购买 Standard Arduino Frequency Counter

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$11.16
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter For Arduino Board
AliExpress
$11.16
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter For Arduino Board
AliExpress
$12.36
$16.48
DC 9V-12V 1Mhz-1.2Ghz Frequency Counter Tester RF Meter Module Measurement Module LCD0802 LCD Screen
AliExpress
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折扣 25%
$12.36
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DC 9V-12V 1Mhz-1.2Ghz Frequency Counter Tester RF Meter Module Measurement Module LCD0802 LCD Screen
AliExpress
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$12.19
$21.65
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Cymometer Module Tester Meter
AliExpress
Free shipping
折扣 43%
$12.19
$21.65
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Cymometer Module Tester Meter
AliExpress
Free shipping
$19.53
$39.07
5Hz100mhz RF Signal Frequency Counter / PWM Signal Generator/ 0-5V Voltmeter LCD Digital Frequency
AliExpress
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折扣 50%
$19.53
$39.07
5Hz100mhz RF Signal Frequency Counter / PWM Signal Generator/ 0-5V Voltmeter LCD Digital Frequency
AliExpress
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$9.08
$11.35
8-Bit RF Signal Frequency Counter Cymometer LED Display Frequency Module 0.1Mhz1200mhz Frequency
AliExpress
折扣 20%
$9.08
$11.35
8-Bit RF Signal Frequency Counter Cymometer LED Display Frequency Module 0.1Mhz1200mhz Frequency
AliExpress
$14.91
$30.47
10Mhz Frequency Meter DIY Kit Frequency Counter AVR Frequency With Shell Counter Cymometer Frequency
Aliexpress
Free shipping
折扣 51%
$14.91
$30.47
10Mhz Frequency Meter DIY Kit Frequency Counter AVR Frequency With Shell Counter Cymometer Frequency
Aliexpress
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$5.73
$16.91
1Lot DIY Kits RF 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter Digital LED
AliExpress
折扣 66%
$5.73
$16.91
1Lot DIY Kits RF 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter Digital LED
AliExpress
$14.51
$28.18
PLJ-0802 Frequency Counter Module 1Mhz-1200Mhz RF Signal Frequency Meter Tester ±2.5Ppm TCXO LCD
AliExpress
折扣 48%
$14.51
$28.18
PLJ-0802 Frequency Counter Module 1Mhz-1200Mhz RF Signal Frequency Meter Tester ±2.5Ppm TCXO LCD
AliExpress
$19.89
1Khz-100Mhz RF Frequency Counter High Precision Digital Freq Meter Measurement For Ham Radio
AliExpress
Free shipping
$19.89
1Khz-100Mhz RF Frequency Counter High Precision Digital Freq Meter Measurement For Ham Radio
AliExpress
Free shipping
$10.40
$20.00
DC 5V 200100Mhz Frequency Counter SJ8K24P-T 10Hz/1Hz High-Precision Frequency Test Pen MCU Test
AliExpress
折扣 48%
$10.40
$20.00
DC 5V 200100Mhz Frequency Counter SJ8K24P-T 10Hz/1Hz High-Precision Frequency Test Pen MCU Test
AliExpress
$9.15
$18.29
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
Free shipping
折扣 49%
$9.15
$18.29
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
Free shipping
$9.76
$10.72
High Accuracy 500Mhz Frequency Counter RF Meter Module Tester Measurement Module LCD Display For
AliExpress
$9.76
$10.72
High Accuracy 500Mhz Frequency Counter RF Meter Module Tester Measurement Module LCD Display For
AliExpress
$8.51
$11.99
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
折扣 29%
$8.51
$11.99
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
$115.24
2.4Ghz High Resolution Frequency Counter (DVM13MFC2U)
Saelig Company Inc
$115.24
2.4Ghz High Resolution Frequency Counter (DVM13MFC2U)
Saelig Company Inc
$8.05
$17.08
OOTDTY 1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter
AliExpress
折扣 52%
$8.05
$17.08
OOTDTY 1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter
AliExpress
$3.74
1/5/10PCS 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter 5 Bits Digital Precision Display LED
AliExpress
$3.74
1/5/10PCS 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter 5 Bits Digital Precision Display LED
AliExpress
$13.40
$26.28
1Khz To 100Mhz Frequency METER OLED Frequency Display High-Precision Frequency Counter FOR RF
AliExpress
折扣 49%
$13.40
$26.28
1Khz To 100Mhz Frequency METER OLED Frequency Display High-Precision Frequency Counter FOR RF
AliExpress
$18.55
High Accuracy 1-500Mhz Frequency Counter Tester RF Meter Module Measurement Module LCD Display With
AliExpress
Free shipping
$18.55
High Accuracy 1-500Mhz Frequency Counter Tester RF Meter Module Measurement Module LCD Display With
AliExpress
Free shipping
$18.31
$32.51
Red Green Blue 0.1 To 65Mhz RF Signal Frequency Counter DC 8V15V With LED Display Digital Cymometer
AliExpress
Free shipping
折扣 43%
$18.31
$32.51
Red Green Blue 0.1 To 65Mhz RF Signal Frequency Counter DC 8V15V With LED Display Digital Cymometer
AliExpress
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$8.50
$10.62
0.1Mhz To 65Mhz RF Signal Frequency Counter DC 8V-15V Red Green Blue LED Display Digital Cymometer
AliExpress
折扣 19%
$8.50
$10.62
0.1Mhz To 65Mhz RF Signal Frequency Counter DC 8V-15V Red Green Blue LED Display Digital Cymometer
AliExpress
$154.17
$158.94
By BGTBL FA-3 FA3 Frequency Counter Frequency Meter 1Hz-6G 11Bit/Sec FA-3 FREQ COUNTER
AliExpress
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$154.17
$158.94
By BGTBL FA-3 FA3 Frequency Counter Frequency Meter 1Hz-6G 11Bit/Sec FA-3 FREQ COUNTER
AliExpress
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$18.48
$37.38
1Khz To 100Mhz Frequency METER OLED Frequency Display High-Precision Frequency Counter FOR RF
AliExpress
Free shipping
折扣 50%
$18.48
$37.38
1Khz To 100Mhz Frequency METER OLED Frequency Display High-Precision Frequency Counter FOR RF
AliExpress
Free shipping
$18.98
$20.05
0.1Mhz To 1200Mhz RF Signal Frequency Counter LED Display Digital Cymometer Meter Test Module 8
AliExpress
Free shipping
$18.98
$20.05
0.1Mhz To 1200Mhz RF Signal Frequency Counter LED Display Digital Cymometer Meter Test Module 8
AliExpress
Free shipping
$10.16
$22.09
200Hz-100Mhz Frequency Counter DC 5V High Precision 10Hz/1Hz RF Meter With 0.91 Inch OLED Display
AliExpress
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折扣 54%
$10.16
$22.09
200Hz-100Mhz Frequency Counter DC 5V High Precision 10Hz/1Hz RF Meter With 0.91 Inch OLED Display
AliExpress
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$16.82
$35.50
DC 8-10V Frequency Display Module 20Mhz-2.7Ghz Frequency Counter 0.96-Inch OLED RF Digital Signal
AliExpress
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折扣 52%
$16.82
$35.50
DC 8-10V Frequency Display Module 20Mhz-2.7Ghz Frequency Counter 0.96-Inch OLED RF Digital Signal
AliExpress
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$18.60
$37.63
RF1-500Mhz High Precision Frequency Counter Tester Module Digital PLJ-0802-E LCD0802 DC 9-12V LCD
AliExpress
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折扣 50%
$18.60
$37.63
RF1-500Mhz High Precision Frequency Counter Tester Module Digital PLJ-0802-E LCD0802 DC 9-12V LCD
AliExpress
Free shipping
$8.76
$10.95
1Mhz-1.2Ghz RF Frequency Counter Tester PLJ-0802-E Digital LCD Screen Display Meter For Ham Radio DC
AliExpress
折扣 19%
$8.76
$10.95
1Mhz-1.2Ghz RF Frequency Counter Tester PLJ-0802-E Digital LCD Screen Display Meter For Ham Radio DC
AliExpress
$18.55
$19.17
1-1200Mhz 1Mhz-1.2Ghz RF Frequency Counter Tester Digital PLJ-0802-E DC 9-12V LCD Meter
AliExpress
Free shipping
$18.55
$19.17
1-1200Mhz 1Mhz-1.2Ghz RF Frequency Counter Tester Digital PLJ-0802-E DC 9-12V LCD Meter
AliExpress
Free shipping
$18.17
$36.75
1Khz100mhz Frequency Counter OLED Display RF Signal Frequency Meter Measurement LF MF HF VHF FM
AliExpress
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折扣 50%
$18.17
$36.75
1Khz100mhz Frequency Counter OLED Display RF Signal Frequency Meter Measurement LF MF HF VHF FM
AliExpress
Free shipping
$19.54
1Khz100mhz Frequency Counter 0.96" OLED Display Digital RF Frequency Meter Detector High-Precision
AliExpress
Free shipping
$19.54
1Khz100mhz Frequency Counter 0.96" OLED Display Digital RF Frequency Meter Detector High-Precision
AliExpress
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$13.59
$26.38
Frequency Counter 20Mhz2.7Ghz LED Display Module RF Digital Signal Frequency Meter High-Precision
AliExpress
折扣 48%
$13.59
$26.38
Frequency Counter 20Mhz2.7Ghz LED Display Module RF Digital Signal Frequency Meter High-Precision
AliExpress
$9.30
$13.29
High Precision Crystal Oscillator Measuring Circuit 1Hz-50Mhz Digital Frequency Counter Module DIY
AliExpress
折扣 30%
$9.30
$13.29
High Precision Crystal Oscillator Measuring Circuit 1Hz-50Mhz Digital Frequency Counter Module DIY
AliExpress
$18.46
$19.53
1Khz-100Mhz Frequency Meter High-Precision Frequency Signal Counter PLJ-096OLED-L1 DC 4.5-9V
AliExpress
Free shipping
$18.46
$19.53
1Khz-100Mhz Frequency Meter High-Precision Frequency Signal Counter PLJ-096OLED-L1 DC 4.5-9V
AliExpress
Free shipping
$10.99
$14.23
DC5V 200Hz To 100Mhz Frequency Meter Module OLED Display High-Precision Frequency Counter Pen
AliExpress
折扣 22%
$10.99
$14.23
DC5V 200Hz To 100Mhz Frequency Meter Module OLED Display High-Precision Frequency Counter Pen
AliExpress
$15.58
$32.89
0.96-Inch OLED Frequency Counter Display Module With ±2.5Ppm TCXO For RF Signal Measurement
AliExpress
Free shipping
折扣 52%
$15.58
$32.89
0.96-Inch OLED Frequency Counter Display Module With ±2.5Ppm TCXO For RF Signal Measurement
AliExpress
Free shipping
$19.62
$20.27
DC 9-12V 1Mhz-1.2Ghz RF Frequency Counter Tester Digital Cymometer PLJ-0802-E LCD 0802 Screen For
AliExpress
Free shipping
$19.62
$20.27
DC 9-12V 1Mhz-1.2Ghz RF Frequency Counter Tester Digital Cymometer PLJ-0802-E LCD 0802 Screen For
AliExpress
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Simple Frequency Counter Using Arduino
Simple Frequency Counter Using Arduino
2020年12月2日
instructables.com
Arduino Frequency Counter | Arduino Projects
2:09
Arduino Frequency Counter | Arduino Projects
2019年11月19日
simple-circuit.com
Arduino Frequency Counter
Arduino Frequency Counter
已浏览 10.4万 次2020年10月1日
instructables.com
Simple Frequency Counter Using Arduino
Simple Frequency Counter Using Arduino
2020年12月2日
hackster.io
Frequency Counter using Arduino
0:35
Frequency Counter using Arduino
2016年6月13日
circuitdigest.com
Arduino As An Inexpensive Ham Radio Frequency Counter
Arduino As An Inexpensive Ham Radio Frequency Counter
2013年2月9日
hackaday.com
Measure Mains Frequency Using Arduino
Measure Mains Frequency Using Arduino
已浏览 9074 次2020年9月30日
instructables.com
DIY 6.5MHz Arduino frequency meter 7segment displ
已浏览 883 次2020年11月28日
hackaday.io
DIY simple Arduino Frequency Meter up to 6.5MHz
2020年9月16日
hackaday.io
Arduino precision frequency counter 5 or 120 MHz hits Kickstar…
已浏览 2007 次2020年12月1日
geeky-gadgets.com
Simple STM32 Frequency meter from 1Hz to 30 MHz-Arduino IDE
2023年9月23日
hackster.io
Frequency Meter
已浏览 3218 次2020年10月11日
instructables.com
Easy Frequency Counter Looks Good, Reads To 6.5 MHz
2020年12月10日
hackaday.com
| Details | Hackaday.io
2023年9月22日
hackaday.io
0:16
Arduino-based frequency counter working and how to build one
已浏览 798 次1 个月前
YouTubeLearn Tech
Fairly Easy - Frequency Counter - Electronic Kit Build (part 1)
已浏览 4.1万 次2017年1月8日
YouTubeJulian Ilett
How to measure Frequency using Arduino ???
已浏览 889 次2023年5月18日
YouTubeThe Engineering Projects
High Frequency Counter with Arduino
2022年9月14日
ee-diary.com
Arduino 220V AC frequency counter
已浏览 7139 次2019年11月18日
YouTubeSimple Projects
6:39
How To Make Digital Frequency Meter
已浏览 3.5万 次2020年8月13日
YouTubeKiyani's Lab
3:54
Arduino Tutorial: Tachometer (RPM Counter)
已浏览 31.3万 次2019年5月24日
YouTubeInterlinkKnight
3:58
AD9833 Programmable Waveform Generator
已浏览 4.8万 次2021年2月17日
YouTubeAnas Kuzechie
3:07
Arduino-Based Frequency Counter
已浏览 1万 次2020年11月29日
YouTubeAnas Kuzechie
6:08
Arduino Analog Inputs
已浏览 7.5万 次2018年8月4日
YouTubeHackTheWorld
6:52
DIY Frequency Counter Without Microcontroller
已浏览 2.8万 次2020年1月22日
YouTubeMousa - Simple Projects
7:06
14 Band Spectrum Analyzer Part.1 | Tutorial using Arduino & WS2812
已浏览 18.6万 次2019年10月14日
YouTubePLATINUM
7:36
Arduino Basics Change your PWM Frequency
已浏览 9.4万 次2017年6月4日
YouTubelearnelectronics
3:07
Simple Step Counter Using Arduino
已浏览 3104 次2021年1月10日
YouTubeArduinoProjects
11:11
Super simple Arduino Frequency Counter
已浏览 10.3万 次2017年8月30日
YouTubelearnelectronics
5:35
Identifying Premises and Conclusions
已浏览 38.6万 次2013年1月31日
YouTubeKevin deLaplante
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购买 Standard Arduino Frequency Counter

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$11.16
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter For Arduino Board
AliExpress
$11.16
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter For Arduino Board
AliExpress
$12.36
$16.48
DC 9V-12V 1Mhz-1.2Ghz Frequency Counter Tester RF Meter Module Measurement Module LCD0802 LCD Screen
AliExpress
Free shipping
折扣 25%
$12.36
$16.48
DC 9V-12V 1Mhz-1.2Ghz Frequency Counter Tester RF Meter Module Measurement Module LCD0802 LCD Screen
AliExpress
Free shipping
$12.19
$21.65
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Cymometer Module Tester Meter
AliExpress
Free shipping
折扣 43%
$12.19
$21.65
1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Cymometer Module Tester Meter
AliExpress
Free shipping
$19.53
$39.07
5Hz100mhz RF Signal Frequency Counter / PWM Signal Generator/ 0-5V Voltmeter LCD Digital Frequency
AliExpress
Free shipping
折扣 50%
$19.53
$39.07
5Hz100mhz RF Signal Frequency Counter / PWM Signal Generator/ 0-5V Voltmeter LCD Digital Frequency
AliExpress
Free shipping
$9.08
$11.35
8-Bit RF Signal Frequency Counter Cymometer LED Display Frequency Module 0.1Mhz1200mhz Frequency
AliExpress
折扣 20%
$9.08
$11.35
8-Bit RF Signal Frequency Counter Cymometer LED Display Frequency Module 0.1Mhz1200mhz Frequency
AliExpress
$14.91
$30.47
10Mhz Frequency Meter DIY Kit Frequency Counter AVR Frequency With Shell Counter Cymometer Frequency
Aliexpress
Free shipping
折扣 51%
$14.91
$30.47
10Mhz Frequency Meter DIY Kit Frequency Counter AVR Frequency With Shell Counter Cymometer Frequency
Aliexpress
Free shipping
$5.73
$16.91
1Lot DIY Kits RF 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter Digital LED
AliExpress
折扣 66%
$5.73
$16.91
1Lot DIY Kits RF 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter Digital LED
AliExpress
$14.51
$28.18
PLJ-0802 Frequency Counter Module 1Mhz-1200Mhz RF Signal Frequency Meter Tester ±2.5Ppm TCXO LCD
AliExpress
折扣 48%
$14.51
$28.18
PLJ-0802 Frequency Counter Module 1Mhz-1200Mhz RF Signal Frequency Meter Tester ±2.5Ppm TCXO LCD
AliExpress
$19.89
1Khz-100Mhz RF Frequency Counter High Precision Digital Freq Meter Measurement For Ham Radio
AliExpress
Free shipping
$19.89
1Khz-100Mhz RF Frequency Counter High Precision Digital Freq Meter Measurement For Ham Radio
AliExpress
Free shipping
$10.40
$20.00
DC 5V 200100Mhz Frequency Counter SJ8K24P-T 10Hz/1Hz High-Precision Frequency Test Pen MCU Test
AliExpress
折扣 48%
$10.40
$20.00
DC 5V 200100Mhz Frequency Counter SJ8K24P-T 10Hz/1Hz High-Precision Frequency Test Pen MCU Test
AliExpress
$9.15
$18.29
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
Free shipping
折扣 49%
$9.15
$18.29
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
Free shipping
$9.76
$10.72
High Accuracy 500Mhz Frequency Counter RF Meter Module Tester Measurement Module LCD Display For
AliExpress
$9.76
$10.72
High Accuracy 500Mhz Frequency Counter RF Meter Module Tester Measurement Module LCD Display For
AliExpress
$8.51
$11.99
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
折扣 29%
$8.51
$11.99
8 Bit RF Signal Frequency Counter LED Display Frequency Module Measures Frequency From 0.1Mhz To
AliExpress
$115.24
2.4Ghz High Resolution Frequency Counter (DVM13MFC2U)
Saelig Company Inc
$115.24
2.4Ghz High Resolution Frequency Counter (DVM13MFC2U)
Saelig Company Inc
$8.05
$17.08
OOTDTY 1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter
AliExpress
折扣 52%
$8.05
$17.08
OOTDTY 1Hz-75Mhz Frequency Counter 7V-9V 50Ma DIY Kit Cymometer Module Tester Meter
AliExpress
$3.74
1/5/10PCS 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter 5 Bits Digital Precision Display LED
AliExpress
$3.74
1/5/10PCS 1Hz-50Mhz Crystal Oscillator Frequency Counter Meter 5 Bits Digital Precision Display LED
AliExpress
$13.40
$26.28
1Khz To 100Mhz Frequency METER OLED Frequency Display High-Precision Frequency Counter FOR RF
AliExpress
折扣 49%
$13.40
$26.28
1Khz To 100Mhz Frequency METER OLED Frequency Display High-Precision Frequency Counter FOR RF
AliExpress
$18.55
High Accuracy 1-500Mhz Frequency Counter Tester RF Meter Module Measurement Module LCD Display With
AliExpress
Free shipping
$18.55
High Accuracy 1-500Mhz Frequency Counter Tester RF Meter Module Measurement Module LCD Display With
AliExpress
Free shipping