50K Potentiometer
1x 33uF Panasonic Capacitor
1x 10uF Panasonic Capacitor
4x 100nF Capacitors
2x 1nF Capacitors
1x 100pF Capacitor
1x 10pF Capacitor
1x 10K 1% Metal Film Resistor
2x 47K 1% Metal Film Resistors
1x 82K 1% Metal Film Resistor
1x Manual with schematic and instructions |
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BH1417 Stereo PLL FM Transmitter Parts
List of components for building BH1417 Stereo PLL FM Transmitter project. Add our 500mW FM / VHF Transmitter Amplifier / Booster for even longer range.
Component List
1x BH1417 - Stereo PLL Transmitter IC
1x SOIC 28 to 28 DIP Adapter
1x 7.6 MHz Crystal
1x 5.5 Turns Variable Coil
1x MV2109 Varicap Diode
1x 4-DIP Switch
1x MPSA13 NPN Darlington Transistor
1x 100uF Nichicon Gold Capacitor
3x 10uF Nichicon Gold Capacitor
2x 1uF Nichicon Gold 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 |
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