Quimat DSO138 Pocket-Size Digital Oscilloscope Kit Open Source 2.4" TFT 1Msps with Probe and Protective Case, Welded Version (Case Needs to be Assembled)

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Counter - TOOGOO (R) 50 MHz Crystal Oscillator Frequency counter Testers DIY Kit 5 Resolution Digital Red
Optional mode of power saving: can automatically convert the display if the frequency does not change significantly in 15 seconds
Very small number of components: a PIC16F628, 5, 7-segment LED screens, a 20 MHz crystal and some resistors
Material: PCB;. Frequency range: 1 Hz-50 MHz
Glass Test Range: 4 KHz-48 KHz
Built Item Size: 8 * 5.5 * 0.7 cm / 3.2 * 2.2 * 0.3 inches
List package: 1 * Frequency Counter
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.

Color: Red, Simple Construction , compact design, easy to install and debug.
Designed to measure the frequency of oscillation of most crystal oscillators.
Based on PIC microcontroller can measure the frequency of 1 Hz to 50 MHz.
Five digits of precision, for example kHz x.xxxx, MHz or xx.xxx x.xxxx MHz.
General for feeding USB interface can be used for power supply, AC adapter or a battery of 9 V can be used too, it is used.

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Counter - TOOGOO (R) 50 MHz Crystal Oscillator Frequency counter Testers DIY Kit 5 Resolution Digital Red

Product Review