The ER-832 trainer is intended for the study and practice of advanced radio receivers. The incorporated fault simulator module permits to practice units diagnosis and repairing methods. The ER-832 has been designed from a stereo radio tuner equipped with the RDS system and with the most advanced reception circuits.

TEST POINTS	Accessible from the Block Diagram
FAULT SIMMULATOR	By micro-switches on a locked compartment
DOCUMENTATION	Theory, practical and professor manuals

- AM radio-frequency input section

- AM intermediate frequency amplifier

- AM oscillator and mixer section

- AM detection

- PLL synthesiser and frequency divider

- FM radio-frequency input section

- FM intermediate frequency amplifier

- FM oscillator and mixer section

- FM demodulator

- Multiplex decoder

- RDS demodulator

- Output section

- System control

- Automatic tuning system and memories section

- Audio section

- Power supply

Alte produse PROMAX

COMBINER 4 X DVB-T -> 1 X DVB-T PROMAX DT-722

• FREQUENCY MARGIN: From 50 MHz (C-2) to 860 MHz (C-69)
• INPUTS: 4 inputs Female BNC, 75 ? impedance
• RF OUTPUT: 1 female BNC output, 75 ? impedance
• output designed to mix output RF signals of COFDM modulators and transmodulators with DTT channels

TRANSMITATOR CONVERTOR DVB-T -> FIBRA OPTICA PROMAX DT-610

• RF INPUT Frequency margin: From 470 to 862 MHz, From 50 to 1000 MHz(other options)
• FO OUTPUT Wavelength: 1550 ±20 nm (other wavelength as option)
• Fibre: 9/125, SMF28 or equivalent
• Connector: SC/APC
• optical links over distances up to 20 km

SISTEM DIDACTIC DE TRAINING COMUNICATII ANALOGICE PROMAX EC-696

• MODULATIONS: AM, FM, PWM, FDM
• INPUTS / OUTPUTS: Generator, microphone / Oscilloscope, headphones
• TRANSMISSION: Two-wire, coaxial, Fibre Optics, Infra Red & Radio

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

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

MPEG-2 TRANSPORT STREAM RECORDER, PROCESSOR, PLAYER PROMAX TG-140

• record a transport stream continuously for several hours up to 15 hours at 20 Mbps
• ASI transport stream Input, Maximum data rate 150 Mbps
• ASI transport stream Output, SPI parallel transport stream Output, Maximum data rate 90 Mbps
• Hard disk 160 GB Storage Capacity
• USB, Ethernet interface

GENERATOR VIDEO SEMNAL TV CABLU CATV MULTI-PURTATOARE 5..100 MHZ PROMAX RP-100/ RP-100Q

• RP-100: 2 generated carrier pilots
• RP-100Q: 2 generated carrier pilots
• 5 MHz to 100 MHz Frequency Range
• 90 to 110 dBµV (30-50 dBmV) adjustable in steps of 1 dB output level
• select independent frequencies for each pilot
• internal rechargeable battery

TESTER SEMNAL TV TERESTRU DVB-T DVB-T2 PROMAX TVHUNTER+

• Aparat de măsurare portabil mic
• ușor de utilizat
• conceput pentru instalarea sistemelor de televiziune digitală terestră, atât pentru sistemele DVB-T, cât și pentru cele DVB-T2
• Include măsurătorile de bază pentru a asigura calitatea recepției: MER, CBER, VBER etc.

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

ATENUATOR VARIABIL PROGRAMABIL CALIBRAT FIBRA OPTICA 60 DB FTTH PROMAX PROLITE-360

• Access all data from a single screen
• Up to 10 programmable attenuation sequences
• Low insertion loss (< 2 dB)
• Calibrated for standard FTTH networks wavelengths
• Attenuation is indicated in both absolute and relative modes
• USB to PC connection