Fluke DDS Function Generator 271 Manual do Utilizador

® 271 Programmable 10 MHz DDS Function Generator Getting Started Manual PN 2423297 January 2005 © 2005 Fluke Corporation, All rights reserved. Pr

271 Getting Started Manual AUX OUT ... 8 EX

Getting Started Introduction This Getting Started Manual for the model 271 Programmable 10 MHz DDS Function Generator is designed to provide an initi

271 Getting Started Manual Externally Applied Voltages Caution - Front Panel Sockets To avoid risk of damage to the instrument: Do not apply external

Getting Started Controls and Connections Controls and Connections shx0001f.gif Figure 1. Model 271 Front Panel 3

271 Getting Started Manual The Liquid Crystal Display The 4-line x 20-character LCD panel is used to display and edit all the parameter values. The p

Getting Started Controls and Connections FIELD and DIGIT Keys and the Rotary Control The FIELD keys move the display cursor between fields. The

271 Getting Started Manual Numeric, Units and SET Keys You can use these keys to enter parameter values directly. For example, to set the period to 1

Getting Started Controls and Connections MODE Keys Alternate presses of a MODE key will turn the mode (TRIG, GATE, AM, etc.) on or off, and when

271 Getting Started Manual Front Panel Inputs and Outputs MAIN OUT MAIN OUT is the 50  or 600  output from the main generator. It will provide up to

Getting Started Controls and Connections Rear Panel Connectors CLOCK IN/OUT This socket operates both as an input and as an output, depending on

LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and

271 Getting Started Manual TRIG/SWEEP OUT The TRIG/SWEEP output socket provides both trigger and marker signals, depending on the instrument's mo

Getting Started Using the Instrument Using the Instrument While familiarizing yourself with the instrument you will find it useful to observe th

271 Getting Started Manual Generating Continuous Signals Select SINE on the function keys, if it is not already selected. If there is no signal at the

Getting Started Using the Instrument Set the amplitude to +10 dBm You can do this by keying AMPL, 1, 0, dBm. The display will now look like this

271 Getting Started Manual Effect of the output attenuator The instrument has an output attenuator with fixed steps of 20 dB. The attenuator follows t

Getting Started Using the Instrument Asymmetric waveforms Symmetry adjustments work in much the same way as dc offset adjustments. However, beca

271 Getting Started Manual instrument's AUX OUT socket in order to see the phase effects more clearly. There are some limitations on using the ph

Getting Started Using the Instrument At this point the lamp next to the SWEEP key should be flashing and the display should look like this: MOD

271 Getting Started Manual Generating a Triggered Burst In this exercise you will use the internal trigger generator to initiate a burst of 500 cycles

Getting Started Using the Instrument FSK Mode The FSK (frequency shift keying) mode can also be driven from the internal trigger generator. Sett

Safety This function generator is a Safety Class I instrument according to IEC classification and has been designed to meet the re-quirements of

271 Getting Started Manual set the levels to produce five monochrome stripes from left to right: grey, white, grey, black and grey again. Our line s

Getting Started Using the Instrument step name start (µs) amplitude start scaled to 0-1024 step length amplitude scaled to 0-511 0 0 30%

271 Getting Started Manual The second screen appears: VALS=ABS AUTO=YES STEP=01 ACTIVE LENGTH=0256 LEVEL=+000 Continue entering the pairs of lengt

Getting Started Using the Instrument Saving and Recalling Settings Having done all this work it would be wise to save the settings for future us

271 Getting Started Manual arbitrary waveforms 01 to 05. These first five store locations are available for waveforms downloaded from a PC. When you p

271 Getting Started Manual • The apparatus shall be disconnected from all voltage sources before it is opened for any adjustment, replacement, mainte

Safety (continued) The following symbols are used on the instrument and in this manual: Caution - refer to the accompanying documentation, inco

EMC Compliance This instrument meets the requirements of the EMC Directive 89/336/EEC. Compliance was demonstrated by meeting the test limits of

271 Getting Started Manual e) EN61000-4-5 (1995) Surge: 0.5 kV (line to line), 1 kV (line to ground) Performance A. f) EN61000-4-6 (1996) Conducted

Table of Contents Title Page Introduction .........................