UHF 433Mhz Transmitter ******
UHF 433Mhz Receiver ******
UHF VCO
UHF remote control
UHF 100w amplifier
UHF oscillator
UHF preamplifier
UHF VCO
Ultrasound using PIC ******
Ultrasonic rangefinder
Ultrasonic detector
Ultrasonic generator
Ultrasonic motion detector
Ultrasonic parking sonar
Ultrasonic pest repeller
Ultrasonic radar
Ultrasonic range & imager
Ultrasonic range finder
Ultrasonic circuits
Ultrasonic switch
Unijunction transistor
UPS supply
UPS for USB devices
USB Interface Circuit ******

Variable gain amplifier
Variable gain amplifier low noise
VHF 20dB amplifier
VHF low-pass filter
VHF beacon transmitter
VHF transmitter
VHF/FM transistor radios
VHF/UHF TV modulator
Video Chroma filter ******
Video amplifier
Video S-to-composite ******
Video amplifier
Video Camera Intruder Detector ******
Voltage doubler

Water level alarm
Water level reference design
Water level sensing circuit
Water level sensor
Wattmeter AC
Wattmeter
Waveform conversion
Wideband AGC
Wideband white noise generator

 

CIRCUITS STARTING FROM "U" to "Z"