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

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

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

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

ANALIZOR SEMNAL SI SPECTRU 4K ULTRA-HD TV PROMAX TV EXPLORER NG

• noua generație de TV EXPLORER, acum cu suport nativ 4K, DVB-T2, ISDB-T/Tb
• opțional ATSC 3.0 și DVB-S2x
• Interfața sa multi-touch oferă o intuitivitate similară cu cea a unui smartphone, facilitând navigarea.

RE-MULTIPLEXOR DVB MPEG-2 TRANSPORT STREAM PROMAX MX-008

• Fully compliant with DVB ETSI 300421 standard
• Processing of up to 8 SPTS or MPTS
• 8 ASI inputs, 2 ASI outputs
• ASI input packet length 188/204 bytes Self-adapting
• Output rate up to 216 Mbps

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

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 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

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

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