Equipped with MOFSET transistor circuits, this power amplifier trainer is intended for the comprension of amplifier circuits and practices repairing it, thanks to the incorporated fault generator. The EP-834 has 6 audio inputs, a block diagram (input signal sources, filters, equalizers), and comes with manuals, speakers and a remote commander.

DIN POWER OUT	70 + 70 W (DIN 4? to 1 kHz)
AUDIO INPUTS	PHONO, TUNER, CD, AUX, TAPE1/DAT, TAPE2/MD
FREQUENCY RESPOSE	(PHONO) 20 Hz - 20 kHz, RIAA equalisation curve ± 1 dB (Rest) 7 Hz - 70 kHz ± 0,3 dB
S/N RATIO	(PHONO): 80 dB (Rest): 105 dB

Alte produse PROMAX

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

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

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

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

ENCODER CUADRUPLU VIDEO/ AUDIO-> DVB-T/ TS-ASI PROMAX DT-504

• A/V INPUTS: 4 independent A/V inputs
• RF OUTPUT: 1 DVB-T multiplex
• TS-ASI OUTPUT: optional
• MPEG-2 ENCODER
• Video input: PAL/NTSC
• Audio input: Stereo/Mono/Dual/Joint Stereo

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

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

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

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

RECEPTOR DIGITAL SATELIT DVB-S/S2 -> ASI-TRANSPORT STREAM PROMAX DT-302

• DVB-S/S2 IF INPUT: 2 independent DVB-S/S2 inputs
• TS OUTPUT: 2 double independent DVB-ASI outputs
• allows inserting a Conditional Access Module (CAM)
• Selection of decrypted services by name