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

SISTEM TRAINING TELEFONIE ANALOGICA & DIGITALA PROMAX ET-836

• 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

GENERATOR MIRA TV COLOR PAL/ NTSC/ SECAM PROMAX GV-198

• PAL B/G, D/K, I, N, NTSC M, SECAM B/G, D/K, L Standards
• Direct acces keys for nine different chars
• 4:3 & 16:9 formats
• Addition of an electronic circle
• Double side band modulation

SISTEM EDUCATIONAL TRAINING COMUNICATII DIGITALE PROMAX EC-796

• MODULATIONS: ASK, FSK, BPSK, QAM, QPSK, DQPSK
• INPUTS: Generator, microphone/oscilloscope, headphone
• TRANSMISSION: Two-wire, coaxial, Fibre optics, Infra Red, Radio

ANALIZOR WI-FI RETELE WIRELESS 802.11B/ 802.11G PROMAX PROFI-70

• Wi-Fi Wireless Fidelity networks that fulfills the IEEE standard 802.11b and 802.11g
• practical, accurate, yet easy-to-use device
• simple alphanumeric keypad including soft-keys facilitates direct access to operating modes
• RS-232 interface for connection to a printer or computer
• DATALOGGER FUNCTION MEASUREMENTS: Channel, SSID, MAC, Power and Signal/Noise ratio

MODULATOR COFDM DVB-ASI/ SPI -> DVB-T/ DVB-H PROMAX MO-170

• MPEG-2 TS INPUTS: 2x DVB-ASI, 1x DVB-SPI
• IF OUTPUT: Fixed at 36 MHz
• RF OUTPUT: 45-875 MHz
• CONSTELLATIONS: QPSK, 16QAM, 64QAM

GENERATOR SEMNAL VIDEO CABLU CATV PURTATOARE 4 CANALE 5..900 MHZ PROMAX RP-200

• 4 channels handheld pilot generator 5..900 MHz Frequency Range
• direct frequency band (downstream) and return band (upstream) in CATV
• fully-configurable by the user
• frequency and level of each pilot can be set independently
• powered by rechargeable batteries

SISTEM TRAINING RECEPTIE TV DIGITAL PROMAX EU-850

• digital television receivers (satellite, terrestrial and cable)
• transmission, reception and distribution of the digital television (COFDM, QPSK and QAM)
• 5"-TFT hi-res graphical display
• Terrestrial (PAL, SECAM and NTSC systems)
• Terrestrial (COFDM), Satellite (QPSK) and Cable (QAM)
• Video: MPEG-2 / DVB (MP@ML) format

SURSA LUMINA LASER TESTARE FIBRA OPTICA PROMAX PROLITE-105

• meet any requeriment of fibre optics for FTTHx networks
• wavelengths 1310, 1490 and 1550 nm
• Low-frequency modulation selectable for each wavelength
• Sequential mode for automatic measurements

CONVERTOR BANDA WIRELESS 5.7..5.8 GHZ -> 1.5..1.6 GHZ PROMAX CV-589

• down converter for the 5.7 to 5.8 GHz frequency range to 1500 to 1600 MHz
• Converts signals from ISM 5.8 GHz to IF satellite band
• Supply from the signal level meter