99 Washington Street

Melrose, MA 02176
Fax 781-665-0780
TestEquipmentDepot.com

®
150 MHz Mixed Signal CombiScope
HM1508-2

DSO mode: 1 GSa/s Real Time Sampling, 10 GSa/s Random Sampling

4-channel display of 2
analog and 2 logic signals.
1 MPt memory per channel allows Memory oom
up to 50,000:1

Frequency spectrum display with FFT

4 channels (2 analog, 2 logic inputs), Time Base 50 s/cm – 5 ns/cm

DSO mode: Signal portion
expanded with zoom (color
burst in one line of a Pre/Post Trigger -100 % to +400 %
composite video signal).

8-Bit Low Noise Flash A/D Converters

Acquisition modes: Single Event, Refresh, Average, Envelope,

Roll, Peak-Detect

USB-Stick and USB/RS-232 Interface, optional: IEEE-488,

Frequency Analysis
Ethernet/USB
with FFT.

Signal display: Yt, XY and FFT;

Interpolation: Sinx/x, Pulse, Dot Join (linear)

Analog mode: as HM1000-2, but 150 MHz

 Analog mode
150 MHz Mixed Signal CombiScope® HM1508-2 2nd Trigger
Min. signal height: 5 mm
Valid at 23 °C after a 30 minute warm-up period
Frequency range: 0 - 250 MHz
Coupling: DC
Vertical Deflection Level control range: –10 cm to +10 cm
Channels:
Analog: 2 Horizontal Deflection
Digital: 2 + 2 Logic Channels Analog mode
Operating Modes: Operating modes: A, ALT (alternating A/B), B
Analog: CH 1 or CH 2 separate, DUAL (CH 1 and Time base A: 0.5 s/cm - 50 ns/cm (1-2-5 sequence)
CH 2 alternate or chopped), Addition Time base B: 20 ms/cm – 50 ns/cm (1-2-5 sequence)
Digital: Analog Signal Channels CH 1 or CH 2 Accuracy A and B: ±3%
separate, DUAL (CH 1 and CH 2), Addition X Magnification x10: to 5 ns/cm
Logic Signal Channels: CH 3 and CH 4 Accuracy: ±5%
X in XY-Mode: CH 1 Variable time base A/B: cont. 1:2.5
Invert: CH 1, CH 2 Hold Off time: var. 1:10 LED-Indication
Bandwidth (-3 dB): 2 x 0 – 150 MHz Bandwidth X-Amplifier: 0 - 3 MHz (-3 dB)
Rise time: ‹ 2.3 ns X Y phase shift ‹ 3°: ‹ 220 kHz
Overshoot: max. 1 % Digital mode
Bandwith limiting (selectable): about 20 MHz (5 mV/ cm - 20 V/ cm) Time base range (1-2-5 sequence)
Deflection Coefficients(CH1,2):14 calibrated steps Refresh Mode: 20 ms/cm - 5 ns/cm
1 mV – 2 mV/cm (10 MHz) ± 5 % (0 – 10 MHz (-3 dB)) with Peak Detect: 20 ms/cm – 2 ms/cm (min. Pulse Width 10 ns)
5 mV – 20 V/cm ± 3 % (1-2-5 sequence) Roll Mode: 50 s/cm – 50 ms/cm
variable (uncalibrated): › 2.5 :1 to › 50 V/cm Accuracy time base
Inputs CH 1, 2: Time base: 50 ppm
Input Impedance: 1 MΩ II 15 pF Display: ±1%
Coupling: DC, AC, GND (ground) MEMORY ZOOM: max. 50,000:1
Max. Input Voltage: 400 V (DC + peak AC) Bandwidth X-Amplifier: 0 - 150 MHz (-3 dB)
Y Delay Line (analog): 70 ns XY phase shift ‹ 3°: ‹ 100 MHz
Measuring Circuits: Measuring Category I
Digital mode only: Digital Storage
Logic Channels: CH 3, CH 4 Sampling rate (real time): Analog channels: 2 x 500 MSa/s, 1 GSa/s
Select. switching thresholds: TTL, CMOS, ECL interleaved; Logic Channels: 2 x 500 MSa/s
User definable thresholds: 3 Acquisition (random sampling): 10 GSa/s
within the range: -2 V to +3 V Bandwidth: 2 x 0 - 150 MHz (random)
Analog mode only: Memory: 1 M-Samples per channel
Auxiliary input: CH 4: 100 V (DC + peak AC) Operating modes: Refresh, Average, Envelope/
Function (selectable): Extern Trigger, Z (unblank) Roll: Free Run/Triggered, Peak-Detect
Coupling: AC, DC Resolution (vertical): 8 Bit (25 Pts/cm)
Max. input voltage: 100 V (DC + peak AC) Resolution (horizontal):
Yt: 11 Bit (200 Pts/cm)
Triggering XY: 8 Bit (25 Pts /cm)
Analog and Digital Mode Interpolation: Sinx/x, Dot Join (linear), Pulse
Automatic (Peak to Peak): Delay: 1 Million x 1/Sampling Rate to
Min. signal height: 5 mm 4 Million x 1/Sampling Rate
Frequency range: 10 Hz - 250 MHz Display refresh rate: max.170/s at 1 MPts
Level control range: from Peak- to Peak+ Display: Dots (acquired points only), Vectors (partly
Normal (without peak): interpolated), optimal (complete memory
Min. signal height: 5 mm weighting and vectors)
Frequency range: 0 - 250 MHz Reference Memories: 9 with 2 kPts each (for recorded signals)
Level control range: –10 cm to +10 cm Display: 2 signals of 9 (free selectable)
Operating modes: Slope/Video/Logic
Slope: positive, negative, both FFT Mode
Sources: CH 1, CH 2, alt. CH 1/2 (≥ 8 mm), Line, Ext. Display X: Frequency Range
Coupling: AC: 10 Hz-250 MHz Disaplay Y: True rms value of spectrum
DC: 0 -250 MHz Scaling: Linear or logarithmic
HF: 30 kHz–250 MHz Level display: dBV, V
LF: 0 -5 kHz Window: Square, Hanning, Hamming, Blackmann
Noise Rej. switchable Control: Center frequency, Span
Video: pos./neg. Sync. Impulse Marker: Frequency, Amplitude
Standards: 525 Line/60 Hz Systems Zoom (frequency axis): x10
625 Line/50 Hz Systems
Field: even/odd/both Operation/Measuring/Interfaces
Line: all/line number selectable Operation: Menu (multilingual), Autoset,
Source: CH 1, CH 2, Ext. help functions (multilingual)
Indicator for trigger action: LED Save/Recall (instrument parameter settings): 9
External Trigger via: CH 4 (0.3 Vpp, 150 MHz) Signal display: max. 4 signals or 4 traces
Coupling: AC, DC analog: CH 1, 2 (Time Base A) in combination with
Max. input voltage: 100 V (DC +peak AC) CH 1, 2 (Time Base B)
Digital mode: digital: CH 1, 2 and CH 3, 4 or ZOOM or Reference
Logic: AND/OR, TRUE/FALSE or Mathematics
Source: CH1 or 2, CH3 and CH4 USB Memory-Stick:
State: X, H, L Save/Recall external:
Pre/Post Trigger: -100 % to +400% related to complete memory Instrument settings and Signals: CH 1, 2 and CH 3, 4 or ZOOM or
Reference or Mathematics
Screen-shot: as Bitmap General Information
Signal display data (2k per channel): Binary (SCPI-Data), Text (ASCII- Component tester
Format), CSV (Spread Sheet) Test voltage: approx. 7 Vrms (open circuit), approx. 50 Hz
Frequency counter: Test current: max. 7 mArms (short circuit)
6 digit resolution: › 1 MHz – 250 MHz Reference Potential : Ground (safety earth)
5 digit resolution: 0.5 Hz – 1 MHz Probe ADJ Output: 1 kHz/1 MHz square wave signal 0.2 Vpp (tr ‹ 4 ns)
Accuracy: 50 ppm Trace rotation: electronic
Auto Measurements: Line voltage: 105 – 253 V, 50/60 Hz ± 10 %, CAT II
Analog mode: Frequency, Period, Vdc, Vpp, Vp+, Vp- Power consumption: 47 Watt at 230 V, 50 Hz
also in digital mode: Vrms , Vavg Protective system: Safety class I (EN61010-1)
Cursor Measurements: Weight: 5.6 kg
Analog mode: Δt, 1/Δt (f), tr, ΔV, V to GND, ratio X, ratio Y Cabinet (W x H x D): 285 x 125 x 380 mm
plus in digital mode: Vpp, Vp+, Vp-, Vavg, Vrms, pulse count Ambient temperature: 0° C ...+40° C
Resolution Readout/Cursor: 1000 x 2000 Pts, Signals: 250 x 2000
Interfaces (plug-in): USB/RS-232 (HO720)
Optional: IEEE-488, Ethernet/USB

Mathematic functions
Number of Formula Sets: 5 with 5 formulas each
Sources: CH 1, CH 2, Math 1-Math 5
Targets: 5 math. memories, Math 1-5
Functions: ADD, SUB, 1/X, ABS, MUL, DIV, SQ, POS, NEG,
INV
Display: max. 2 math. memories (Math 1-5)

Display Accessories supplied: Line cord, Operating manual, 4 Probes 10:1 with
CRT: D14-375GH attenuation ID, Windows Software for control and data transfer
Display area (with graticule): 8 cm x 10 cm Optional accessories: HO730 Dual-Interface Ethernet/USB, HO740 Interface
Acceleration voltage: approx. 14 kV IEEE-488 (GPIB), HZ70 Opto-Interface (with optical fiber cable)

Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176

FAX 781.665.0780 - TestEquipmentDepot.com