October 17, 2017

M520 series performance comparison

Vertical deflection system

M521 M522 M523 M524 M525 M526
No of divisions 8
No of pixels per division 32
Deflection factor range 10mV/div to 5V/div in 1-2-5 sequence
Accuracy +- 2% of current value + 1 pixel
Resolution 8 bits (0,39%)
Frequency response (-3dB) DC: 0-60 MHz, AC: 1.2 Hz-60 MHz DC: 0-120 MHz, AC: 1.2Hz-120 MHz DC: 0-150 MHz, AD: 1.2Hz-150 MHz
Step response rise time max. 5.8 ns max. 2.9 ns max. 2.4 ns
Channel isolation min. –60 dB
Resistance 1 MOhm +5 %, -2 %
Input resistance inaccuracy adjustment Digital for absolute accuracy +- 2% of current voltage + 1 pixel
Capacitance 30 pF +- 2pF
Zero setting accuracy +- 2% of the screen
Maximum input voltage +- 200V at 100 kHz or less

Triggering

M521 M522 M523 M524 M525 M526
System type Dual level
Trigger source for primary level selectable Channel A, Channel B or external trigger input
Trigger source for secondary level selectable Channel A, Channel B or external trigger input
Threshold setting Channel A and Channel B on the whole display range. External fixed on about 1.5V
Slope selection Leading or trailing edge independently on each source
Minimum trigger pulse period 5ns
Minimum trigger pulse length 2.5ns
Maximum voltage on external trigger input –10V to +13V at 20 kHz or less
Adjustments Digital filter with ability of setting the valid pulse length up to 131072*Ts for each level and counter of valid triggering events settable from 1 to 32768 for each level. HOLD-OFF settable up to 131072*Ts with selectable AUTO mode, to sample proper amount of data before trigger. (Ts – actual real time sampling period)

Data acquisition system

M521 M522 M523 M524 M525 M526
No of divisions 10
No of pixels per division 50 40
Mode of operation Sampling before and after trigger with continual selection of the trigger position
Record length 4096 samples for each channel 8192 samples for each channel 4096 samples for each channel 8192 samples for each channel 4096 samples for each channel 8192 samples for each channel
Time base range in 1:1 mode 10 ns/d to 100 ms/d in 1-2-5 sequence 5 ns/d to 100 ms/d in 1-2-5 sequence 2 ns/d to 100 ms/d in 1-2-5 sequence
Time base range using different ZOOM modes 1 ns/d to 800 ms/d 1 ns/d to 1.6 s/d 500 ps/d to 800 ms/d 500 ps/d to 1.6 s/d 200 ps/d to 800 ms/d 200 ps/d to 1.6 s/d
Time base accuracy 0.01 % to 100ns/d, 0.5 % for 50ns/d to 5 ns/d
Real time sampling frequency 1kHz to 50 MHz 1kHz to 100 MHz 1kHz to 200 MHz
Equivalent sampling frequency 1kHz to 5 GHz 1kHz to 10 GHz 1kHz to 20 GHz
Display range with respect to trigger event 4094 samples before and 63000 samples after trig. event in length of 4096 samples 8190 samples before and 63000 samples after trig. event in length of 8192 samples 4094 samples before and 63000 samples after trig. event in length of 4096 samples 8190 samples before and 63000 samples after trig. event in length of 8192 samples 4094 samples before and 63000 samples after trig. event in length of 4096 samples 8190 samples before and 63000 samples after trig. event in length of 8192 samples

Probe compensation generator

M521 M522 M523 M524 M525 M526
Output connector BNC, together with External trigger input
Output impedance 1 kOhm to parallel with 10nF and approx. 50 Ohm serial
Output waveform Pulse with 1:1 duty cycle
Frequency 1465 Hz
Output voltage (no load) 3.3V +- 5%

Power

M521 M522 M523 M524 M525 M526
Power source USB interface via USB cable
Max current USB1.1: 350 mA, USB2.0: 450 mA

Mechanical characteristics

M521 M522 M523 M524 M525 M526
Dimensions without feet and connectors 165 x 111 x 35 mm
Dimensions with feet and connectors 182 x 111 x 39 mm
Weight 520 g