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

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

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 RECORDER CASETE PROMAX EG-833

• Input section
• Recording process section
• Playback process section
• Output section
• Noise reduction systems: Dolby© B and C
• Control system

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

SISTEM DIDACTIC TRAINING TRANSMISII ANTENE PROMAX EA-817B

• install, configure, adjust, modify and analyse any kind of actual MATV and SMATV installation
• high definition (HD) terrestrial television receiver and satellite television receiver is provided
• high definition and video compression (MPEG-2 and MPEG-4)
• DVB-S2, transmodulation, TDT Premium, IPTV, Fiber Optics, FTTx
• DTT signals propagation, Gap-Fillers, transport stream (TS) creation
• familiarity with PID, PMT NID
• configuration and testing of modulation parameters

MPEG-2 TRANSPORT STREAM RECORDER, PROCESSOR, PLAYER PROMAX TG-130

• integrated DVB-T tuner that allows the TS capture in real time
• record a transport stream continuously for several minutes and then play it back
• work in the field where maybe it is not possible to find electricity available
• ASI Transport Stream Input: Maximum data rate 40 Mb/s
• RF Input: DVB-T from 35 to 100 dBµV
• ASI & SPI parallel Transport Stream Output: Maximum data rate 32 Mb/s
• Storing Capacity: Memory card 4 GB, 20 minutes approx (20 Mbits/s)

ANALIZOR CATV RETEA CABLU TV PROMAX-4

• measure the basic parameters to determine the quality of the signal in a CATV system
• different options depending on the needs
• one hand operation instrument with direct reading of the measurement
• illuminated LCD screen
• audio demodulator together with an speaker
• exchangeable input connector so to avoid damaging the instrument

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

ENCODER & TRANSCODER H.264/AVC MPEG-4 HD-SDI HDMI YPBPR RGB CVBS PROMAX EN-264

• H.264/AVC (MPEG-4 part 10), High profile, Level 4.0, 4:2:0 Chrominance sampling
• TS to TS Transcoding (MPEG-2 HD to H.264 HD/SD or MPEG-2 SD to H.264 SD)
• MPEG-1 Audio Layer1 & Layer2 encoding
• 1x Dolby Digital (AC-3) or 1x MPEG-1 audio pass through transcoding
• Supports full HD 1080i encoding
• HD-SDI, HDMI, YPbPr/RGB video input interface