The EF-970 professional trainer is an innovative training system, designed for the learning, demonstration and experimentation with the Fibre Optics communication systems, the phenomenon related to light and the principles of transmission through Fibre Optics; as well as the latest tendencies like LASER and WDM systems.

EMITTER KIT	Two independent channels, with LED and laser-photoemitters. 8 inputs, BF generator, miliammeter
RECEIVER KIT	With calibrated optic power meter.
OP-970-1	4 optic inputs, the analogue channel has a gain of 40 dB Set of accessories for practices, including one optic positioner, one attenuator and one variable fibre coupler
OP-970-2	Set of accessories for practices of connection

Partial list of exercices EF-970 & EF-970-E

- 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 photo-emitters

- Measuring the V/I characteristics of photo-emitters

- Frequency characteristics of photo-emitter modulation

- Bandwidth of photo-detectors

- Transmission of analogue signals

- Transmission of audio signals

- Transmission of video signals

- Transmission of digital signals

- RS-232 transmission using optical fibres

EF-970-E only

- Optical power measurement

- 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 photo-emitters

- Measuring the optical stability of photo-emitters

- Measuring the V/I characteristics of photo-emitters

- Frequency characteristics of photo-emitter modulation

- Spectral dependence of photo-detectors (suggested EF-970-E)

- Inverse voltage in photo-detectors

- Bandwidth of photo-detectors

- Transmission of analogue signals

- Transmission of audio signals

- Transmission of video signals

- Transmission of digital signals

- RS-232 transmission by optical fibres

OP-970-01 Exercices kit

- Sensitivity of optical fibre to curvature (Macrocurves)

- Sensitivity of optical fibre to microcurvature

- 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

- WDM: multiplexation and demultiplexation

- WDM system

- WDM transmission

- Transmission sensor

- Reflection sensor

- Liquid level sensor

- Spectral dependence insertion loss by the variable optical attenuator

(EF-970-E needed)

- Comparing noise characteristics between PIN and APD photodetectors

(EF-970-E needed)

OP-970-02 Connection kit

- Connections with the optical fibre connector tool kit EF-970 or

EF-970-E

OP-970-03 Microscope

- Recommended even to use with OP-970-02

Alte produse PROMAX

AMPLIFICATOR PUTERE RF DVB-T SEMNAL COFDM 1W 30DBM PROMAX DT-730

• FREQUENCY BANDS: UHF from 470 MHz ~ 862 MHz
• 1 W RF power amplifier for COFDM signals
• both for single carrier or multicarrier system
• provides an amplified output of 30 dBm (137 dBµV)
• preserves the original signal quality and maintains a low noise levels

TESTER CABLU TV CATV QAM RADIO FM MATV MMDS PROMAX-12

• DE LA 5 LA 1005 MHz
• BER & MER PE SEMNALELE DIGITALE QAM
• MULTISTANDARD: 16/32/64/256 QAM ANEXA A/B/C QPSK
• CANALE ANALOGICE
• CANALE DIGITALE
• DETECTARE PUTERE BANDĂ LARGĂ
• SCANARE
• C/N, CSO, CTB, TENSIUNE VAC, HUM

GENERATOR SEMNAL TEST SATELIT SI CABLU COAXIAL 4 FRECVENTE PURTATOARE PROMAX RP-080

• 4 PILOT CARRIERS: 85 MHz, 750 MHz, 1000 MHz, 2150 MHz
• Selectable and independent carrier level for each one: from 75 to 105 dBµV
• LED indicators for each carrier output level
• 13, 18 V and 22 kHz signal detection.
• Power supply from the LNB or external DC supply.
• Ergonomic and compact format

GENERATOR VIDEO ANALOG + TRANSPORT STREAM DIGITAL MPEG-2 PROMAX GV-998

• Multi-standard and multi-system analogue TV signals
• Test Signal generation in MPEG-2, SPI or ASI format
• Test Signal contains valid audio and video programs
• Moving MPEG-2 video pattern generation
• MPEG logos
• RS-232 remote operation

COMBINATOR DVB-T AMPLIFICATOR SEMNAL RF 22 DBM PROMAX TD-522

• designed to combine different RF (COFDM) signals in DVB-T format
• provides 46 dBm amplification and an output power of 130 dBµV (+22 dBm)
• to be assembled in a rack cabinet of 19 inches and 1U height
• FREQUENCY RANGE: 50 MHz to 860 MHz

SISTEM TRAINING TELEFONIE ANALOGICA & DIGITALA ISDN PROMAX ET-836S

• Last generation of telephone station ISDN / analogue
• 2 internal analogue lines
• 4 external analogue lines
• 4 external basic access So (B+B+D)
• Programming and configuration of the telephone station through PC
• Simulation of an urban analogue station and the circuits of tarification

SISTEM TRAINING DVD & CD PROMAX ED-845

• theoretical-practical study of a DVD & CD player
• observe the internal composition of the mechanics
• analyze the signals that take part of the operation
• simulate several faults for the study of troubleshooting and diagnostic methods

RECEPTOR TERESTRIAL DVB-T -> DVB-ASI TRANSPORT STREAM PROMAX DT-312

• RF INPUT: 2 DVB-T independent inputs
• TS OUTPUT: 2 independent double DVB-ASI outputs
• CAM and ASI output

POWER-METRU FIBRA OPTICA PROMAX PROLITE-63

• OPTICAL POWER METER function (OPM)
• ATTENUATION TEST function
• LOGGER function
• CALIBRATED WAVELENGTH: 1310, 1490, 1550 and 1610 nm
• USB to PC connection
• Pass/Fail signal level analysis

ANALIZOR SEMNAL TV MULTIFUNCTIONAL DVB-T/C/S DVB/T2/C2/S2 DSS PROMAX HD RANGER-ECO

• DVB-T, DVB-T2
• DVB-C, DVB-C2
• DVB-S, DVB-S2, DVB-S2 multistream
• DSS
• CODECURI VIDEO MPEG-2, MPEG-4 H.264
• CODECURI AUDIO MPEG-1, MPEG-2, HE-AAC