ELECTRONIC TRAINING EQUIPMENT
Contents
1. Hardware module ISP devices in system programmable Documentation devices ispGAL22V10 and ispLSI1024 null insertion socket for GAL devices and a wide range of inputs outputs micro switches buttons clocks LEDs displays and A D and D A converters etc assigned by the configuration software It also has a parallel bus output that is compatible with MM 6XX series Promax modules Documentation consists of an Instructions Manual a Theory Manual and an advisory Exercise Manual To be published soon Exercises extract Basic gates NOT AND OR NAND NOR XOR NXOR Multiplexer Demultiplexer Encoder Decoder bit adder 4 8 Comparator Counter Sequence detector Multiplier Chronometer Keyboard A D conversion D A conversion Adding subtracting analogue signals Multimeter with 7 segment display Function generator High pass and low pass digital filters Traffic simulator Lift Audio amplifier Stepping motor control DC motor control Requirements PC 486 or greater Windows 3 1x or Windows 9x platform 1with MM 6xx modules Francesc Moragas 71 Apartado 118 08907 L HOSPITALET DE LLOBREGAT SPAIN Tel 93 260 20 00 Tel Intl 34 93 260 20 02 Fax 93 338 11 26 Fax intl 34 93 338 11 26 http Wwww promax es E mail sales promax es 0 1P4557 The design and specifications of all the instruments are subject to changes without prior warning2. ELECTRONIC TRAINING EQUIPMENT DIGITAL COMMUNICATIONS TRAINING SYSTEM ANALOGUE COMMUNICATIONS TRAINING SYSTEM FIBRE OPTIC COMMUNICATIONS TRAINING SYSTEM COLOUR TV TRAINING SYSTEM VIDEO CASSETE RECORDER TRAINING SYSTEM COMPACT DISK TRAINING SYSTEM RADIO TRAINING SYSTEM CASSETTE RECORDER TRAINING SYSTEM AMPLIFIER TRAINING SYSTEM COMPUTER TRAINING SYSTEM TELEVISION ANTENNA TRAINING SYSTEM Universal Terrestrial Cable TV and Satellite Training System TELEPHONY TRAINING SYSTEM Analogue amp Digital ISDN MICROPROCESSOR TRAINING SYSTEM MICROCONTROLLER TRAINING SYSTEM APPLICATION MODULES PROGRAMMABLE DEVICES EO 865 For two decades now PROMAX ELECTRONICA has been designing education related instruments Over the last few years we have assigned a laboratory specifically for designing a range of latest generation educational instruments to help train future professionals in the analysis and repair of communications and consumer electronic instruments among many others Our interests are mainly centred on providing the student with the tools to learn the theory and perform exercises so that he may be capable of localising breakdowns and repair instruments Below we present a brief list of our Educational range products PERSONAL COMPUTER TRAINING SYSTEM The EQ 865 is an advanced educational instrument designed to illustrate the theoretical and practical aspects of the following areas PC a
3. Billing at 12 kHz Call detection at 25 50 Hz Maximum call voltage 150 Veff Protection against polarity inversion and overvoltage Galvanised insulation from the mains Components of the ET 835 Training System Telephone terminals 1 ISDN terminal with alphanumeric display 1 analogue terminal 1 analogue terminal that can be used to simulate failures Documentation Instruction Manual Teacher s Manual Practice Manual Accessories 1 mounting pliers 20 meters of 4 wired telephone cable 1 cable Exchange PC 9 pin connector 1 cable Training system Terminal that can be used to simula te failure 25 pin connector Telephone Connectors Software Configuration Software 1 diskette Software for failures 1 diskette Software for Exchange 4 diskettes ET 891 EA 815 COLOUR TV RECEIVER 14 screen PAL B G I and SECAM B G L L systems NTSC M ET 891 1 Option Euroconnector Stereophonic sound and dual system Zweiton system NICAM audio digital system Teletext with FLOF function On screen messages OSD Tuning by synthesis of manual voltage or autostore through search and automatic memorisation Infrared remote control Advanced hybrid technology conventional components and SMD Not available with ET 891 1 Option BLOCK DIAGRAMS The block diagrams are composed of the following functional modules Power supply IF and demodulato
4. eis The ED 823 is equipped with a player of high level features which is ide rae Eid widespread on both the professional and domestic markets it is considered a leading edge instrument The ED 823 trainer is built into a console type cabinet which incorporates a compact disc player Beneath the top cover of the trainer there is a panel that shows the block diagram of the sound reproduction system the servosystems the signal processing the pickup the audio and the power supply Many test points have been inserted in the block diagram for the purpose of analysing the electrical signals that are involved in its functioning In addition the ED 823 includes new concepts such as the possibility of making repairs and adjustments using remote control and the keyboard The malfunction simulator is operated by activating the microswitches protected by key which can generate multiple failures in the various modules of the device TEST DISCS FOR DIGITAL PLAYERS C D A set of two test discs for the adjustment and checking of compact disk players DISC This disc has 56 tracks with audio information of different frequency level with and without pre emphasis as well as other tracks to analyse the circuits from the A D converter to the low frequency output stage DISC Il This disc has 50 tracks with information for the testing and adjustment of the servos It has tracking and velocity errors errors in the length of the pits and signal
5. using the TL1 key MILLIAMMETER internal The emitter kit consists of a digital milliammeter showing the polarisa tion current flowing through the chosen photoemitter The channel to be measured is selected with the A METER CH1 CH2 button CHANNEL 1 AND 2 The emitter kit consists of 2 independent channels channel 1 and channel 2 that enable signals to be transmitted from any optical input and control the amplification of the input signal level Includes channel overload or saturation indicator EF 970 FIBRE OPTIC COMMUNICATIONS TRAINING SYSTEM OPTICAL OUTPUTS The emitter kit has six cyclically selectable photoemitters Two photoe mitters may be activated at the same time for the WDM application The photoemitters have a protection circuit to limit optical power OUTeUT GHITEHES LASER FEEDBACK The nature of the LASER means that its optical power may be influen ced by external factors such as temperature ageing etc The feedback circuit is able to maintain a stable and unalterable optical power no matter what the external conditions are FEEDBACK ON OFF i The system can operate with the feedback circuit On or OFF so to test its efficiency and the problems caused by its disconnection and or malfunction RECEIVER KIT WITH OPTICAL POWER METER RECEIVER The receiver kit principally consists of two independent blocks except for the input circuits photodetectors and switch
6. drop outs which make it very easy to check and adjust the circuits LASER Music Scan Fixed laser mechanism Own program creation Semiconductor A 780 nm Synchronised editing Duration of the emission continuous 44 6 uW Fader gradual appearance and disappearance of sound Automatic introduction of spaces FREQUENCY RESPONSE From 2 Hz to 20 kHz 0 5 dB BLOCK DIAGRAMS The block diagrams consist of the following functional modules SIGNAL TO NOISE RATIO each of which has points for testing the most important signals More than 102 dB involved in their functioning Pickup block DYNAMIC RANGE PIRAS More than 98 dB RF amplification Servosystems HARMONIC DISTORTION Digital processing Less than 0 0035 System Control Keyboard remote control display CHANNEL SEPARATION Power supply More than 100 dB Audio Furthermore the current of the laser diode can be measured on OUTPUTS the block diagram Line Out maximum level output 2 V at 50 KQ Digital Out optical output maximum level 18 dBm MALFUNCTION SIMULATOR Headphones maximum level output 10mW at 32 Q The malfunction simulator manipulates the electrical points of the VOLUME CONTROL OUTPUTS compact disk player and can simulate thirty real failures ENO 0a ACCESORIES AND DOCUMENTATION INCLUDED REMOTE CONTROL Instruction Manual Infrared remote control Practice Manual Electric diagrams and Technical Documentation ADVANCED FUNCTIONS S
7. for the student to carry out very attractive practices with basic instrumentation The instruments recommended for operation are a function generator and an oscilloscope Fibre Optic Emitter Emission by LED Emission wave length 850 nm red Infrared Emitter Emission by LED Emission wave length 950 nm 27 MHz Emitter Output level on 50 Q 10 dBm Antenna Monopole 5 mm cable and 150 cm length Connector BNC female Carrier frequency 27 MHz crystal Modulation on AM Modulation index of 10 to 40 according to selected RECEIVER CHARACTERISTICS Twin Line Cable Receiver Type Direct Connector Banana adapter Coaxial Cable Receiver Type Direct Connector BNC adapter Fibre Optic Receiver Type Photo diode PIN Reception band 400 1 100 nm for 90 efficiency FSMA connector Infrared Receiver Type Photo diode PIN Reception band 800 1 000 nm for 50 efficiency 27 MHz Receiver Type Envelope detector Reception band 27 MHz Antenna Monopole 5 mm cable 150 cm long Connector BNC female adapter Accessories and documentation included Antenna connection cables Optical fibre PMMA with FSMA connectors Headphone and dynamic microphone Instruction manual Theory manual Practice manual Electric diagrams and Technical Documentation EC 696 a E E a EC 696 The analogue communications training system EC 696 has several types of emitters transmission channels receiv
8. frequency 100 kHz Frequency deviation 50 kHz Bandwidth DC to 20 kHz Pulse Modulator PWM Carrier frequency 100 kHz RECEIVER MODULE EC 696 R Working range Bandwidth FDM FM Modulator Carrier frequency Channel bandwidth Emitters Bifilar cable transmitter Maximum level Coaxial cable transmitter Maximum level Fibre optic transmitter Emission Emitting band Infrared ray transmitter Emission Emitting band 27 MHz Emitter Output level Modulation index Antenna 40 to 70 DC to 20 kHz Voltage controlled oscillator 300 kHz or 100 kHz selectable DC to 20 kHz Output through operational amplifier nine W Output through operational amplifier 3y By LED Photodetector 650 nm red colour By LED Photodetector 950 nm 0 dBm 50 1 5 m cable Monopole Signals processed by the EC 696 E can be received and demodulated by the EC 696 R This system is configured by four pushbuttons and a logic control the same way as in the emitter The demodulated and separate signals received can be displayed on the screen of an oscilloscope or monitored by means of earphones RECEIVER MODULE Receivers Bifilar cable receiver Coaxial cable receiver Fibre optics receiver Type Receiving band Infrared receiver Type Receiving band Radio receiver Peak detector Receiving band Antenna Direct without processing Direct without processing PIN type Photodiode 400 to 1100 nm 90 efficiency PIN type photodiode 800
9. manual Technical Documentation DIGITAL COMMUNICATIONS TRAINING SYSTEM The EC 796 is an ideal equipment for teaching digital transmission systems It allows to cover the theory and practice of the different stages of a transmission system with ease sampling quantification modulation simulation of channel and reception essential to lay the foundations for the modern telecommunication digital network The Emitter and Receiver modules have a test points prepared for the monitoring of the signals The EC 796 allows the development of experiments at five levels Analysis of the sampling and quantification of analogical signals with acoustic and visual experimentation of the effect of the sampling frequency aliasing and of the number of bits used in the generation of the PCM signal Study of digital modulations on continuous wave in amplitude fre quency and phase Experimentation of the characteristics of circuit emission and reception modules alternatives in the Signal inlets and outlets Inlets for Function Generator I TL signals and microphone Outlet for headphone and connectors for oscilloscope PCM signal base band Sampling and quantification Clock 1 333 MHz T bit 12 ms 11 bit frame 1 start 8 code 1 stop and 1 parity Antialiasing filter BW 3gp 280 3400 Hz Compander and expander for microphone Modulators ASK OOK Bandwidth modulator DC 60 kHz FSK Band width modulator DC 60
10. sensor 1 liquid container 1 external photodetector 1 mm Si PIN 1 measurement adapter for external photodetector 1 shielded connector cable for external photodetector 1 screwdriver OPT 970 02 OPTIONAL ACCESSORIES CONNECTION KIT 1 tool for removing the protective covering from optical fibre 1 ST crimping tool 1 polishing disk 1 set of abrasive laminas 1 elastic polishing pad 1 rigid pad 1 liquid container 1 10 m optical fibre cable 10 ST connectors Composition and quantities subject to variation OPTICAL FIBRE ARM VARIABLE OPTICAL ATTENUATOR VARIABLE WDM DEVICE EF 970 FIBRE OPTIC COMMUNICATIONS TRAINING SYSTEM EMITTER MODULE The emitter kit for the simultaneous transmission of two independent channels of up to 10 MHz consists of the following blocks Inputs Analogue separate DC and AC Functions generator internal Microphone Digital with possibility of inversion Emitter stage Channel 1 Channel 2 with actionable laser feedback Amperimeter for adjusting photoemitter polarisation current Photoemmitters 526 nm Led 590 nm Led 660 nm Led 850 nm Led 1300 nm Led 650 nm Laser Fault simulator RECEIVER MODULE Photoreceptors 1mm Si PIN 1mm InGaAs PIN 0 1 mm Ge APD variable internal gain photodetector 2 5mm Si PIN 1 mm Si PIN included with the optional OPT 970 01 Optical Fibre Experiment Kit Precision m
11. D DOCUMENTATION INCLUDED Instruction Manual Practice Manual Electric diagrams and Technical Documentation Set of transparencies Video Pattern tape TM 4 Video tape in transparent casing TM 5 The EP 834 has been designed from a high end power amplifier equipped with the most advanced technology and design From among its characteristics we can highlight Headphone output Non vibration chassis Total harmonic distortion less than 0 008 at 10 W output Frequency response PHONO 20 Hz 20 kHz RIAA equali sation curve 0 5 dB TUNER CD AUX TAPE1 DAT TAPE2 MD Source Direct to listen directly to the 7 Hz 70 kHz 0 3 dB input signal S N ratio Tape monitor PHONO 80 dB EON LINK connection switch to EON programme with RDS broadcast TUNER CD AUX TAPE1 DAT TAPE2 MD 105 dB FAULT SIMULATOR The fault simulator manipulates electric points of the amplifier allo wing to simulate a large number of real faults ACCESSORIES AND DOCUMENTATION INCLUDED Instruction Manual Practice Manual Electric diagrams and Technical Documentation Speakers loads Remote control ER 832 EG 833 RADIO TRAINING SYSTEM The ER 832 has been designed from a stereo radio tuner equipped with the Radio Data System RDS and with the most advanced reception circuits From among its characteristics we can highlight Radio Data System RDS Incorporated
12. D EQUIPMENT MATV MATV Set of 8 programmable UHF amplifiers VHF amplifier Power supply SMATV analogue and digital for RF Programmable IF UHF stereo internal units Universal programmer Power supply for internal units SMATV analogue and digital for IF Adjustable IF amplifiers x4 with terrestrial signal mixing and amplification Power supplies for LNBs and IF amplifiers COLLECTIVE AND INDIVIDUAL MATV DISTRIBUTION Splitters combiners Taps Through outlets and end outlets Splitter outlets COLLECTIVE AND INDIVIDUAL SMATV DISTRIBUTION ANALOGUE AND DIGITAL BY INTERMEDIATE FREQUENCY IF splitters H and V commutable IF splitters IF outlets COLLECTIVE AND INDIVIDUAL SMATV DISTRIBUTION ANALOGUE AND DIGITAL BY CHANNEL PROCESSING MIXED COLLECTIVE AND INDIVIDUAL SMATV DISTRIBUTION COLLECTIVE CATV DISTRIBUTION CATV line amplifier with attenuator equaliser and pre emphasiser Active return channel with gain control USER EQUIPMENT Tuner receiver and antenna positioner Remote control MINI SATELLITE AND RECEIVER AND LNB TESTER ST 240 ACCESSORIES FOR AIMING ANTENNAS Inclinometer Compass ACCESSORIES AND CABLES Roll of coaxial cable 6 conductor cable Markers for the white board OTHER ACCESSORIES Load adapters Bridges Polarising connector DOCUMENTATION Instruction Manual Practice Manual Technical documentation Assembly instructions EF 970 FIBRE OPTIC CO
13. Digital signal level meter display range functions from 16 to 70 dBmV Name of the broadcast station Frequency range FM MW LW Traffic Announcements TA FM 87 5 108 MHz Alternative Frequency AF AM 522 1611 kHz 144 288 kHz Automatic switch to stations which 30 pre set memories transmit traffic information news or Direct tuning through frequency introduc informative programs tion Current Time display CT Automatic broadcast station search Broadcast station search according to Automatic alphabetical ordering of the bro program type PTY adcast stations Radiotext Menu selection system Display of emergency announcements Display personalization BLOCK DIAGRAMS Each one of the functional sections has several test points which permit The block diagrams consist of the following functional modules the analysis and monitoring of the main electrical signals of the tuner All AM radio frequency input section the test points are protected against possible accidental short circuits AM intermediate frequency amplifier FAULT SIMULATOR AM oscillator and mixer section The fault simulator manipulates electric points of the tuner allowing to AM detection simulate real faults PLL synthesiser and frequency divider FM radio frequency input section ACCESSORIES AND DOCUMENTATION INCLUDED FM intermediate frequency amplifier FM oscillator and mixer section Instruction Manual FM demodulator Electric d
14. MMUNICATIONS EF 970 TRAINING SYSTEM poeta TRANSMITTER MODULE RECEIVER MODULE The EF 970 trainer is an innovative system designed for training demonstration and experimentation with the Fibre Optics communication sys tems the phenomenon related to light and the principles of transmission through Optical Fibres as well as the latest tendencies like LASER and WDM wavelength multiplexing The equipment consists of Emitter module two independent channels with photo emitters and LASER Receptor module with optical power measurements Accessories A set of Optic Fibres Documentation EMITTER KIT CONSISTING OF TWO INDEPENDENT CHANNELS WITH LED AND LASER PHOTOEMITTERS 8 INPUTS BF GENERATOR SQUARE TRIANGULAR SINUSOIDAL The BF generator possesses four control buttons to select the wave i ight selecti le i The i ignal The instrument possesses eight selectionable inputs e input signa Shir a n Ge E EN E Teenie may be selected either channel 1 CH 1 or channel 2 CH 2 the same input may also be used for both channels 1 BF generator sinusoidal triangular or square internal signal 2 DC analogue input 75 Q external 3 AC analogue input 75 Q external R a a 4 Microphone monophonic external a AMAA ee Fik 5 Digital input External E Urii vis o CF GENERATOR Wiri 6 Inverted digital input External 7 Digital input permanently on 1 internal 8 Digital switch 4 O
15. X series Technical Documentation PROMAX modules Software and exercise Manual Microcontroller bus expansion connector 16 bits MICROPROCESSOR TRAINING SYSTEM The TM 683 MICROINSTRUCTOR is intended for developing and debugging application programs related with the 68000 Microprocessor by using a personal computer or a terminal as control elements Definite features have been considered in its design so to produce a prominent training equipment in fields covered by microprocessors and specifically by the 68000 its structure and programming The software supplied is a three module structure Monitor Simulator and Assembler programs Working with the TM 683 TM 683 is efficient and user friendly oe SOFTWARE FEATURES HARDWARE FEATURES Handling of the TM 683 memory CPU Uses the 68000 uP at 8 MHz without wait states Handling of the CPU registers E Memory Executing a user program Provided with 64 k words of 16 bits in SRAM File handling Motorola S28 format Ee oyee Further specific functions of system EPROM memory for 32 k words of 16 bits expandable up to 64k Memory handling menu Inputs and outputs eoe pa NoAn en Connectability and expansion Port handling menu 68000 own signals Execution options menu Microprocessor control signal Assembler program Signals for decoding memory and peripherals Communication with terminal AP P LICATION M OD U LES MM 600 Power Supply for MM 6
16. XX Modules MM 610 Universal Controller l l MM 601 Crossroad with Traffic Lights MM 612 Centronics Interface The MM 6XX family modules have been conceived Simulator as extensions to PROMAX micro instructors MM 613 Printer designed to make using and learning about MM 602 Digital Analogue Double Converter Ea microprocessors as control components that much MM 603 8 Channel Analogue Digital en aE Applications easier Converter MM 615 MODEM MM 604 Stepping Motor Control MM 605 DC Motor Control MM 606 Solid State Relays MM 616 Audio Module MM 6XX MM 617 Lift Simulator MM 619 Basic Exercise Module MM 607B EPROM Memory Programmer MM 608B RS 232C Interface MM 620 EPROM Memory Programmer TM 530 APPLICATION PROGRAMMING AND DEVELOPMENT TRAINER WITH PROGRAMMABLE LOGIC DEVICES The TM 530 trainer is an innovative educational tool specifically created for easily The configuration software enables PLD connections to be graphically assigned to the various components that make up the hardware modu le without the need of the student to physically having to create the connections The same software loads the application files previously generated by the design software onto the hardware module ISP device in system programmable Using the PLD application design compilation and simulation software the student enters the logic circuit design with diagrams or ABEL HDL to generate the JEDEC file which is then recorde
17. agrams with test points and telephone connection points consisting of the following subsystems _ External Urban Telephone Exchange 2 lines Billing circuits ISDN Analogue Telephone Exchange External distributor Internal distributor Telephone Terminal that can be used to simulate failures Wiring Simulation of breakdowns in the following subsystems _____ External Urban Telephone Exchange Billing Circuits ISDN Analogue Telephone Exchange Wiring Telephone terminals Composition of the ISDN Analogue Telephone Exchange _ Processing Unit CU consisting of Processor 80C186 1 MB Flash EPROM software memory 256 KB RAM Stable operating memory 256 KB Flash EPROM data memory Control unit of communication ESCC2 Enhanced Serial Communication Controller Control of the connection area EPIC Extended PCM Interface Controller DSP Digital Signal Processor Modem CCITT V21 standard Switching power supply Primary voltage 115 V 230 V configurable 10 50 60 Hz Internal ISDN lines unit 4 basic ports So CCITT 1 430 stimulation mode B B D Possible connection to the same basic access of the 2 ISDN ter minals with a different consumer s number Powering of the terminals 48 V External Analogue Lines Unit 0 2 analogue lines Dialling by impulse or multi frequency Temporal switching from impulses to multi frequency Flash Signals Control of the loop voltage
18. d in the PLD Operation of the design may be functionally simulated before recording The hardware module is then used by the student to test the real ope ration of the application The hardware module includes two Lattice CHARACTERISTICS Agreeable working conditions Programming GAL type logic devices 16V8 20V8 and 22V10 Null insertion sockets for PLDs Programming ispGAL22V10 and ispLS1I1024 logic devices on boards Trainer board for testing applications Flexible input output software assignation of the logic device according to application Available inputs outputs 1 8 bit D A converter 1 8 channel 8 bit A D converter 2 7 segment displays 2 relay outputs 16 switches 1 variable oscillator 16 led diodes 2 buttons 1 hexadecimal keyboard 1 application connector Output compatible with PROMAX series MM 6XX educational modules Communication between the trainer programmer and a PC using the RS 232 port Included power supply PROMAX ELECTRONICA S A learning the design programming and development of applications using program TM 530 The instrument consists of Wiring configuration and programming software PLD application design compilation and simulation software mable logic devices PLD It may also be used professionally as an agile testing instrument for designing logic circuits without the need of creating connections or welding or wasting time building circuits
19. different functional stages of the receiver TUTOR FOR THE 12C BUS A set of microswitches allows the start and stop bits to be modified in addition to the words of the data which are sent to the integrated circuits connected The words received by the ICs are displayed by a series of LEDs DOCUMENTATION INCLUDED Instruction Manual Practice Manual Technical Documentation Manual EA 815 The EA 815 Universal Antenna trainer for MATV Master Antenna Television SMATV Satellite Master Antenna Television and CATV Cable Television system is designed for study and training on installations The main purpose of the EA 815 is to enable the student to calculate install configure adjust alter analyse and localise breakdowns in distribution networks using Terrestrial television MATV Analogue and digital satellite television SMATV Cable television CATV The EA 815 trainer offers a flexibility which enables an endless number of real MATV SMATV analogue and digital and CATV installations to be reproduced It is possible to recreate the more common breakdowns and problems the student will come across on the field It allows him furthermore to test and compare the efficiency of the different solutions available to him The student will be able to familiarise himself with the professional equipment used in real installations and advanced instruments such as field strength meters spectrum analysers or the ST 240 i
20. e connected by modem or directly to a PC from which the operation of the PABX exchange can be managed and configured in order to initiate the student in the principles of programming of internal telephone networks The ET 835 simulates the external analogue lines of the exchange and so it is possible to generate calls from or to the exterior without the need to have actual external lines It moreover incorporates a pulse generator module which manages the rating of the external calls and in which different situations are simulated which allow the student to observe the effect of defective reception of the charging pulses Different faults can be simulated either in the PABX exchange in the transmission lines or in the analogue terminal The student can thus diagnose and trace faults in a telephone network It is presented in a casing stackable with the other units of the range in order to aid its storage GENERAL FEATURES OF THE TRAINING SYSTEM ISDN Analogue Telephone Exchange of latest generation Number of external analogue lines 2 Number of internal analogue lines 2 Number of internal basic ports So B B D 4 internal Maximum number of lines 96 considering both ISDN and ana logue lines Telephone terminals 1 ISDN terminal with alphanumeric display 1 analogue terminal 1 analogue terminal that can be used to simulate failures Simulation of an Urban Telephone Exchange and of the billing circuits Block di
21. easurement channels 1 KHz to prevent influence from external optical sources Very low DC noise for very precise measurements Receptor stages with variable inverse polarisation Analogue channel Digital channel Optical power meter dBm and mW with absolute and relative mea surements Outputs Analogue high or low impedance Digital TTL or RS 232 Speaker internal and headphones Fault simulator OPTICAL FIBRE AND OPTIONAL ACCESSORIES Optical fibre arm Variable optical attenuator WDM system multiplexer demultiplexer Device for creating microcurvatures in optical fibres Connector tools SUPPLIED DOCUMENTATION Instruction Manual Practice Manual PARTIAL LIST OF EXERCISES Measuring optical power Measuring the attenuation of an optical fibre Insertion losses method Measuring the attenuation of an optical fibre Spectral dependence of the attenuation of an optical fibre Influence of ambient light Connecting optical fibre using ST ST adapters Measuring repeatability Measuring the P I characteristics of photoemitters Measuring the optical stability of photoemitters Measuring the V I characteristics of photoemitters Frequency characteristics of photoemitter modulation Spectral dependence of photodetectors Inverse voltage in photodetectors Bandwidth of photodetectors Transmission of analogue signals Transmission of audio signals Transmissio
22. easuring the 1 KHz component DC precision mode The resolution of the power meter in the monitoring modes is 0 1 dB and 0 01 dB in the precision modes EF 970 FIBRE OPTIC COMMUNICATIONS TRAINING SYSTEM OPT 970 01 INCLUDED ACCESSORIES 3 ST adapters for the photodetectors Cleaning components 1 box with anti static cleaning cloths 1 isopropyl alcohol container the isopropyl alcohol is not sup plied 3 1 m pieces of optical fibre 1 1 m piece of optical fibre without protective covering 1 50 m optical fibre 2 ST ST adapters 1 magnifying lens 1 microphone 1 headphones OPT 970 01 OPTIONAL ACCESSORIES EXERCISES KIT 1 2 m piece of optical fibre 1 2 m piece of optical fibre without protective covering 1 set of modal filters cylindrical hoops with various radiuses 2 clips for modal filters 1 set of plaques for generating high density microcurves 1 set of plaques for generating low density microcurves 1 optical fibre arm 2 fixed WDM devices 1 variable WDM device 1 white light source powered by two LRO3 1 5 V alkaline batteries not supplied 1 set of neutral optical filters 1 universal bracket No 1 1 universal bracket No 2 1 variable attenuator 1 ST adapter for 650 nm filter photodetectors 1 ST adapter for 850 nm filter photodetectors 1 shutter diaphragm 1 reflection sensor 1 reflecting lamina 1 U
23. ers modulators and demodulators in order to shape a transmission system easily For instance it permits to compare the advantages of several transmission systems to others including those fibre optics based or to analyse interference phenomena Easy to use and the capability to measure the electrical signals throughout the equipment has been taken into account by means of a series of test points To this end circuitry is located into a desk like cabinet with a transparent fold down cover for a complete access The equipment is composed of one Emitter set and one Receiver set to be linked during training by the selected transmission method EMMITER MODULE EC 696 E The EC 696 E emitting system is provided with several inputs where generators or microphones can be connected A set of sequential controls allows the equipment to be configured quickly by selecting the input modulation AM FM PWM or transmission modes through five different channels bifilar coaxial fibre optic infrared or radio EC 696 E EMMITER MODULE Signal inputs CO1 and CO2 Input from a generator Maximum level V Bandwidth DC to 20 kHz Input impedance gt 20 kQ 1 kHz MIC1 and MIC2 Microphone inputs Sensitivity 6 mVpp adjustable Input impedance gt 20 kQ 1 kHz Modulators AM Modulator Voltage controlled gain amplifier Carrier frequency 100 kHz Modulation index 0 to 100 Bandwidth DC to 20 kHz FM Modulator Voltage controlled oscillator Carrier
24. es one for the signal and the other for measuring The signal block contains two channels also independent one for receiving analogue signals and the other for digital signals The measuring block contains the power meter enabling operation in four different modes analogue digital 1 KHz and DC OPTICAL INPUTS The receiver has four incorporated photodetectors and an external photode tector optional that connects to the EXT SENSOR input by a coaxial cable optional ANALOGUE CHANNEL SIGNAL BLOCK The analogue channel has a gain of 40 dB using two 20 dB amplifier stages The signal block possesses a switch to select the type of coupling DC or AC applied to the first amplifier input and to the analogue channel output section The audio section consists of an independently adjustable low pass for regulating the level of the signal applied to the internal speaker or headphones DIGITAL CHANNEL SIGNAL BLOCK The signal entering the digital channel follows a series of filtering and amplification processes for subsequent comparison with a reference level The amplitude of the channel output may be selected as either TTL level or RS 232 level OPTICAL POWER METER This block performs the absolute or relative measurement of the received optical power The optical meter possesses four measuring modes selected by the user ANALOG monitoring mode DIGITAL monitoring mode 1 kHz precision mode for m
25. et of transparencies Shuffle Test Disc Repetition Amplified speakers self powered Musical calendar Leads and batteries remote control EV 830 EP 834 VIDEO CASSETE RECORDER TRAINING SYSTEM The EV 830 video trainer is a teaching equipment intended for training Professional students in an easy and enjoyable manner which makes them possible to assimilate the operation and the repair techniques of VHS video equipment It is accompanied by extensive documentation which includes theory practices mechanical and faults manuals The EV 830 has been designed on a multifunctional support which aids the analysis of the most important electric signals in the different modes of operation of the video the inspection of all the movements of the mechanical elements including the mechanical parts normally hidden by the video tape and the simulation of the most frequent faults Under the upper cover of the equipment there are block diagrams of the video with over 50 test points which allow the visualisation and monitoring of the different electric signals in any mode of operation All the test points are protected against possible accidental short circuits The units can be stacked with the rest of the range and in their rest position they can be used as domestic desktop apparatus VIDEO RECORDER PLAYER The EV 830 incorporates a video recorder manufactured with the most advanced technology equipped with a high
26. iagrams and Technical Documentation Multiplex decoder Auto amplified speakers RDS demodulator AM Antenna Output section FM Antenna System control Automatic tuning system and memories section Audio section Power supply CASSETTE RECORDER TRAINING SYSTEM t The EG 833 has been designed from a stereo cassette deck equipped with EG 833 DOLBY B and C noise reduction systems and with the new circuit HX PRO which adapts the recording to the appropriate modulation level automati cally From among its characteristics we can highlight 2 Super density heads Signal level indicator 2 Motors Automatic calibration of the bias level Dolby B and C Automatic Music Search AMS Dolby HX PRO Selectable MPX filter Automatic Tape Selector ATS Controlled from SONY amplifiers or receivers Headphones output Ceramic cassette holder Cassette stabiliser BLOCK DIAGRAMS allowing to simulate real faults The block diagrams consist of the following functional modules Each one of the functional sections has several test points which per mit the analysis and monitoring of the main electrical signals of the Input section cassette deck It is safe to operate all the test points are protected Recording process section against possible accidental short circuits Playback process section SO te ACCESSORIES AND DOCUMENTATION INCLUDED Output section i Noise reduction systems Dolby B and C S
27. its or greater 1 Sound board 16 bits or greater 1 Floppy disk drive 3 1 2 1 44 MB Hard disk drive 4 3 GB or greater 1 CD ROM drive X32 or greater 1 14 colour monitor PHILIPS Black Matrix 0 28 1024 768 1 WIN 98 105 keys 1 Speaker set Detect IRQ and DMA conflicts Detect resets Access the ISA bus board offering the possibility of developing prototypes Test ports The system is designed with the maximum safety measures in order to guarantee student integrity The EO 865 training system comes with the MS DOS version 7 0 and the Microsoft Windows 98 Operating Systems on CD ROM support with an Authenticity Certificate and User s Manual Also different products are supplied in order the student familiarises himself with PC maintenance tasks Diagnostic and repair software to certificate the correct operation of the PC Analysis diagnostic and repair kit for emergency situations when it is not possible to boot the PC 1 Internal modem of 56k o greater 1 Mouse Included software Microsoft Windows 98 and MS DOS operating system Virus simulation software Diagnosis and repair software Breakdown generation software Diagnosis and Repair Hardware ISA bus analysis and prototype development board Bus expander board POST codes detector module Series port testing module Parallel port testing modulle Supplied Documentation Training System Instructions
28. kHz DFD reception DC 100 kHz FSK reception BPSK and DBPSK Band width modulator DC 45 kHz QAM QPSK and DQPSK Bandwidth modulator DC 45 kHz Levels 8 Demodulators ASK OOK Type Band pass filter detector of envelope and comparator FSK Types Dual band pass filters PLL direct detector BPSK and DBPSK Pass band Referring to the microphone and signal input all the antialiasing filter Referring to the TTL input DC 45 kHz QPSK DQPSK and QAM AFK Pass band Referring to the microphone and signal Input all the antialia sing filter Referring to the TTL input DC 45 kHz EMITTER CHARACTERISTICS Twin Cable Emitter Output level measured at connector receiver not connected 0 at 4 V according to modulation receiver connected 0 at 3 V according to modulation Connector banana female adapter Coaxial Cable Emitter Output level measured at connector receiver not connected 0 at 4 V according to modulation receiver connected 0 at 3 V according to modulation Connector BNC female adapter Analysis of the effect of disturbance in the channel interference noise bandwidth and attenuation on the different modulations Experimentation on different means of transmission coaxial cable two wire infrared radio and optical fibre The EC 796 is presented in stackable desks very easy to set up designed both for graphic demonstrations of the theory explained in class and
29. level of features and with a wide diffusion on the market From among its characteris tics we can highlight PAL system Automatic tuning Two heads Self cleaning Auto tracking digital 2 Euroconnectors Frame by frame and pause Electronic blocking Automatic System for failure detection BLOCK DIAGRAMS The block diagrams consist of the following functional modules each with the test points of the most important electric signals involved in its operation AMPLIFIER TRAINING SYSTEM 70 W aari stations BLOCK DIAGRAMS The block diagrams consist of the following functional modules Input signal source Input signal source control Equalisers Loudness filter Power section Speakers protections System control Power supply Each one of the functional sections have several test points which permit the analysis and monitoring of the main electrical signals of the amplifier Safe to operate all the test points are protected against possible acciden tal short circuits DIN power output 4Q at 1 kHz 70 W Protection against short circuits Tone control bass and treble Loudness control Balance adjustment Subsonic filter 6 audio inputs Tuning Video Sound Servosystems Control System Power supply FAULT SIMULATOR The fault simulator manipulates electric points of the video allowing over 35 real faults to be simulated ACCESSORIES AN
30. n of video signals Transmission of digital signals RS 232 transmission by optical fibres Sensitivity of optical fibre to curvature Macrocurves Radiation characteristics of optical fibre Measuring numeric aperture Measuring sliding in optical fibre connections Characteristics of a fixed WDM device Characteristics of a variable WDM device Measurements with neutral optical fibres Measuring insertion loss by the variable optical attenuator Comparing noise characteristics between PIN and APD photodetec tors WDM multiplexation and demultiplexation WDM system WDM transmission Transmission sensor Reflection sensor Liquid level sensor Liquid presence transmission sensor Connections with the optical fibre connector tool kit The trainer may be extended with the OPT 970 01 Optical Fibre Experiment Kit and the OPT 970 02 Connector Kit ED 3823 COMPACT DISC TRAINING SYSTEM The ED 823 Compact Disc Player Trainer is an educational device for the theoreti cal and practical study of the digital audio in CD format Its functional structure F enables the user to view the movements of the mechanical elements and to i n bet TI analyse the electrical signals of the various functional modules that comprise the ae player system Furthermore the instrument includes a malfunction simulator for ygi gt whl the study of troubleshooting and diagnostic methods ine
31. ncluded This is a satellite band signal generator used in testing satellite receivers and external units or LNBs EA 815 TELEVISION ANTENNA TRAINING SYSTEM EA 815 The work book presents practical exercises designed to facilitate the learning process The proposed exercises have the aim of calculating and performing measurements on different types of installations and localising the more common problems which the student will come across in future installations The trainer components are laid out on an erasable board which allows the teacher to draw the configuration of the reception amplification and distribution system the student has to set up This diagram will be used by the student as a guide and from it he can easily assemble the installation The white board may be used as a note pad by the student to write down the measurements taken beside each component when analysing an installation or trying to localise a breakdown so that he can immediately determine the attenuation of the each section of the installation ANTENNAS 27 element UHF antenna channels 21 69 90 cm centred focus parabolic antenna containing Reflector Double LNB H and V power adapter included Accessories rods and power accessories MECHANICAL ACCESSORIES 150 cm mast for terrestrial antenna 80 cm mast for parabolic antenna Mobile stand for antennas with wheels PARABOLIC ANTENNA MOTOR Motorised arm for aiming parabolic antenna HEAD EN
32. r TELEVISION ANTENNA TRAINING SYSTEM a gt F n 5 E m i EE 5 E a m ira i E h E a a i no _ e oF Sa C E The ET 891 is an ideal piece of training equipment to teach the operation of colour TV receivers which allows the student to familiarise himself with the most advanced technological innovations The tutor includes a fault generation module and a trainer for the 12C communications Bus The block diagrams of the ET 891 intuitively shows the different modules which make up the colour TV receiver Its over 50 test points allow the analysis and monitoring of the electric signals in the different functional blocks of the receiver It is safe to operate since all the test points are protected against possible accidental short circuits Using the fault module it is possible to simulate the most common faults which can occur in the receiver with thus establishing methods of diagnosis and tracing The trainer moreover incorporates a microcontroller which makes it possible to carry out practices related to the operation of the IC communications BUS Special attention has been paid to its design obtaining a small sized functional piece of equipment Moreover in its rest position it can be used as a domestic desktop TV Video Sound Microcontroller Teletext Deflection FAULT SIMULATOR A set of 48 microswitches allows over 35 faults to be provoked These have been divided into the
33. r eee o control Electric diagrams and Technical Documentation Automatic Music Search AMS i e SPOOKS Power supply FAULT SIMULATOR The fault simulator manipulates electric points of the cassette deck TM 683 TM 311 MM 6XX MICROCONTROLLER TRAINING SYSTEM _ TM 311 The TM 311 microcontroller trainer has been specifically designed to teach programming and use of the most commonly used commercial micro controllers on the market quickly and efficiently The instrument is based on the 80537 microcontroller whose main characteristic is its complete compatibility with the 8031 8051 range of microcontrollers widely distributed throughout industry This is the basic starting point for training future microcontroller experts Furthermore the 80537 being a much more up to date microcontroller it includes a multitude of improvements that make it more powerful and easier to use such as 9 I O ports 12 analogue inputs programmable reference voltage and multiple data pointers Equipped with a 80537 micro Connector allowing access to controller 100 compatible the microcontroller I O ports with software for the 8031 8051 range of microcontrollers Communication with PCs by RS 232C 2 ports or RS 485 32 k EPROM for program code FEATURES 32 k static RAM for program code Assembler diagnosis and simulator software RS 232C cable 32 k static RAM for data Application connector compati ble with MM 6X
34. ssembly installation and configuration hardware architecture and operation and PC testing and diagnosis tasks allowing furthermore the ability to introduce real hardware and software faults and virus for its later elimination The EO 865 permits the assembly installation and configuration of all the components composing a multimedia PC of latest generation It is composed of widely spread and high reliability hardware components manufactured with the latest technology The EQ 865 incorporates a blocks diagram showing the functional modules of a PC Its multiple Test Points enable the main signals of the PC hardware and its peripherals to be measured with the aim that the student may establish failure diagnostic and repairing methods The training system includes software and hardware methods to simulate faults over the different modules of the computer In order to access and evaluate internal signals the EO 865 is provided with the requisite hardware and software to View POST codes Show power supply status Monitor DMA Monitor interruptions IRQ PC Hardware Characteristics Intel Pentium II processor 450 MHz or greater AMI Atlantis circuit board with AGP port Advanced Graphics Port or greater 32 MB SDRAM BIOS in flash ROM 1 AGP slot 64 bits 5 PCI slots 2 ISA slot 2 USB connectors 2 Series ports 1 Infrared IrDA series connector 1 Parallel port 1 AGP 4 MB video board 64 b
35. to 1000 nm 50 efficiency 27 MHz 1 5 m Cable Demodulator specifications AM Demodulator Bandwidth Fast detector DC to 20 kHz bifilar and coaxial 300 Hz to 20 kHz fibre infrared and radio FM Demodulator Carrier frequency Bandwidth Pulse demodulator PWM Carer frequency Bandwidth FDM FM Demodulator Carrier frequency Multiplex bandwidth Output specifications Earphone output Output stage Volume control Output power DPLL type 100 kHz DC to 20 kHz bifilar and coaxial Integrator type 100 kHz DC to 20 kHz bifilar and coaxial 300 Hz to 20 kHz fibre infrared and radio DPLL type 300 or 100 kHz selectable DC to 20 kHz bifilar and coaxial 300 Hz to 20 kHz fibre infrared and radio AB Class Independent for left and right channels 200 mWpp over 32 Q 3 Vpp in Oscilloscope S1 and S2 outputs Output level gt 400 m Vpp 3 Vpp in A ET 835 TELEPHONY TRAINING SYSTEM The telephony training system ET 835 allows the theory and practice of PABX and internal telephone networks to be covered It incorporates a PABX exchange internal telephone lines and external lines charging generator modules fault simulator and connection points for analogue and digital ISDN terminals The ET 835 has block diagrams of each of its constituent modules and also of its wiring In the same block diagrams it is possible to measure the signals of the ISDN and analogue lines The trainer can b
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