Capacitance and ESR meter Peak Electonic Design ESR70

Peak Electronic Design ESR70 measuring devicePeak Electronic Design ESR70 is a capacitance and equivalent series resistance (ESR) meter designed to test electronic components both in-circuit and out-of-circuit. The device provides accurate measurements and audible indicators that allow you to quickly assess the condition of capacitors, find high ESR or incorrect capacitance values. :contentReference[oaicite:0]{index=0}

Technical Specifications* Manufacturer: Peak Electronic Design Limited * Model: ESR70 * Device type: Capacitance and ESR meter * Measurement modes: ESR (equivalent series resistance) and capacitance * ESR measurement range: 0.00 Ω – 40.0 Ω * ESR resolution: up to 0.01 Ω * Capacitance measurement range: approximately 0.3 µF to 90,000 µF * In-circuit measurement (even with the capacitor connected in the circuit) * Automatic start of analysis after connecting the device * Audible indicators for different ESR levels * Polarity-independent connection (suitable for either side) * Integrated capacitor discharge circuit during measurement * Test frequency for ESR measurements: ~50–100 kHz * Display: LCD with backlight * Power supply: AAA battery (1.5 V, included) * Auto power off after non-use * Test leads: 2 mm with gold-plated contacts, ~45 cm long :contentReference[oaicite:1]{index=1}--------------------

Application* Diagnostics of electronic components * Capacitor capacitance and ESR testing * Repair and diagnostics of electronic circuits * PCB testing (even with a capacitor in the circuit) * Technical maintenance and servicing * Quality control of electronic devices