لینک مداراتی مربوط به سنجش واحد ها
  • Audible continuity tester
  • Wire tracer
  • Signal generator for signal tracer
  • Electronic level
  • Digital volt meter
  • Adjustable continuity tested
  • Frequency counter
  • Tri-Waveform Generator
  • 220V live wire-in-wall scanner
  • 50 MHz frequency counter, voltage meter & SWR/PWR indicator
  • Owens Bridge Inductance Measurement Device
  • ESR Meter
  • Line Output / Flyback transformer tester
  • PC-Based Digital Storage Oscilloscope (DSOA)
  • PC Based Digital Storage Oscilloscope Mk3
  • Simple 6-Digit 40MHz Frequency Counter Module
  • Automatic stud detector
  • Capacitance meter
  • Capacitance meter
  • AC Line Current Detector
  • Triangle and Squarewave Generator
  • Signal tracer / injector
  • Voltage probe
  • Live line detector
  • Grid dip meter
  • PCB VSWR bridge
  • Electric field & leakage detector
  • Simple polarity detector
  • RCM710 Electronic Scale
  • 3 - 12 MHz Signal Generator
  • Some simple test equipment to build
  • RF Power Meter for the QRPer
  • Dip Oscillator for HF
  • Two Tone Audio Oscillator (use for SSB tests)
  • Simple pH meter
  • Temperature compensated pH meter
  • pH meter with calibration
  • Four Channel Oscilloscope Adapter
  • Arbitrary Waveform Generator
  • Digital Pressure Gauge
  • Remote Field Strength Meter
  • Digital frequency counter
  • Function generator
  • High / Low indicator
  • AC/DC LED Indicator
  • Micro ohm meter
  • Micro volt probe
  • MOSFET tester
  • Power factor meter
  • Ramp generator
  • LASER/LED light output intensity meter (PDF)
  • Frequency and capacitance meter
  • Resistor decade box
  • 1.2GHz frequency counter
  • Simple light sensor adapter for oscilloscope
  • Time Domain Reflectometer (TDR)
  • UTP cable tested
  • pH Meter
  • Multi Wire Cable Tester
  • Connection tester
  • EMF field probe
  • Function generator
  • Logic probe
  • Zener diode tester
  • Mini DDS (direct digital synthesizer)
  • LCD frequency counter (PIC16F84)
  • Light meter
  • Tonal voltmeter gives audible indication of voltage level
  • AC Millivoltmeter
  • DC millivolt meter
  • Fluxmeter to DVM input
  • XR2206 function generator
  • Low-cost dot/bar generator
  • Milli-ohm adapter
  • Deflection amplifier for oscilloscopes
  • Polarity sensing continuity tester
  • Sensitive RF voltmeter
  • Signal injector
  • Pulse Reading Logic Probe
  • Pink Noise Generator for Audio Testing
  • Audio Millivoltmeter
  • Audio Test Oscillator
  • Full Featured Transistor Tester
  • Opamp Design and Test Board
  • Microphone Circuit Test Oscillator
  • Distortion Analyser
  • Self Oscillating Amplifier for Distortion Testing
  • 120MHz frequency counter
  • Build a Magnetic Field Immunity Tester
  • 555 Timer IC Tester
  • 555 go / no-go tester
  • 12V Lead-Acid Battery Monitor
  • Continuity tester 2
  • Continuity tester
  • Logic probe
  • 4-channel DSO for oscilloscope
  • Beeper to find short circuits
  • In-circuit electrolytic tester
  • PIC logic probe with pulser
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