1Hz-50MHz Crystal Oscillator Tester Frequency Counter DIY Kits Meter W/Case

• Popularity - 5898 views, 842.6 views per day, 7 days on eBay. Super high amount of views. 40 sold.
• Price - Avg: $0.00, Low: $0.00, High: $0.00. Best quality when compared to PicClick similar items.
• Seller - + items sold. 0% negative feedback. Great seller with very good positive feedback and over 50 ratings.

1Hz-50MHz Crystal Oscillator Tester Frequency Counter DIY Kits Meter w/Case<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(DIY kits, not assembled)<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>1 x 1Hz-50MHz frequency meter (DIY kits, not assembled,No Case, No usb cable)<br>Payment<br>Shipping<br>Refund<br>Payment<br>We only accept payment through Paypal.<br>Items will go to post within 1-2 business days after payment confirmed.<br>Shipping<br>1. We ship to Worldwide.<br>2. We only ship to confirmed PAYPAL address; your PAYPAL address must match your Shipping address.<br>3. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy. Shipping fee has including the local handing and packaging fee.<br>4. All the items will be shipping within 1-2 working days after receiving the payment, except some holidays.<br>5. We will not be responsible for any custom delay or tax, because transit time is highly depended and provided by postal Service.<br>6. If you have any problem, please contact us via message, we will reply message within 1-2 working days, please wait for patient.<br>Refund<br>If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.<br>We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.<br>If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.<br>If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.<br>On Jul-23-18 at 08:32:13 PDT, seller added