Handyscope HS4 DIFF specifications

The tables below show detailed specifications of the Handyscope HS4 DIFF. Jump to acquisition specifications, trigger specifications or general specifications.

Acquisition system

Number of input channels4 analog
Ch1, Ch2, Ch3, Ch4BNC
Resolution12, 14, 16 bit user selectable
Accuracy0.3 % of full scale ± 1 LSB
Ranges200 mV to 80 V full scale
Impedance2 MOhm / 40 pF
Maximum input voltage (in all ranges)±200 V (DC + AC peak < 10 kHz)
with 1:10 attenuator ±300 V (DC + AC peak < 10 kHz)
Maximum Common Mode voltage200 mV to 800 mV ranges : 2 V
2 V to 8 V ranges : 20 V
20 V to 80 V ranges : 200 V
Common Mode Rejection Ratio-48 dB
Bandwidth (-3dB)DC to 50 MHz maximum
AC coupling cut off frequency (-3dB)1 Hz
Channel Isolation500 V
Channel Separation-80 dB
Maximum sampling rateHS4 DIFF-50HS4 DIFF-25HS4 DIFF-10HS4 DIFF-5
12 bit50 MS/s25 MS/s10 MS/s5 MS/s
14 bit3.125 MS/s3.125 MS/s3.125 MS/s3.125 MS/s
16 bit195.3 kS/s195.3 kS/s195.3 kS/s195.3 kS/s
Maximum streaming rateHS4 DIFF-50HS4 DIFF-25HS4 DIFF-10HS4 DIFF-5
12 bit500 kS/s250 kS/s100 kS/s50 kS/s
14 bit480.8 kS/s250 kS/s99.2 kS/s50 kS/s
16 bit195.3 kS/s195.3 kS/s97.7 kS/s48.8 kS/s
Sampling clock source 
Accuracy±0.01 %
Stability±100 ppm over -40 °C to +85 °C
Time base aging±5 ppm/year
ExternalOn extension connector
Voltage3.3 V TTL, 5 V TTL tolerant
Frequency range95 MHz to 105 MHz
Memory128 KSamples per channel
SystemDigital, 2 levels
SourceCH1, CH2, CH3, CH4, AND, OR, digital external
Trigger modesRising edge, falling edge, inside window, outside window
Level adjustment0 to 100 % of full scale
Hysteresis adjustment0 to 100 % of full scale
Resolution0.025 % (12 bits)
Pre trigger0 to 131071 samples, 1 sample resolution
Post trigger0 to 131071 samples, 1 sample resolution
Trigger hold-off0 to 1048576 Samples, 1 sample resolution
Digital external trigger 
InputExtension connector
Range0 to 3.3 V (5 V max)


InterfaceUSB 2.0 High Speed (480 Mbit/s); (USB 1.1 Full Speed (12 Mbit/s) and USB 3.0 compatible)

Power Requirements

Power from USB port500 mA max (2.5 W max)
Power via external power input / extension connector1500 mA max (7.5 W max)
Minimum voltage4.5 VDC
Maximum voltage14 VDC


Instrument height25 mm (1 inch)
Instrument length170 mm (6.7 inch)
Instrument width140 mm (5.2 inch)
Cord length1.8 m (70 inch)
Weight460 g (16 ounce)

I/O connectors

Channel 1...4Isolated BNC
USBfixed cable with USB 2.0 and USB 1.1 type A connector
Extension connectorD-sub 25 pins female

System Requirements

PC I/O connectionUSB 2.0 High Speed (480 Mbit/s); (USB 1.1 Full Speed (12 Mbit/s) and USB 3.0 compatible)
Operating SystemWindows 7/8/10 and Linux (via LibTiePie SDK)

Operating Environment

Ambient temperature0 to 55 °C
Relative humidity10 to 90% non condensing

Storage Environment

Ambient temperature-20 to 70 °C
Relative humidity5 to 95% non condensing

Certifications and Compliances

CE mark complianceYes


Convenient carrying case 
InstrumentHandyscope HS4 DIFF
Measure leads4 x Measure lead TP-C812B, BNC -> 4 mm banana plug
Accessories4 x Differential attenuator TP-DA10
external power cable for second USB port
SoftwareWindows 7/8/10 on CD
DriversWindows 7/8/10 on CD
Manualinstrument manual and software user's manuals
color printed on paper and digital on CD
Total package weightApprox. 3 kg