Enhance your frequency measurement projects with this high-performance Frequency Measurement Module, featuring a 1.2GHz frequency counter powered by Microchip’s reliable 8-bit PIC16F648A microcontroller. Designed for precision and versatility, this module supports a wide measuring range from 1MHz to 1.2GHz with an impressive accuracy of ±100Hz, making it ideal for DIY transceivers and regular frequency measurement applications. Key Features: · **Wide Frequency Range & High Accuracy:** Measures frequencies from 1MHz up to 1.2GHz with ±100Hz accuracy, ensuring precise frequency readings for various electronic and communication projects. · **Dual Intermediate Frequency Design:** Allows independent preset of intermediate frequency values and plus/minus modes with a minimum adjustable step of 100Hz across a range of 0 to 999.9999MHz for flexible frequency offset handling. · **Stable Frequency Reference:** Equipped with a 13.000MHz temperature-compensated voltage-controlled crystal oscillator (VC-TCXO) with ±2.5ppm stability, providing reliable and consistent frequency benchmarks. · **Clear LCD Display:** Features an LCD0802 screen capable of displaying up to 7 digits, with automatic blanking of invalid leading zeros for easy and clear frequency readouts. · **User-Friendly Interface:** Double button control offers intuitive operation and a smooth man-machine interface, making configuration and adjustments straightforward. · **Anti-Reverse Power Protection:** Designed with reverse polarity protection to prevent damage from incorrect power supply connection, supporting a working voltage range of DC 9V to 12V. · **Low Power Consumption:** Operates efficiently with a working current under 55mA when backlight is enabled, suitable for battery-powered setups. · **Automatic EEPROM Storage:** All settings are automatically saved in EEPROM and recalled upon power-on, ensuring convenience and consistency in repeated use. · **Onboard Interfaces:** Includes RF input (XH2.54-2P square socket) for measurement signals, ICSP input (XH2.54-6P pin) for MCU programming, and power input (XH2.54-2P square socket) for easy connectivity. Specifications: · Item Type: Frequency Measurement Module · Material: PCB · Measuring Range: 1MHz – 1.2GHz · Measurement Accuracy: ±100Hz · Gate Time: 0.64 seconds · Display: LCD0802, up to 7 digits · Frequency Reference: 13.000MHz VC-TCXO, ±2.5ppm stability · Working Voltage: DC 9V – 12V (with reverse polarity protection) · Working Current: <55mA (backlight enabled) · Channel Sensitivity: Varies by frequency, optimized for broad frequency spectrum sensitivity Package Includes: · 1 x Frequency Measurement Module This Frequency Measurement Module is an essential tool for electronics enthusiasts and professionals seeking accurate frequency display and measurement. Its robust design, precise frequency handling, and user-friendly features make it perfect for DIY transceiver projects and a wide range of frequency measurement tasks. Ensure stable and reliable frequency monitoring with this versatile and durable module.