The new Analog-/ Digital Scope Generation from with Autoset, Save / Recall, Readout / Cursor and RS-232 Interface

Demands Solution Modern must meet additional demands without neglecting the advantages The following description explains some of their predecessors. Oscilloscopes, which are user selectable between the analog and advantages of these oscilloscopes. the digital mode, are undoubtedly the most versatile displaying instruments and meet this The excellent frequency response of requirement. In spite of additional functions, such instruments must be user friendly and the signal and the stable trig- easy to operate. gering abilities from only 5mm peak-to- peak on the screen, enable the scope to The main demands for signal display and measurement are display sine waves far beyond its -3dB frequency without any problems. With ● bright and sharp trace rectangular signals the instrument‘s own ● time base, single event capturing, XY and component test mode overshoot is less than 1%. ● signal amplifiers with high bandwidth and wide dynamic range Both scopes contain a second trigger system to ensure stable triggering of even ● distortion free ”probe tip to screen” signal display asynchronous signal components. ● high input sensitivity with minimum noise With its second time base, the ● wide range of Y and X deflection coefficients HM1507-2 scope is capable of displaying ● stable triggering with multiple coupling modes not only the signal itself but also a freely ● delayed time base mode with second trigger system selectable expanded section in mixed mode, ● automatic signal related instrument and CURSOR set up according to the time base and trigger delay ● manual CURSOR supported measurement settings. This function is available in both ● 8 bit low noise flash A/D converter for each channel analog and digital modes. In contrast to ● 2048 byte displayable record length for each actual and reference signal analog operation there is no intensity reduction in digital mode, even if high ● high data acquisition and display rates expansion ratios are chosen. ● refresh, envelope, average and roll mode Low noise 8 bit flash converters are ● pre and post trigger signal recording used to digitize the signals to be analyzed. ● serial interface for PC supported documentation A so called dot join function linearly connects ● readout parameter display successive points to display curves without ● mu metal screened CRT display for highest resolution any gap. Both scopes digitize and store any ● Calibrator signals for low and high frequency probe adjustment signal with more than 2000 samples per sweep. The well proven CRT is suitable to Both instruments fulfill these and more unmentioned requirements. reproduce signals in this high horizontal For additional information please see the data sheets for HM407 and HM1507-2. resolution.

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Farbe S.6 Seitenhöhe 285 von oben OSCILLOSCOPE

100MS/s (HM407) or 200MS/s (HM may be stored and recalled randomly by 1507) allows a clear display of single shot pushing the relevant front panel key. It (real time) events up to frequencies of includes beam intensity and cursor 10MHz (HM407) or 20MHz (HM1507-2). parameters settings. To display variations of a signal over seve- The cursor functions enable the user ral samples it is recommended to use the to analyze a signal while watching the envelope or the average mode. Another numeric readout for the voltage diffe- important feature is the pre/post trigger rence, time difference, or frequency val- function that enables the user to analyze ues. The two cursors can be manually signal components that occur before/after controlled at two rates. This ensures a the trigger event. Two full-size reference high positioning accuracy. memories allow the comparison of signals with those already stored in memory. Applications When the Autoset function is enab- Screen photo of a composite video signal. Burst The screen photo shows a composite displayed via 2nd timebase (triggered). led, all relevant parameter settings are video signal with burst. The two time performed by the scope’s circuitry auto- bases of the HM1507 are operating in the matically. The Setup parameters and the mixed mode. Since the burst is asyn- measured values are clearly displayed on chronous to other components of the TV the screen in alphanumeric characters. signal, for the correct display of the signal Autoset also initiates automatic cursor a second trigger circuit is required. This is settings for time and frequency mea- a feature of both oscilloscope types; the surement (digital only) as well as voltage HM407 uses the trigger after delay measurement. feature to display the burst whereas the In analog and digital mode, the cursor HM1507 can display the signal and the functions enable the user to analyze a burst (with the 2nd time base) concurrently signal while watching the numeric read- in two curves. out for voltage difference, time difference, When signals are displayed in the en- or frequency values. Another feature is Screen photo of a signals in envelope mode. velope mode, the influence of jitter effects the storage capability for nine complete and amplitude changes can be demon- parameter set ups, which may be stored sec). This only applies to infrequently strated significantly. The scope builds the and recalled simply by pressing the used functions. Even inexperienced oscil- envelope curve by storing the minimum appropriate front panel key. loscope users will soon become familiar and maximum values over a number of A remarkable feature of the two scopes with these instruments. consecutive sampling periods. For ease is the built in calibrator - a 1kHz/1MHz The easiest way to display signals of of operation the envelope curve can be square wave generator. It allows fre- low complexity is the use of the Autoset stored in one of the reference memories quent checking of the instrument’s fre- function. The scope’s logic circuitry per- and be displayed in combination with a quency response - from the probe tip to forms all relevant parameter settings auto- currently measured signal. This eases the the display on the screen. It also permits matically for the best readout of the signal evaluation when comparison is required. high frequency alignment of the probes. on the screen. Of course, any parameter Supported by an On Screen Menu some may be modified manually if desired. The Software adjustments can be performed without set up parameters and the result of the The instrument functions can be con- opening the scope. selected measurement function are trolled by a PC via the built in RS232 With all of the new HAMEG scope clearly displayed on the screen. Another Interface. Disks with programming exam- range, manage the front feature is the storage capability for nine ples, a listing of the oscilloscope com- panel inputs, calculations, and other complete parameter settings, which mands and the program SP107 for Win- control functions. In addition, 32 bit RISC dows 3.x, 95 and processors accelerate the digital signal NT4.0 are part of the processing. delivery. The SP107 The instrument may be remotely con- virtual instrument trolled by any via its program enables the built in serial interface in all relevant PC to control and functions. A suitable software program is receive instrument supplied with the scope on delivery. settings in analog and digital mode. Additio- Operation nally in digital mode, Like all members of the new series of signal data can be HAMEG oscilloscopes the two devices received for archi- combine a wide range of useful functions ving (disk), docu- with an easy to use operator interface. In mentation (printer) spite of the numerous functions the front and exportation (ta- panel is clearly designed. The logically ble calculation) purpo- designed layout and the proven func- ses. The data transfer tionality of the keys and knobs make can be started ma- additional menu keys avoidable. To reduce nually, or automatical- the number of front panel keys, some ly (time interval / single allow a second function that can be acti- event) controlled. vated by pressing and holding (approx. 2 7

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The 40 MHz (100MS/s) Analog-/Digital-Oscilloscope HM407 Autoset Auto Cursor Readout / Cursor Save / Recall Reference Memories Delay Time Base Component Tester 1kHz/1MHz Calibrator RS232 Interface

Analog: Digital: ■ 2 x DC-40MHz, 2 x 1mV-50V/div ■ Refresh, Single, Roll-, Envelope-, Average-,XY-Mode ■ Time Base 0.5s/div. to 10ns/div. ■ Max.Sampling Rate 100MS/s, Storage 2x2048x8 bit ■ Time Base with Delay and 2nd Trigger ■ Time Base 100s/div - 0.1µs/div, 2 Reference Memories ■ Triggering DC-100MHz, TV Sync. Sep. ■ Pre Trigger 25-50-75-100%, Post Trigger 25-50-75% ■ 1kHz/1MHz Calibrator, CRT with 2kV ■ Screen Refresh 180/s, Dot Join (linear)

Specifications Horizontal Deflection Readout & Cursor (analog/digital) Vertical Deflection Analog: Display of parameter settings and other functions Operating modes: Channel I or II separate, Time coefficients: 22 calibrated steps on the screen. Triggerpoint indication. Cursor ∆ ∆ ∆ both channels•alternated or chopped 0.5s – 50ns/div. (±3%) in 1-2-5 sequence measurement of U, t or 1/ t (frequency), sepa- Chopper frequency: approx. 0.5MHz variable 2.5:1 up to 1.25s/div.(uncal.) rate or in tracking mode. Sum or Difference: from CH I and CH II X-MAG.x10: up to 10ns/div. ±5% Readout intensity: separately adjustable Invert: CH II Delay: approx. 140ms – 200ns, variable Interface XY-Mode: via channel I (X) and channel II(Y) Hold-off time: variable to approx. 10:1 PC remote control: built in RS232 interface Frequency range: 2 x DC – 40MHz (-3dB) Input X-: CH II, sensitiv. see CH II Option: HO79-6 Multifunction-Interface ≤ Bandwidth X-Amplifier: 0 – 3MHz (-3dB) Overshoot: 1% IEEE-Bus, RS232, and Centronics XY-phase shift: <3° below 120kHz. Risetime: <8.75ns. Output formats (HO79-6): PCL, Post Script ≤ Digital: Overshoot: 1% HPGL, EPSON Deflection coefficient: 14 calibrated positions Time Base: 100s–1µs/div (±3%) in 1-2-5 sequ. from 1mV/div to 20V/div in 1-2-5 sequence, X-MAG. x10 (±5%): 100ns/div. Component Tester variable 2.5:1 to min. 50V/div. Bandwidth X-Amplifier: 0–20MHz (-3dB) Test voltage: max. 7Vrms (o/c). Accuracy in calibrated positions XY-phase shift: <3° below 20MHz. Test current: max. 7mArms (s/c) 1mV/div – 2mV/div: ±5%(DC-10MHz(-3dB)) Digital Storage Test frequency: approx.50Hz. 5mV/div – 20V/div: ±3% One test lead is grounded (Safety Earth) Ω Operating modes: Refresh, Roll, Single, XY Input impedance: 1M II 18pF General Information Input coupling: DC - AC - GD (ground) Average, (2 to 512 waveforms), Envelope Input voltage: max. 400V (DC + peak AC) Dot Join function: automatically CRT: D14-363GY, 8x10cm internal graticule Acquisition (real time): Acceleration voltage: approx 2kV Triggering 8 bit flash A/D: max. 100MS/s Trace rotation: adjustable on front panel Automatic (peak to peak): ≥0.5div. Display refresh rate: max. 180/s Z Input: (Intens. modulation), max. +5V (TTL) Range: up 20Hz-100MHz Memory & display: 2k x 8bit per channel. Calibrator: 0,2V ±1%, ≈ 1kHz/1MHz (tr <4ns) Normal with level control: DC-100MHz ( Reference memory: 2 waveforms 2k x 8bit Line voltage: 100-240V AC ±10%, 50/60Hz ≥0.5div.) Saved in: EEPROM Power consumption: approx. 42Watt / 50Hz Indicator for trigger action: LED Resolution (samples/div.): X 200/div. Min./Max. ambient temperature: 0°C...+40°C Slope: positive or negative Y 25 /div. Protective system: Safety class I (IEC1010-1) Sources: CH I or II, line, external XY 25 x 25/div. Weight: approx. 5.6kg, Color: techno-brown ALT. Triggering: CHI / CHII (≥ 0.8div.) Pre-/Post Trigger: 25,50,75,100, -25,-50,-75% Cabinet: W 285, H 125, D 380 mm Lockable tilt handle Coupling: AC (10Hz –100MHz) Operation / Control DC (0 –100MHz) Subject to change without notice. 04/99 HF (50kHz – 100MHz) Manual: front panel switches LF (0 – 1.5kHz) Auto Set: signal related automatic 2nd triggering: normal with level control parameter selection Accessories supplied: External: ≥0.3V (0 – 100MHz) Save & Recall: 9user defined parameter settings pp Operators Manual, 4 Disks, Active TV Sync. Separator: field & line, + / – Line Cord, 2 Probes 1:1/10:1 8

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