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Protek
820 20MHz Hand-Held DSO/DMM
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Protek 820
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Features:
- 20Mhz bandwidth
- Model 820F has USB Flash Memory
- Built in High accuracy 6000 count True RMS DMM
- 200MS/s
- 20 automatic waveform Measurements
- Self test and Self calibration
- Help menu
- 125KB record length for each channel
- 10 waveforms and setups may be stored and recalled
- USB port,Software and cable included
- High Resolution 320x 240 pixel Monochrome LCD
- Edge/Pulse width, TV/Pattern and Delay trigger modes
- Size: 8.3" (H) x 4.2" (W) x 2.2" (D)
- Weight: 2.6 lbs
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| 820 |
20 MHz Handheld DSO/True RMS DMM |
$1072.00 |
| $921.92 |  |
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| 820F |
820 with Flash Memory host port installed |
$1215.00 |
| $1044.90 | |
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| 840 |
40 MHz Handheld DSO/True RMS DMM |
$1336.00 |
| $1148.96 | |
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| 840F |
840 with Flash Memory host port installed |
$1462.00 |
| $1257.32 | |
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| 860 |
60 MHz Handheld DSO/True RMS DMM |
$1559.00 |
| $1340.74 | |
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| 860F |
860 with Flash Memory host port installed |
$1686.00 |
| $1449.96 | |
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Specifications
| Vertical |
| No. Inputs |
2 |
| Analog Bandwidth |
20MHz |
| Rise Time |
< 17.5ns |
| Sensitivity |
5mV to100V/div (in a 1,2,5 sequence) |
| Resolution |
8 bit |
| Offset |
±5 div from the center |
| Vertical Accuracy |
±3 % |
| Input Impedance |
1MΩ ±1% |
| 20pF ±1.3pF |
| Max. Input Voltage |
300V DC or AC peak |
| Probe Attenuation |
x1 and x10 |
| Horizontal |
| Sweep Rate |
50ns/Div to 50s/Div |
| Time Base Accuracy |
±0.01% |
| Acquisition System |
| Acquisition Modes |
Sample, Peak detect, Envelope, Average |
| Sample Rate |
200Ms/S |
| Sample Rate Accuracy |
100ppm |
| Record Length |
125KB/Channel |
| Waveform Interpolation |
Dot, Linear, Sine, and Pulse |
| Peak Detect |
10ns minimum |
| Averages |
2 to 256 |
| Trigger |
| Sensitivity |
0.5 Div (DC to 5MHz) |
| Trigger Types |
Edge, Pulse width, Video |
| Coupling |
AC, DC HF-Reject, LF-Reject, Noise Reject |
| Modes |
Normal, Single, Roll, Auto |
| Trigger Level Range |
±20 Div from the center of the screen |
| Trigger Level Accuracy |
±0.4 Div |
| Trigger Source |
CHA and CHB |
| Video Trigger |
| Video Trigger sensitivity |
0.7 Div |
| Video Type |
NTSC, PAL, Secam |
| Measurements |
| Types |
P-P, Max, Amplitude, Top, Base, Pos/Neg over shoot, Pre-shoot, RMS, Mean, One cycle mean, Freq., Period, ±Width, ±Duty cycle, Rise/Fall time, Delay and Phase shift |
| Cursors |
DV, DT |
| Weighting |
Rectangular, Hamming, Hanning and Blackman-Harris |
| Amplitude Display |
1, 2, 5, 10dB/Div |
| Maximum Frequency |
1.25GHz |
| Memory |
10 waveforms and settings saved and recalled |
| DC Volts |
| Range |
600mV to 1000V |
| Accuracy |
±(0.3% + 10d) |
| Best Resolution |
100μV |
| Impedance |
10MΩ |
| Overload protection |
1000VDC or AC peak |
| AC Volts |
| Range |
6V to 600V |
| Accuracy |
±(0.75% + 10d) 50Hz to 1KHz |
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±(2.0% + 10d) 1KHz to 30KHz |
| Best Resolution |
1mV |
| Impedance |
10MΩ |
| Overload protection |
1000VDC or AC peak |
| Resistance |
| Range |
600W to 60MΩ |
| Accuracy |
±(0.5% + 10d) |
| Best Resolution |
100mΩ |
| Overload Protection |
250V DC or AC peak |
| Capacitance |
| Range |
60nF to 300μF |
| Accuracy |
±(2.0% + 10d) |
| Other measurements |
| Diode Test Accuracy |
±2% |
| Continuity |
Buzzer will sound < 60W |
| dBm with reference impedances of 2, 4, 8, 16, 50, 75, 93, 110, 125, 135, 150, 300, 600, 900, 1K or 1.2KW |
| High Current |
To 600A with external current Clamp |
| Temperature (with Probe) |
To 600ºC (1112ºF) |
| General Specifications |
| Size |
8.3" (H) x 4.2" (W) x 2.2" (D) |
| Weight |
2.6 lbs |
| Power |
9VDC @ 1A AC/DC adapter, 7.2V NIMH rechargeable battery pack |
| Standard accessories |
AC/DC adapter, Battery Pack, User's manual, Scope probe (2), Holster, Test Leads,USB cable and software, USB host port for flash memory (Model 820F). |
| Optional accessories |
Clamp-on current probe, Carrying Bag |
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