Choosing an oscilloscope in 2021. Testing 4 models on the bench. Assembling an Arduino + AD9850 g...
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► Oscilloscope Instrustar ISDS205A https://rz6.ru/128?erid=2SDnjchTEHW
► Oscilloscope Hantek 6022BE https://rz6.ru/129?erid=2SDnjd5h3Wg
► Oscilloscope probes https://rz6.ru/130?erid=2SDnjdK2w3n
► USB oscilloscope 12 bit https://rz6.ru/131?erid=2SDnjeJrT3E
► USB isolator 1 port https://rz6.ru/104?erid=2SDnjc4PCkx
► USB isolator 4 port + power supply https://rz6.ru/200?erid=2SDnjdsQtac
► AD9850 generator module https://rz6.ru/175?erid=2SDnjeU3W4Y
► 5-button keyboard module https://rz6.ru/39?erid=2SDnjeb9dig
► Display module 1602A https://rz6.ru/41?erid=2SDnjdg5Yqv
► Arduino Nano https://rz6.ru/33?erid=2SDnjeN5Y3a
► Arduino UNO https://rz6.ru/34?erid=2SDnjcC4vaC
► Arduino MEGA https://rz6.ru/35?erid=2SDnjepVXFn
► POWER SUPPLY DPS-5020 https://rz6.ru/0?erid=2SDnjdoD2Rn
► SOLDERING IRON from video https://rz6.ru/1?erid=2SDnjcKTrY8
► Soldering iron with tin suction https://rz6.ru/2?erid=2SDnje4HgfS
► MULTIMETER https://rz6.ru/160?erid=2SDnjexHy5i
► OSCILLOSCOPE https://rz6.ru/9?erid=2SDnjcbfLiU
► STRIPPER PLIERS https://rz6.ru/13?erid=2SDnjcnJhY4
► WIRE CUTTERS https://rz6.ru/14?erid=2SDnjcwCdE8
► CRIMPING https://rz6.ru/15?erid=2SDnjecdxUx
0:00 This video is for informational purposes only and is not an official test of the devices shown in it
0:07 Choosing an oscilloscope in 2021
1:01 What is an oscilloscope and how is it different from a voltmeter
1:37 How do oscilloscopes differ from each other?
2:12 Why do you need a high-frequency oscilloscope?
2:59 Review of oscilloscopes included in the review. Velleman HSP-140.
3:30 Why do you need a probe with a divider?
4:53 Atten ADS1022C. Why do you need a dual-channel oscilloscope?
5:29 How does a dual-beam oscilloscope differ from a dual-channel one?
7:03 Analog oscilloscope C1-94
8:28 A disadvantage typical for all analog oscilloscopes
8:41 USB oscilloscope Velleman PCSU1000
9:52 What are the main characteristics of a digital USB oscilloscope?
10:23 Galvanic isolation of a USB oscilloscope. USB isolator device.
10:52 Comparing the ADC resolution and the data transfer rate with the computer.
12:03 Practical part. Test bench.
12:21 Assembling a DDS generator based on Arduino. The principle of DDS operation.
12:45 Generator device. Processor, keyboard, display, AD9850.
13:11 Functions and device of AD9850 from Analog Devices
13:54 Schematic diagram of the DDS generator.
15:41 Sketch of the DDS generator. Explanation of operation.
19:48 Let's start testing oscilloscopes!
20:23 Test conditions and connection methods.
21:12 Sine wave 1 Khz - 35 MHz
23:42 Meander 1 Khz - 35 MHz
25:00 Input channel sensitivity and noise level test
28:14 Summarizing the test results
29:34 Thanks for watching! Tom's Big Workshop channel.
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