1MHz-1.1GHz 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Meter DIY Kits

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Visit store<br>Items for sale<br>About us<br>Product Details<br>Features:<br>Yellow<br>- This document describes the construction of small frequency counter with a cheap PIC microcontroller and a few seven-segment LED digits.<br>- Frequency range 1 Hz ... 50 MHz<br>- Five digits resolution (display for example x.xxxx kHz, x.xxxx MHz,<br>or xx.xxx MHz)<br>- Measuring signal amplitude can be up to 30 v<br>- 4-40 m passive crystals can measure<br>- Automatic range switching with different gate times<br>- Optional addition or subtraction of a frequency offset (programmable)<br>- Very low component count: a PIC 16F628, 5 7-segment LED displays, a 20MHz crystal and a few resistors<br>- Optional (configurable) power-saving mode which automatically turns<br>- The display off if the frequency didn't change significantly within 15seconds<br>- USB 5V or DC5-12V power supply can be used<br>Package included:<br>1x DIY Kits<br>(DIY kits, not assembled<br>)<br>1x USB cable<br>Red<br>Color: Red<br>SIze: 8 x 5.4cm<br>Suitable For:<br>Crystal measure (4M, 16M crystal)<br>Crystal measure (20M, 11.0592M crystal)<br>Features<br>This is a PIC microcontroller-based frequency meter, subtraction frequency is set with<br>crystal measurement functions and programmable, five digital display, easy and intuitive,<br>all using in-line components, the circuit is simple and easy to make<br>1. measurable frequency range of 1 Hz -50 MHz (1Hz-50MHz);<br>2. The most commonly used measure of the oscillation frequency of the crystal;<br>3. Five-digit precision resolution (eg 0.0050 kHz, 4.5765 MHz, 11.059 MHz);<br>4. Automatic range conversion, without human handover;<br>5. Programmable subtraction frequency setting, such as a transceiver for measuring equipment;<br>6. selectable power saving mode within 15 seconds if there is no significant change in the frequency automatically turn off the display;<br>7. You can use a common USB 5V interface, power supply, can also use an external DC power supply or 9V battery.<br>8. A small number of elements, all in-line components, installation is simple.<br>Instruction manual<br>1. All line elements, PCB printing press to the correct welding,<br>2. After welding is completed with a standard source input signal,<br>3. Adjust the yellow adjustable capacitor so that the display is equal to the value of the signal frequency<br>Packing Included<br>：<br>1 x 1Hz-50MHz frequency meter<br>(DIY kits, not assembled,No Case)<br>Frequency Counter<br>Specification:<br>Use 8 bit Microchip PIC16F648A,up to 1.1GHz<br>Gate time<br>0.64 seconds<br>Test sensitivity<br>1 MHz ~ 10 MHz: superior 60mVpp<br>10 MHz ~ 60 MHz: superior 60mVpp<br>60 MHz ~ 1.1 GHz: not tested<br>3) . Frequency reference<br>5032 package 13.000 MHz Warming voltage controlled crystal oscillator ( VC - TCXO) , frequency stability is ± 2.5 ppm<br>IF settings<br>The minimum frequency is adjustable in steps of 100 Hz, frequency range 0 ~ 999.9999 MHz, can be set to plus or minus IF mode<br>working voltage<br>DC input: DC 9V ~ 12V<br>working current<br>The backlight is enabled: ≤ 55 mA backlight disabling: ≤ 55 mA<br>Display<br>maximum of 8 digit display<br>physical dimensions<br>Length * width * height: 58mm × 32mm × 27mm<br>Board interface<br>RF INPUT ( measuring signal input ): XH2.54-2P side outlet port<br>ICSP INPUT (MCU programming interface ): XH2.54-6P pins<br>POWER INPUT ( Power Interface ): XH2.54-2P side outlet port<br>Package included:<br>1 x Frequency Counter Tester Measurement For Ham Radio<br>Payment Method<br>Shipping Policy<br>Returns & Refund Policy<br>Feedback<br>Payment Method<br>EBAY Managed Payment.<br>But we only<br>Accept<br>your<br>Ebay Address<br>, please Make sure it's 100% right.<br>Payment must be received in 5