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

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

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 FTTX-XPON PROMAX PROLITE-65

• POWER METER function
• ATTENUATION TEST and OPTICAL LOSS TEST SET functions
• LOSSES function
• VISUAL FAULT LOCATOR module
• LOGGER function
• Red laser at 650 nm with an universal connector
• Connection USB to PC to transfer the data recorded by the instrument

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

SPLICER FIBRA OPTICA PROMAX PROLITE-41

• Fibre aligning by means of Core aligning method
• Anti-shock protector
• FASTER splicing: 7 s splicing, 25 s heating
• Applicable fibers: SM, MM, DS and NZDS
• Higher resolution LCD with configurable screen orientation Replaceable Heating Unit
• Interchangeable fiber holders
• USB Port

MODULATOR SFN/MFN ASI-TS MPEG -> DTMB PROMAX MO-280

• fully compliant with the GB20600-2006 and the GY/T 229. 1-2008 standards
• 10 MHz GPS reference input
• MPEG-2 TS INPUTS: 2xSerial ASI-TS MPEG-2 inputs
• RF Output: 45 to 875 MHz (1 Hz steps). MER > 38 dB

MODULATOR COFDM DVB-ASI/ SPI -> DVB-T PROMAX MO-160/161

• MPEG-2 TS INPUT: 2x DVB-ASI, 1x DVB-SPI
• IF OUTPUT: Fixed at 36 MHz
• RF OUTPUT: 475-875 MHz (45-875 MHz for MO-161 model)
• CONSTELLATIONS: QPSK, 16QAM, 64QAM

GENERATOR VIDEO MIRA TV COLOR PAL/ NTSC/ SECAM PROMAX GV-698+

• PAL B, G, H, D, K, I, M, N, NTSC M, SECAM B, G, H, D, K, K1, I, L TV Standards
• 4:3 and 16:9 format patterns
• NICAM and Zweiton Sound
• Addition of an electronic circle on all patterns (except colour bars)
• Two logotypes
• RS-232 remote control

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

SISTEM TRAINING AMPLIFICATOARE DE PUTERE PROMAX EP-834

• comprension of amplifier circuits and practices repairing it
• 6 audio inputs, a block diagram (input signal sources, filters, equalizers)
• RIIA Correction
• Loudness filter
• Subsonic filter