GOS-6021/6020 is a 20MHz dual-channel handheld oscilloscope with a microprocessor-based operating system that controls the instrument's many functions, including a cursor readout device, digital panel settings, and a cursor function that allows the text symbols on the screen to directly read voltage, time, frequency, and test for easy operation. There are ten different panel settings that can be stored and recalled at will.
This manual introduces the GOS-6021/6020 handheld oscilloscope, covering safety markings, product features, technical specifications, and detailed operating procedures. It explains panel layout, input connectors, trigger modes, cursor measurements, and common measurement applications.
Additional sections cover power‑supply selection, fuse replacement, maintenance, and service instructions for qualified technicians, ensuring safe and reliable operation in a variety of environments. This manual is written in Chinese.
| Frequency range | DC – 2 MHz |
|---|---|
| Maximum input voltage (general) | 30 V (DC + AC peak) @ 1 kHz |
| Input impedance | ≈ 47 kΩ |
| Power consumption | ≈ 60 VA |
| Dimensions | 275 mm W × 130 mm H × 370 mm D |
The CHI and CH2 inputs can tolerate up to 400 V (DC + AC peak).
It can measure signals from DC up to 2 MHz.
The input impedance is approximately 47 kΩ.