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

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

DETECTOR SEMNAL SATELIT DVB-S/S2 DSS SATFINDER PROMAX SATHUNTER+ ALINIERE ANTENA

• Detector de sateliți DVB-S/S2 și DSS
• Conceput pentru instalarea sistemelor Direct to Home, complet automat și extrem de ușor de utilizat
• PROCES ÎN 3 PAȘI Detectare, identificare, reglare fină a sateliților
• SATELIȚI 50 maxim
• RATĂ SIMBOL (DVB-S) 2 până la 45 Mbauds

CONVERTOR BANDA WIRELESS 2.4..2.5 GHZ -> 1483..1583 MHZ PROMAX CV-245

• down converter for the 2.4 to 2.5 GHz to 1483 to 1583 MHz
• Converts signals from ISM 2.4 GHz to IF satellite band
• Supply from the signal level meter

TESTER TV 4K CU ANALIZA DE SPECTRU PROMAX RANGERNEO 3

• Analizor de semnal profesional conceput pentru instalatori experți și ingineri de transmisie
• Include marjă de întârziere a rețelei, analiză T2-MI, GPS (test drive), radio digital DAB/DAB+ plus toate funcțiile RANGER Neo 2

MODULATOR SFN/MFN DVB-ASI/ SPI -> DVB-T/ DVB-H PROMAX MO-180

• MPEG-2 TS INPUT: 2xDVB-ASI 75 ?, 1xDVB-SPI LVDS DB-25
• RF Output: 45 - 875 MHz
• CONTROL INTERFACE: Ethernet RJ-45 connector (SNMP compatible)
• 10 MHz GPS reference input

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

MODULATOR HOME DIGITAL VIDEO DVB-T PROMAX EN-106

• sends audio / video signal from TV satellite receivers, closed-circuit television cameras (CCTV) or video players to DVB-T
• Video Input: 1 x PAL?/?NTSC / SECAM
• Audio Input: 2 x Mono /?Stereo
• Video Compression: MPEG-2 MP@ML 720x576, 25 fps (PAL), 720x480, 30 fps (NTSC)
• Audio Compression: MPEG-1 Layer II Stereo, Mono, Dual, Joint Stereo
• FREQUENCY MARGIN: From 100 to 865 MHz (channels S01 to C69)

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

MODULATOR COFDM DUAL TRANSPORT STREAM-ASI -> DVB-T MULTIPLEXAT PROMAX DT-102

• TS INPUT: 2 DVB-ASI independent inputs
• RF OUTPUT: 2 independent combined DVB-T multiplex
• Filtering table up to 32 PID
• Measurement: Bitrate of the output multiplex
• includes an internal combiner that delivers a single DVB-T output with high C/N

MODULATOR TDS-OFDM ASI/ SPI -> DTMB PROMAX MO-270

• compliant with China's national standard specification for digital terrestrial broadcasting GB20600-2006
• MPEG-2 TS INPUTS: 2x ASI, 1xSPI
• IF OUTPUT: 36 MHz, 50 ? BNC female connector
• RF OUTPUT: 45-875 MHz, 50 &8486; BNC female connector
• MODULATION: TDS-OFDM, 1 or 3780 subcarriers