Radio
9V FM Radio Transmitter
Here the simple and low cost FM transmitter circuit. The frequency range of this FM transmitter should be about 89MHz…
100W RF Amplifier with BLY94
This is a 100W RF amplifier built based on RF power transistor BLY94. Active components: BLY94 Coaxial cable length :…
UHF TV Antenna Booster
This is the circuit diagram of UHF band TV antenna booster with 15dB gain power. This low cost antenna booster…
15W FM RF Amplifier with 2SC2539
This is a 15W FM RF amplifier circuit which build based on RF Power Transistor 2SC2539. 2SC2539 is a silicon…
FM Wireless Microphone
Below is the circuit diagram and PCB layout of FM wireless microphone: The range of frequencies for the FM broadcast…
Active FM/AM/SW Radio Receiver Antenna
This is an active FM/AM/SW radio receiver antenna, can be used for FM radio receiver, AM radio receiver and SW…
15W FM Transmitter using BLY88C
This is long range FM transmitter with transmision power output is up to 15W. This 15W FM transmitter use power…
Mini FM Transmitter
This is a mini fm transmitter circuit. I think this is the simplest one. Simple, easy and of course... inexpensive...…
Mini AM Transmitter
This is the simple and low cost AM transmitter schematic diagram built using transistor BC109C. The circuit is in two…
Mini FM Transmitter with 2 Transistors
Here the simple and low cost FM transmitter which powered using two transistors. This circuit may be tuned to operate…